33043a-03

Overview Say goodbye to manual nitrate and phosphate testing! The Neptune Systems Trident NP is the latest breakthrough in automated reef aquarium monitoring, providing daily, high-precision testing for nitrate and phosphate. Designed for seamless integration with your Neptune Apex A2 and A3 controllers, the Trident NP makes it easier than ever to track these critical nutrients that influence algae growth, coral coloration, and overall water quality. With automated alerts, easy-to-read graphs, and Apex Fusion control, you’ll always know the health of your reef — no more test kits, guesswork, or skipped maintenance. Key Features Automated Nutrient Testing – Performs daily nitrate and phosphate tests with lab-grade accuracy. Plug & Play Setup – Quick installation with step-by-step guided videos through Apex Fusion. Easy Data Access – Real-time results and historical graphs available anytime, anywhere via Apex Fusion. Customizable Alerts – Receive instant notifications when nitrate or phosphate move outside your safe range. Seamless Apex Integration – Works with A3 Apex (Pro, Apex, Apex Jr.) and A2 Apex (Apex, Apex EL). Compact & Organized – Internal storage for reagents, clean design, and included drip tray. Made in the USA – Built with the same reliability and innovation as the original Trident system. Product Specifications Dimensions (approx.): 9.8" x 12.4" x 4.9" Range: Nitrate: 0–100 ppm Phosphate: 0–2.0 ppm Accuracy/Precision: Nitrate: ±1 ppm, ±5% of reading Phosphate: ±0.01 ppm, ±5% of reading Testing Interval: 1 automatic test per day (extra manual tests can be run) Water Required per Test: ~30 mL Compatibility: A3 Apex (Pro, Apex, Apex Jr.) or A2 Apex (Apex, Apex EL) What’s Included 1x Trident NP Unit 1x 1Link Cable 1x Drip Tray Important Notes Reagent Kit Required: The Trident NP requires a dedicated reagent kit (sold separately). Shipping Restrictions: Reagents can only ship via ground services and are unavailable for destinations requiring air transport.

Overview The Neptune Systems Lab Grade Dissolved Oxygen (DO) Probe is designed for use with the PM3 Module, delivering accurate, real-time monitoring of dissolved oxygen levels in your aquarium. Unlike traditional probes, this lab-grade probe features a replaceable membrane, making it a cost-effective and long-lasting investment. With proper care and routine membrane replacement, this probe can provide reliable performance for years—helping you safeguard the health of your reef tank inhabitants. Key Features Lab-Grade Accuracy – Provides precise dissolved oxygen measurements when paired with the Neptune PM3 Module. Replaceable Membrane – Extend the probe’s lifespan by replacing the sensor membrane every 3 months. Long-Term Value – A durable, professional-grade probe designed to last a lifetime with proper maintenance. Generous Cable Length – Includes a 10 ft. cable for flexible placement in your system. Critical for Reef Health – Helps monitor oxygen levels to prevent fish stress or fatalities from oxygen depletion. Dissolved Oxygen Guidelines Recommended Range for Reef Tanks: 4.5–7 ppm Stress Threshold: Below 4 ppm Fatal Threshold: Below 3 ppm Example: At 78.8°F and 35ppt salinity, maximum dissolved oxygen saturation is 6.64 ppm. Product Specifications Model: Lab Grade Dissolved Oxygen Probe Compatibility: Neptune Systems PM3 Module Cable Length: 10 ft. Maintenance: Replace membrane every 3 months (replacement kits sold separately) What’s Included (1) Neptune Systems Lab Grade Dissolved Oxygen Probe with 10 ft. cable Note: PM3 Module required for operation (sold separately). Replacement membrane kits available.

