33043a-03

Aqua Ultraviolet – Replacement Union O-Ring 2" Overview Factory 2" union O-ring for Aqua Ultraviolet UV sterilizers and filters. Restores a drip-tight seal to stop leaks and prevent air draw at union connections. Key Features Genuine Aqua Ultraviolet 2" union seal Resilient elastomer for long service life Seats easily; compatible with silicone-safe lubricants Quick, tool-light fix for weeping unions Compatibility Fits Aqua Ultraviolet Classic / SL / Ultima components that use 2" slip/socket unions Not for 1.5" or other sizes—verify union size before ordering Specifications Size: 2" union O-ring (nominal) Material: Durable elastomer (black) Use: External wet-location plumbing (O-ring sits in union groove) What’s Included (1) 2" union O-ring Installation Notes Shut off pump and relieve pressure. Separate the union; remove the old O-ring and clean groove and sealing faces. Lightly coat the new O-ring with silicone-safe lubricant (no petroleum). Seat evenly in the groove; hand-tighten the union, then snug—do not overtighten. Pressurize and leak-test.

Aqua Ultraviolet – Replacement Union Half 2" (White) Overview OEM replacement 2" union half for Aqua Ultraviolet UV sterilizers and filters. Quickly restores a secure, leak-free connection when a union half is cracked, cross-threaded, or missing. Key Features Genuine Aqua Ultraviolet 2" union half Includes new O-ring for drip-tight sealing Durable, chemical- and UV-resistant white polymer Enables fast, tool-light disassembly for maintenance or winterizing Compatibility Fits Aqua Ultraviolet Classic / SL / Ultima components that use 2" slip/socket unions Matches the opposite factory union half on your unit (verify style before ordering) Specifications Size: 2" union half (single side) Ends: Slip/socket to mate with factory union body Seal: 2" O-ring (included) Color/Material: White, corrosion-resistant engineered polymer Use: External plumbing; non-submersible part What’s Included (1) 2" union half — white (1) 2" union O-ring Installation Notes Shut off pump and relieve pressure. Separate the union; remove old O-ring and clean groove/sealing faces. Lightly lube the new O-ring with silicone-safe grease; seat evenly. Hand-tighten, then snug—do not overtighten. Pressurize and leak-test.

Aqua Ultraviolet – Replacement Union Half 2" (Black) Overview OEM replacement 2" union half for Aqua Ultraviolet UV sterilizers and filters. Quickly restores a secure, leak-free connection when a union half is cracked, cross-threaded, or missing. Key Features Genuine Aqua Ultraviolet 2" union half Fresh, properly sized O-ring included for drip-tight sealing Durable, chemical- and UV-resistant black polymer Enables fast, tool-light disassembly for maintenance or winterizing Compatibility Fits Aqua Ultraviolet Classic / SL / Ultima components that use 2" slip/socket unions Matches the opposite factory union half on your unit (confirm style before ordering) Specifications Size: 2" union half (single side) Ends: Slip/socket to mate with factory union body Seal: 2" O-ring (included) Color/Material: Black, corrosion-resistant engineered polymer Use: External plumbing; non-submersible part What’s Included (1) 2" union half — black (1) 2" union O-ring Installation Notes Shut off pump and relieve pressure. Separate union; remove old O-ring and clean groove/sealing faces. Lightly lube the new O-ring with silicone-safe grease; seat evenly. Hand-tighten, then snug—do not overtighten. Pressurize and leak-test.

Aqua Ultraviolet – Replacement Transformer/Ballast for Classic 57 Watt Overview Factory replacement transformer/ballast for Aqua Ultraviolet Classic 57W UV sterilizers. Restores reliable lamp ignition and correct operating current in a compact, plug-and-play housing. Key Features Genuine Aqua Ultraviolet power unit matched to 57W Classic models Stable start/run current for consistent UV output Pre-wired housing for a quick, tidy swap Compatible with wiper and non-wiper units Compatibility Classic 57 Watt UV sterilizers (all port sizes) Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 57W low-pressure UV-C lamp Housing: Dry-location use; non-submersible Leads/Connector: Factory-terminated (may vary by production) What’s Included (1) Replacement transformer/ballast for Classic 57W Installation & Safety Notes Disconnect power and allow the unit to cool before service. Mount in a dry, ventilated spot away from splashes. Connect per factory wiring/plug diagram; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamp/sleeve as needed.