Overview Bring natural lunar cycles into your reef aquarium with the Neptune Systems Lunar Simulator Module (LSM) and LED strings. By simulating the moon’s phases, you can create a more realistic environment that encourages natural behaviors such as coral spawning and fish breeding. The high-intensity LEDs with wide-angle lenses deliver broad, even coverage, while flexible string sizes allow you to customize your setup to your aquarium. Key Features True Lunar Simulation – Replicates the natural lunar cycle to enhance coral and fish behavior. Customizable LED Strings – Available in 2, 3, 4, or 5 LED configurations. Wide Coverage – Each LED provides 12" of coverage with 100°+ wide-angle lenses. Flexible Mounting – 24" spacing between LEDs allows for multiple layout options. Apex Integration – Connects directly to the Lunar Simulator Module and your Apex system. Modular System – Purchase the LSM module and LED strings separately to match your needs. Product Specifications Coverage Per LED: 12" LED String Options: 2, 3, 4, or 5 LEDs per string Lens Angle: 100°+ for wide, even coverage Spacing Between LEDs: 24" Compatibility: All Apex Controllers (requires LSM module) What’s Included (1) Neptune Systems Lunar Simulator Module (sold separately) (1) LED String – choose 2, 3, 4, or 5 LEDs (sold separately)

Overview Extend the life of your Neptune Systems Dissolved Oxygen (DO) Probe with the Dissolved Oxygen Probe Replacement Kit. Instead of replacing the entire probe, you can restore its accuracy and performance by simply replacing the sensor membrane. With regular maintenance, your DO probe will continue to deliver reliable readings, ensuring your aquarium maintains safe and stable oxygen levels. Key Features Direct Replacement Kit – Designed specifically for the Neptune Systems Dissolved Oxygen Probe. Long-Term Value – Restore probe performance without the cost of replacing the entire unit. Complete Kit – Includes five membranes and cleaning solution. Routine Maintenance – Recommended membrane replacement every 3 months for best results. Critical for Reef Health – Ensures accurate DO readings to safeguard fish, corals, and invertebrates. Product Specifications Part Type: DO Probe Replacement Kit Compatibility: Neptune Systems Dissolved Oxygen Probe Contents: 5 membranes + cleaning solution Maintenance Interval: Every 3 months What’s Included (5) Replacement Membranes (1) Cleaning Solution Instruction Manual (PDF: DO Probe Replacement Membrane Guide)

Overview Designed specifically for reef tanks, Neptune Systems Fish Food is formulated for use with the AFS (Automatic Feeding System). Developed in partnership with Reed Mariculture, the makers of Reef Nutrition, this food feeds both corals and fish with a unique two-stage delivery. Upon contact with water, a micro-film of coral food disperses into the tank, while nutrient-rich pellets sink for fish to consume. Easy to dispense, color-enhancing, and nutritionally balanced, this food is the perfect pairing for your Neptune AFS. Key Features Dual-Stage Feeding – Micro-film coating provides coral nutrition, while pellets feed fish. Optimized for AFS – Developed to dispense smoothly through Neptune’s Automatic Feeding System. Balanced Nutrition – Formulated with premium marine proteins and essential nutrients. Color-Enhancing Formula – Supports vibrant coloration in reef fish. Convenient Pouch – Easy-pour, resealable 3 oz. pouch. Pellet Size – Approx. 1.7 mm, suitable for a wide range of reef fish. Reef-Safe Ingredients – Made with high-quality marine sources for healthy fish and corals. Note: Due to customs restrictions, this product cannot be shipped to Canada. Ingredients Krill Meal, Fish Meal, Squid Meal, Fish Oil, Haematococcus, Wheat Flour, Potato Starch, Corn Starch, Calcium Phosphate, Betaine, Soy Lecithin, Licorice Plant, Wheat Germ, Apple Extract Guaranteed Analysis Crude Protein: 46% min Crude Fat: 16% min Crude Fiber: 2% max Crude Ash: 14% max Crude Phosphorous: 1.7% min Moisture: 6.5% max Product Specifications Food Type: Pellet with coral food micro-coating Pellet Size: ~1.7 mm Packaging: 3 oz. resealable pouch Intended Use: Reef tanks; optimized for AFS (Automatic Feeding System)

Overview The Trident NP Waste Container is specifically designed for safe collection and disposal of waste from the Neptune Systems Trident NP Nitrate and Phosphate Tester. Constructed from durable HDPE Class 2 plastic, this 1-gallon container meets recommended safety standards for holding Trident NP waste reagents, ensuring peace of mind during testing and maintenance. Key Features Safe Material – Made from HDPE Class 2 plastic, one of the recommended materials for Trident NP waste storage. Durable Construction – Resistant to corrosion and compatible with liquid reagents. Proper Fit – Includes a secure cap to prevent leaks and spills. Test-Safe Design – Developed specifically for Trident NP reagent waste handling. Convenient Capacity – 1-gallon size balances storage volume and manageable handling. Instructions Add a neutralizing mixture to the container before use. Follow proper disposal procedures for chemical waste. Full instructions can be accessed by scanning the QR code on the container label. What’s Included 1-Gallon Trident NP Waste Container Waste Container Cap

Overview The Neptune Systems GRO LED Refugium Light is designed to deliver efficient, targeted illumination for macroalgae growth, supporting natural filtration and nutrient export in your reef aquarium. With 84 LEDs optimized for photosynthesis, a wide rectangular form factor, and a clever pipe clamp mount, the GRO ensures strong, even light coverage exactly where you need it—without wasteful spillage. Compact, water-resistant, and easy to install, this 20W refugium light is an ideal solution for growing Chaetomorpha and other common macroalgae. Key Features Optimized Growth Spectrum – 84 LEDs tuned to 455–460nm and 620–670nm wavelengths for maximum photosynthesis. Efficient & Even Coverage – Wide rectangular design distributes light uniformly to promote thick, healthy growth. Water-Resistant Build – IP64 rating makes it safe and durable for sump environments. Pipe Clamp Mount – Clamps securely to 1–1.5" OD plumbing (fits standard 3/4"–1" PVC pipe). Plug & Play Setup – Connects directly to DC24 ports on an Energy Bar 832 or 1LINK module with step-by-step Apex wizard setup. Standalone Option – Can run independently with an optional 24V DC power supply—no Apex required. Supports Natural Filtration – Helps reduce excess nutrients, stabilize pH, and support beneficial micro-fauna. Benefits Encourages nutrient reduction and natural filtration through macroalgae growth. Provides a habitat for micro-fauna, boosting biodiversity and creating a food source for fish and corals. Helps stabilize aquarium pH with reverse daylight photosynthesis (RDP). Promotes abundant, healthy macroalgae growth with less power consumption than traditional refugium lights. Product Specifications Model: Neptune Systems GRO Refugium Light Power Consumption: 20W Voltage: 24V LED Count: 84 LEDs Spectrum Range: 455–460nm & 620–670nm Recommended Coverage: 24” x 18” Dimensions: 8.7" L x 6.1" W x 1.4" H Water Resistance: IP64 What’s Included GRO LED Refugium Light Panel Flexible Gooseneck Pipe Clamp Mounting Bracket