Aqua Ultraviolet – Replacement Transformer/Ballast for Classic 40 Watt (Black) Overview Factory replacement transformer/ballast for Aqua Ultraviolet Classic 40W UV sterilizers. Restores reliable lamp ignition and proper operating current in a compact black housing. Key Features Genuine Aqua Ultraviolet power unit matched to 40W Classic models Stable start/run current for consistent UV output Pre-wired black housing for a quick, tidy swap Compatible with wiper and non-wiper units Compatibility Classic 40 Watt UV sterilizers (all port sizes) Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 40W low-pressure UV-C lamp Housing: Black, dry-location use; non-submersible Leads/Connector: Factory-terminated (may vary by production) What’s Included (1) Replacement transformer/ballast for Classic 40W — Black Installation & Safety Notes Disconnect power and allow the unit to cool before service. Mount in a dry, ventilated spot away from splashes. Connect per factory wiring/plug diagram; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamp/sleeve as needed.

Aqua Ultraviolet – Replacement Transformer/Ballast for Classic 25 Watt Overview Factory replacement transformer/ballast for Aqua Ultraviolet Classic 25W UV sterilizers. Restores reliable lamp ignition and correct operating current in a compact, plug-and-play housing. Key Features Genuine Aqua Ultraviolet power unit matched to 25W Classic models Stable start/run current for consistent UV output Pre-wired housing for a quick, tidy swap Compatible with wiper and non-wiper units Compatibility Classic 25 Watt UV sterilizers (all port sizes) Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 25W low-pressure UV-C lamp Housing: Dry-location use; non-submersible Leads/Connector: Factory-terminated (may vary by production) What’s Included (1) Replacement transformer/ballast for Classic 25W Installation & Safety Notes Disconnect power and allow the unit to cool before service. Mount in a dry, ventilated spot away from splashes. Connect per factory wiring/plug diagram; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamp/sleeve as needed.

Aqua Ultraviolet – Replacement Transformer/Ballast for Classic 15 Watt Overview Factory replacement transformer/ballast for Aqua Ultraviolet Classic 15W UV sterilizers. Restores reliable lamp ignition and correct operating current in a compact, plug-and-play housing. Key Features Genuine Aqua Ultraviolet power unit matched to 15W Classic models Stable start/run current for consistent UV output Pre-wired housing for a quick, tidy swap Works with wiper and non-wiper units Compatibility Classic 15 Watt UV sterilizers (all port sizes) Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 15W low-pressure UV-C lamp Housing: Dry-location use; non-submersible Leads/Connector: Factory terminated (may vary by production) What’s Included (1) Replacement transformer/ballast for Classic 15W Installation & Safety Notes Disconnect power and let the unit cool before service. Mount in a dry, ventilated spot away from splashes. Connect per factory wiring/plug diagram; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamp/sleeve as needed.

Aqua Ultraviolet – Replacement Transformer/Ballast for Advantage 2000, 8 Watt Overview Factory replacement transformer/ballast for the Aqua Ultraviolet Advantage 2000 – 8W UV sterilizer. Restores reliable lamp ignition and correct operating current in a compact, plug-and-play housing. Key Features Genuine Aqua Ultraviolet power unit matched to 8W Advantage 2000 Stable start/run current for consistent UV output Pre-wired housing for a quick, tidy swap Works with Hang-On (HOB) and Inline 8W versions Compatibility Advantage 2000 / 2000+ — 8 Watt only Not for 15W, 25W, 40W, 57W, etc. Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 8W low-pressure UV-C lamp Housing: Dry-location use; non-submersible Leads/Connector: Factory terminated (style may vary by production) What’s Included (1) Replacement transformer/ballast for Advantage 2000 8W Installation & Safety Notes Disconnect power and allow the unit to cool. Mount the transformer in a dry, ventilated area away from splashes. Connect per factory wiring/plug; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamp/sleeve as needed.

Aqua Ultraviolet – Replacement Transformer/Ballast for Advantage 2000, 15 Watt Overview Factory replacement transformer/ballast for the Aqua Ultraviolet Advantage 2000 – 15W UV sterilizer. Restores reliable lamp ignition and proper operating current in a compact, plug-and-play housing. Key Features Genuine Aqua Ultraviolet power unit matched to 15W Advantage 2000 Stable start/run current for consistent UV output Pre-wired housing for quick, clean swap Works with Hang-On (HOB) and Inline 15W versions Compatibility Advantage 2000 / 2000+ — 15 Watt only Not for 8W, 25W, 40W, 57W, etc. Specifications Input: 120V AC, 60Hz (North America) Output: Tuned for 15W low-pressure UV-C lamp Housing: Dry-location use, non-submersible Leads/Connector: Factory terminated (varies by production) What’s Included (1) Replacement transformer/ballast for Advantage 2000 15W Installation & Safety Notes Disconnect power and let the unit cool before servicing. Mount the transformer in a dry, ventilated spot away from splashes. Connect per factory wiring/plug; verify line/neutral/ground. After install, confirm lamp strike and steady illumination; replace aged lamps/sleeve as needed.