Overview The Neptune Systems GRO LED Refugium Light is engineered to deliver optimal macroalgae growth, supporting natural filtration and nutrient export in your reef aquarium. With 84 LEDs tuned to the ideal photosynthetic spectrum and a wide rectangular design, the GRO provides powerful yet efficient illumination exactly where it’s needed—without excess light spill. Compact, water-resistant, and easy to set up, this 20W refugium light makes growing macroalgae simple, effective, and energy efficient. Key Features Specialized Spectrum – Optimized wavelengths (455–460nm & 620–670nm) maximize macroalgae photosynthesis. Compact & Efficient – 20W output using 84 evenly distributed LEDs ensures uniform coverage. Smart Shape Design – Wide rectangular panel matches refugium layout, preventing wasted light. IP64 Water-Resistant – Built tough for sump and aquarium environments. Plug & Play Setup – Easily connects to DC24 ports on an Energy Bar 832 or 1LINK module. Standalone Option – Operates independently with an optional 24V DC power supply. Natural Filtration Support – Encourages nutrient reduction, pH stability, and micro-fauna growth. Benefits Promotes thick, healthy, and abundant macroalgae growth for nutrient export. Provides a natural solution for maintaining reef stability and balance. Helps stabilize aquarium pH with reverse daylight photosynthesis cycles. Creates a safe habitat for beneficial micro-fauna, enhancing biodiversity in your tank. Product Specifications Model: Neptune Systems GRO Refugium Light Power Consumption: 20W Voltage: 24V LED Count: 84 LEDs Spectrum Range: 455–460nm & 620–670nm Recommended Coverage: 24” x 18” Dimensions: 8.7" L x 6.1" W x 1.4" H Water Resistance: IP64 What’s Included GRO LED Refugium Light Panel Flexible Gooseneck Mount Flat Surface Mounting Bracket

Overview The Neptune Systems COR-20 is one of the smartest and quietest return pumps available for saltwater aquariums. Whether you own an Apex Controller or not, the COR-20 is ready to deliver exceptional performance. It can operate as a standalone pump with its included controller, or integrate seamlessly with any Apex system for advanced programming, monitoring, and automation through Apex Fusion Cloud Software. With up to 2000 GPH of flow, ultra-quiet operation, and built-in safety features like temperature monitoring, the COR-20 offers efficiency, reliability, and peace of mind for reef hobbyists of all levels. Key Features Standalone or Apex-Ready – Operates independently or connects to any Apex controller via AquaBus for advanced features. High Flow Capacity – Pushes up to 2000 GPH with a max head height of 20 feet. IQ-Level Technology – Set custom minimum and maximum flow rates for precision control. Ultra-Quiet Operation – Vector Control BLDC motor technology ensures whisper-quiet, vibration-free performance. Energy Efficient – Consumes less than 90W at maximum power and under 50W at typical full output. Smart Monitoring – Provides real-time feedback on pump status, wattage draw, flow rate, and internal temperature. Safety Built-In – Automatically slows down if overheating occurs, protecting both the pump and your aquarium. Flexible Plumbing Options – Includes multiple output fittings (¾", 1", and 1.25") for easy integration with your system. Product Specifications Pump Dimensions: 3.875" W x 4.875" H x 6.25" D Driver Dimensions: 3" W x 4" H x 1" D Max Flow Rate: 2000 GPH Max Head Height: 20 ft. Input Size: 1" Slip PVC Output Size: ¾" Slip PVC or 1.25" Slip to BSPP Union Power Consumption: <90W @ 120VAC What’s Included 1x COR-20 Pump Body 1x COR Driver Controller 1x 100W DC Power Supply 1x 1.25" PVC Union (Slip to BSPP) 1x 1" Slip Fitting 1x 0.75" Slip Fitting 1x 3 ft. AquaBus Cable

Overview The Neptune Systems COR-15 is a powerful, energy-efficient return pump built for Apex users who demand advanced control and quiet operation. Unlike traditional pumps, the COR-15 connects directly to any Neptune Energy Bar 832 (EB832) or 1Link Module, eliminating bulky power adapters and freeing up outlet space. With up to 1500 GPH flow, advanced IQ-Level control, and seamless integration with Apex Fusion Cloud Software, the COR-15 is one of the smartest return pumps on the market. Note: The COR-15 requires an Apex Controller with a 1Link port. For standalone use, consider the COR-20. Key Features Apex-Exclusive Operation – Requires an Apex Controller with a 1Link port for operation. No Power Bricks – Powered via 1Link or EB832 for clean, simplified cord management. High Flow Capacity – Up to 1500 GPH with a max head height of 14 feet. IQ-Level Technology – Customize min/max speed settings and feed mode flow rates. Ultra-Quiet Design – BLDC motor with Vector Control ensures low vibration and whisper-quiet performance. Energy Efficient – Uses less than 50W at full output. Advanced Monitoring – Real-time operational feedback (flow rate, wattage, temperature) via Apex Fusion. Built-In Safeguards – Automatically reduces speed if pump temperature rises above safe levels. Flexible Plumbing Options – Includes multiple fittings (¾", 1", and 1.25") to fit your system. Product Specifications Pump Dimensions: 3.875" W x 4.875" H x 6.25" D Driver Dimensions: 3" W x 4" H x 1" D Max Flow Rate: 1500 GPH Max Head Height: 14 ft. Input Size: 1" Slip PVC Output Size: ¾" Slip PVC or 1.25" Slip to BSPP Union Power Consumption: <50W @ 120VAC What’s Included 1x COR-15 Pump Body 1x COR Driver Controller 1x 1.25" PVC Union (Slip to BSPP) 1x 1" Slip Fitting 1x 0.75" Slip Fitting 1x 4m (13 ft.) 1Link Cable

Overview Maintain accurate probe readings with the Neptune Systems Probe Calibration Kit. Over time, probes naturally drift and require recalibration to ensure precise monitoring of your reef tank parameters. This kit includes single-use calibration solution packets for both pH and salinity probes, making the process quick, simple, and reliable. Designed with reef aquarium conditions in mind, these solutions are made with high-quality ingredients to guarantee accuracy. Key Features Complete Kit – Includes everything needed to recalibrate pH and salinity probes. Single-Use Packets – Convenient, pre-measured solutions ensure easy and reliable calibration. Two-Point pH Calibration – pH 7.0 and 10.0 packets provide accurate range calibration. Reef-Specific Salinity Calibration – 53,000µs solution replicates 35ppt salinity for conductivity probes. Universal Compatibility – Works with single or double junction pH probes and Neptune Systems conductivity probes. Quality Ingredients – Stable, laboratory-grade solutions for consistent accuracy. pH Probe Calibration Supports two-point calibration (pH 7.0 & 10.0). Ensures accuracy across the range of typical aquarium pH levels. Packets allow direct probe placement with minimal mess. Salinity/Conductivity Calibration 53,000µs solution packet replicates 35ppt salinity. Compatible with Neptune Systems and other conductivity probes requiring the same calibration standard. Product Specifications Solution Types: pH 7.0, pH 10.0, and 53,000µs conductivity Form: Single-use packets Application: Calibration of pH and salinity probes for reef aquariums What’s Included (1) pH 7.0 Calibration Solution Packet (1) pH 10.0 Calibration Solution Packet (1) 53,000µs Salinity/Conductivity Calibration Solution Packet

Overview The Neptune Systems SV-1 Solenoid Valve is the perfect solution for automating flow control in your aquarium system. Designed to work seamlessly with Neptune’s DC24 accessory ports (FMM, 1LINK Module, or Energy Bar 832), this normally-closed solenoid valve allows your Apex to manage RODI systems, ATO reservoirs, calcium reactors, or other low-flow applications that use standard 1/4" tubing. Key Features Automated Flow Control – Turn water, air, or gas flow on and off directly through your Apex. RODI & ATO Ready – Perfect for managing RODI systems and automatic top-off setups. Calcium Reactor Use – Regulate CO2 input for precise control of calcium reactor operation. DC24 Accessory Powered – Connects directly to 1LINK, FMM, or Energy Bar 832 DC24 ports. Standard Tubing Fit – Push-fit connections for 1/4" tubing, with adapters available for soft tubing. Standalone Option – Can also be used with Neptune’s 24VDC power supply (sold separately) for operation without DC24-enabled modules. Product Specifications Model: SV-1 Solenoid Valve Type: Normally-Closed (NC) Power Input: 24V DC Connections: 1/4" push-fit tubing input & output Compatibility: Neptune Systems FMM, 1LINK Module, Energy Bar 832 (DC24 ports) Optional Power: Standalone 24VDC power supply (sold separately) What’s Included (1) Neptune Systems SV-1 Solenoid Valve

Overview The Neptune Systems DŌS Replacement Pump Head Assembly is a direct replacement for worn or aging pump heads on your DŌS or DŌS QuietDrive Dosing Pump. Designed for quick and easy installation, this assembly restores optimal performance by replacing the tubing, roller, and housing cap—all in one convenient unit. Keep your dosing system running smoothly and reliably with this essential maintenance part. Key Features Direct Replacement – Compatible with Neptune DŌS and DŌS QuietDrive dosing pumps. Complete Assembly – Includes tubing, roller, and housing cap. Quick Installation – Installs in minutes with simple snap-on design. Restores Performance – Replaces worn tubing and prevents unnecessary motor wear. Low Maintenance – Keeps your dosing system efficient and reliable. How to Replace Press the clips on the sides of the existing DŌS head and remove it. Position the new pump head over the slot and press until the clips click into place. Test the pump’s rotation using the manual priming buttons. Product Specifications Model: DŌS Replacement Pump Head Assembly Compatibility: Neptune DŌS & DŌS QuietDrive dosing systems Installation: Tool-free, snap-on design What’s Included (1) Neptune Systems DŌS Replacement Pump Head Assembly

Overview The Neptune Systems PMUP-T v2 is a compact, versatile utility pump designed for a wide range of aquarium applications. Unlike the standard PMUP, the PMUP-T includes a 24V power supply, allowing for standalone operation without the need for an Apex controller. With upgraded features such as dry-run protection, over-temperature shutoff, and a removable intake screen for easy maintenance, this pump is reliable, efficient, and ideal for both saltwater and freshwater systems. Key Features Includes Power Supply – Operates independently without an Apex or 1LINK connection. Versatile Utility Pump – Perfect for ATO systems, carbon reactors, GFO reactors, and bio-pellet reactors. Improved Safety – Built-in dry-run detection and over-temperature protection. Compact Vertical Design – Bottom intake and top output fit perfectly in jugs and RO containers. Powerful Performance – Pumps water up to 14 feet vertically, great for basement or lower-level water storage. Energy Efficient – Consumes only 17W, producing minimal heat. Easy Maintenance – Removable intake screen prevents clogging and makes cleaning simple. Standard Connections – 3/8" (9.5 mm) smooth output fits silicone tubing and push-fit connectors. Product Specifications Model: PMUP-T v2 Multi-Purpose Utility Pump Dimensions: 4.58" H x 2.24" Diameter Max Flow Rate: 100 GPH Max Head Height: 14 ft Power Consumption: 17W Operation: Standalone with included 24V DC power supply Applications: Auto Top-Off, Carbon/GFO/Bio-Pellet Reactors, Saltwater & Freshwater aquariums What’s Included (1) PMUP-T v2 Multi-Purpose Utility Pump (1) 24V DC Power Supply

Overview The Neptune Systems PMUP v2 is a versatile, compact utility pump designed for multiple aquarium applications. With upgraded features over the original PMUP, this version now includes a removable intake screen for easy maintenance, dry-run protection, and over-temperature shutoff for added reliability. Whether used for auto-top-off (ATO) or running reactors, the PMUP v2 delivers dependable performance in both saltwater and freshwater setups. Key Features Versatile Utility Pump – Perfect for ATO systems, carbon reactors, GFO reactors, bio-pellet reactors, and more. Improved Safety – Automatically shuts off when running dry or overheating. Compact Vertical Design – Bottom intake and top output fit perfectly in jugs and RO containers. High Pumping Power – Pushes water up to 14 feet vertically, ideal for installations across multiple floors. Energy Efficient – Consumes less than 20W, producing minimal heat in your aquarium system. Easy Maintenance – Removable intake screen allows for quick cleaning and longer pump life. Simple Connections – 3/8" (9.5 mm) smooth output fits standard tubing or push-fit connectors. Product Specifications Model: PMUP v2 Multi-Purpose Utility Pump Dimensions: 4.58" H x 2.24" Diameter Max Flow Rate: 100 GPH Max Head Height: 14 ft Power Consumption: 17W Compatibility: Works with Apex (any model) + 1LINK module or EB832 with available DC24V accessory port Applications: Auto Top-Off, Carbon/GFO/Bio-Pellet Reactors, Saltwater & Freshwater systems What’s Included (1) PMUP v2 Multi-Purpose Utility Pump Note: Requires Apex (any model) and either a 1LINK module or Energy Bar 832 with an available DC24V accessory port. If you do not have an Apex system, choose the PMUP with Power Supply option.

Overview The Neptune Systems OS-1 V2 Optical Sensor is a reliable, long-lasting solution for monitoring liquid levels in your sump, mixing station, or reservoirs. Designed to plug directly into your FMM (Fluid Monitoring Module), this sensor uses reflected infrared light to detect changes between wet and dry states, making it ideal for a wide range of aquarium automation applications. Key Features Reliable Level Detection – Solid-state optical technology ensures accurate wet/dry sensing. Versatile Applications – Use for ATO (auto-top-off), high-level sump alerts, storage container monitoring, and more. FMM Integration – Connects directly to Neptune Systems FMM for seamless Apex control and alerts. Durable & Long-Lasting – Designed for extended use in freshwater and saltwater environments. Easy Installation – Mount through a vessel wall with included nut and silicone washer or use custom brackets. Product Specifications Model: OS-1 V2 Optical Sensor Connection: FMM port Detection Method: Reflected infrared light (wet/dry state) Mounting: Bulkhead-style with nut and silicone washer (included) Compatibility: Neptune Apex systems with FMM module What’s Included (1) OS-1 V2 Optical Sensor (1) Fastening Nut (1) Silicone Washer

Overview The Neptune Systems MXM module unites EcoTech Marine, AquaIllumination, and Neptune gear under a single, seamless ecosystem. With MXM, your favorite Mobius-controlled pumps and lights can now be wirelessly connected and automated through Apex & Apex Fusion. Say goodbye to juggling multiple apps—MXM brings all your devices together into one powerful, user-friendly control platform. Key Features Unified Control – Wirelessly connect and manage EcoTech, AI, and Neptune equipment. Apex Fusion Integration – Automate and control all your devices through a single interface. Wide Compatibility – Works with all A2 and A3 Apex systems. Multi-Device Support – Wirelessly control up to 25 Mobius-enabled devices. Smart Automation – Sync pumps, lights, and feeding accessories with custom schedules and feed modes. Simple Setup – Three easy steps to bring your EcoTech and AI gear into Apex Fusion. Compatibility EcoTech Marine Radion LED Lights: XR15 & XR30 (G5 | G6) Vortech MQD Series Pumps: MP10, MP40, MP60 Vectra Return Pumps: S2, M2, L2 AquaIllumination Hydra Series: Edge 44HD, Edge 68HD, 32HD, 64HD Prime 16HD: Reef, Freshwater, Sol, Fuge Nero Wave Pumps: Nero 3, Nero 5, Nero 7 Blade LED Strip: Grow, Glow, Freshwater, Refugium Orbit Series: Orbit 2, Orbit 4 Axis Return Pumps: Axis 20, Axis 40, Axis 90 Requires Neptune Systems Apex A3 (Apex Pro, Apex, Apex Jr.) or Apex A2 (Apex, Apex EL). What’s Included Neptune MXM Module 3’ AquaBus Cable Product Specifications Module Type: MXM Wireless Control Module Connectivity: Wireless Mobius integration Supported Devices: Up to 25 EcoTech & AI devices System Requirements: A2 or A3 Apex systems Setup Process: Configure in Mobius → Release to Apex → Control via Apex Fusion

Overview The Neptune MOS (Magnetic Optical Sensor) is the modern upgrade to the original OS-1 Optical Sensor, redesigned with a compact form factor, improved durability, and enhanced waterproofing. Its built-in magnetic mount makes installation effortless, while the silicone-encased external magnet ensures a secure hold on glass or acrylic surfaces up to 1/2" thick. Designed for precise water level control, the MOS is ideal for auto-top-off systems, sump level monitoring, water storage applications, and high-level safety alerts. Key Features Modern & Compact Design – Sleeker, more durable, and built to fit into tight spaces. Precise Water Level Monitoring – Uses infrared light reflection for accurate wet/dry state detection. Built-In Magnetic Mount – Strong, easy-to-position mounting system. Silicone-Encased Magnet – Protects against corrosion and ensures long-lasting strength. Completely Waterproof – Engineered to resist water intrusion into the sensor body. Versatile Applications – Perfect for ATOs, sump high-water alerts, or reservoir monitoring. Aquarium-Safe Installation – Works with glass or acrylic surfaces up to 1/2" thick. Product Specifications Model: Neptune MOS (Magnetic Optical Sensor) Replaces: OS-1 Optical Sensor Sensor Type: Infrared reflected light optical sensor Mounting: Internal/external magnetic system External Magnet Protection: Silicone encased Wall Thickness Compatibility: Up to 1/4" (reservoir walls) / up to 1/2" (glass/acrylic tanks) Connection: Apex FMM port Applications: Auto-Top-Off, sump water level control, high-level alarms, storage monitoring

Overview Protect your aquarium and home from costly water damage with the Neptune Systems LD-3 Multi-Surface Optical Leak Sensor. Built as an upgrade to the LD-2, this advanced sensor utilizes optical detection instead of conductive strips, making it more reliable, reusable, and resistant to corrosion—even in demanding saltwater environments. Place it under your stand, near your sump, or around equipment, and rest assured you’ll be alerted to leaks quickly before they cause serious damage. Key Features Optical Sensor Technology – Delivers superior accuracy compared to analog leak detectors. Reusable & Durable – Epoxy-coated design resists corrosion and continues working after repeated water exposure. No False Alarms – Functions reliably on metal, tile, epoxy-coated cement, and other hard surfaces. Saltwater-Safe – Built to last, even when exposed to saltwater environments. Weighted Design – Stays flat on surfaces for consistent monitoring. Flexible Placement – Ideal for stands, sumps, mixing stations, or any area prone to leaks. Apex Integration – Connects to an FMM port for instant communication with Neptune Apex controllers. Compatibility Controller Support: Works with Neptune Systems Apex Controllers via FMM modules or embedded FMM ports (A2/A3 Apex). System Use: Suitable for both freshwater and saltwater aquariums.

Overview Protect your home and aquarium setup with the Neptune Systems LD-2 Leak Detection Probe. Designed for use with the Advanced Leak Detection (ALD) Module, this probe detects water on hard surfaces such as wood, tile, or cement. Its weighted design ensures the sensor stays flat and in place, providing reliable leak detection in and around your aquarium stand or equipment. Key Features Hard Surface Detection – Optimized for wood, tile, cement, or other solid flooring. Weighted Design – Stays securely in place for consistent performance. Strategic Protection – Place inside aquarium cabinets, under stands, or near equipment. Seamless ALD Integration – Works exclusively with Neptune Systems Advanced Leak Detection Module (ALD). Early Warning System – Alerts your Apex when water is detected, preventing costly damage. Product Specifications Model: LD-2 Leak Detection Probe Compatibility: Neptune Systems Advanced Leak Detection (ALD) Module Application: Detects leaks on hard surfaces such as tile, wood, or concrete Design: Weighted for stable placement What’s Included