Aqua Ultraviolet – Replacement Rubber Seal for Quartz Sleeve Overview OEM rubber seal/O-ring that seats around the quartz sleeve to create a drip-tight barrier between the sleeve and end-cap. Replaces flattened, cracked, or missing seals to stop leaks and air draw. Key Features Genuine Aqua Ultraviolet quartz sleeve seal Restores a watertight seal and stable UV performance Silicone-safe lubrication recommended for easier install & longer life Works with wiper and non-wiper models Compatibility Aqua Ultraviolet Classic and SL series that use a sleeve-end rubber seal Order the seal matched to your unit’s wattage/family (8W/15W/25W/40W/57W/80W/114W/160W); seals are not universal across all sizes Specifications Part Type: Quartz sleeve rubber seal / O-ring Material: Durable elastomer (black) Location: End-cap/sleeve interface (external component; not submersible by itself) What’s Included (1) Quartz sleeve rubber seal/O-ring Install & Care Notes Power off and relieve pressure. Remove cap and sleeve; clean groove and sealing face. Lightly coat the new seal with silicone-safe lube; seat evenly. Reinstall sleeve and cap hand-tight, then snug—do not overtighten. Pressurize and leak-test; recheck after the first run cycle.

Aqua Ultraviolet – Replacement O-Ring for EZ (Easy) Twist Top Overview Factory replacement O-ring for Aqua Ultraviolet EZ Twist top caps. Restores a drip-tight seal at the cap to prevent leaks and air draw after maintenance or cap wear. Key Features Genuine Aqua Ultraviolet EZ Twist top O-ring Seats securely in the factory groove for a reliable seal Compatible with freshwater and marine systems Silicone-safe lubrication recommended for longer life Compatibility Fits Aqua Ultraviolet Classic and SL models that use the EZ Twist top cap Match to your cap style (Black or White EZ Twist) and wattage family Specifications Part Type: Top-cap O-ring (EZ Twist) Material: Durable elastomer (black) Use: External sealing surface; non-submersible component What’s Included (1) EZ Twist Top O-ring Install Notes Power off and relieve pressure. Remove the EZ Twist cap; clean the groove and sealing face. Lightly coat the new O-ring with silicone-safe lube. Seat evenly in the groove and reinstall the cap hand-tight (snug, not overtight). Pressurize and leak-test.

Aqua Ultraviolet – Replacement EZ Twist Top, Black (with O-Ring) Overview Factory EZ Twist top cap for Aqua Ultraviolet UV sterilizers. Replaces a cracked, stripped, or leaking top and restores a tool-free seal over the quartz sleeve/end-cap assembly. Includes a new O-ring for a drip-tight fit. Key Features Genuine Aqua Ultraviolet EZ Twist replacement top (black) Includes O-ring sized for the factory groove Tool-free on/off for fast lamp and sleeve service Durable, UV- and chemical-resistant construction Compatibility Aqua Ultraviolet Classic and SL models that use the EZ Twist style top Fit varies by model/wattage—verify your unit’s top style before ordering Specifications Part: EZ Twist top cap — Black Seal: Matching O-ring (included) Material: Heavy-duty polymer Use: External end-cap component (non-submersible) What’s Included (1) EZ Twist top cap — black (1) O-ring for the cap Install & Care Notes Power off and depressurize the system. Remove old cap; clean threads and the O-ring groove/sealing face. Lightly lubricate the new O-ring with silicone-safe lube; seat evenly. Thread the cap on by hand and snug—do not overtighten. Pressurize and leak-test; recheck after the first run cycle.

Aqua Ultraviolet – PART: Wiper, Hex Nut Overview OEM replacement hex nut for Aqua Ultraviolet manual wiper assemblies. Secures the wiper rod and end components to maintain a leak-tight, smooth-operating wiper mechanism. Key Features Genuine Aqua Ultraviolet wiper hex nut Restores proper clamping and alignment of the wiper assembly Durable, corrosion-resistant construction for wet environments Quick, drop-in replacement—no modifications required Compatibility Aqua Ultraviolet Classic and SL models equipped with a manual wiper Works with Regular/Long wiper variants (verify your model before ordering) Specifications Part Type: Hex nut for wiper assembly Material: UV- and chemical-resistant polymer or metal (varies by production) Use: External end-cap hardware (non-submersible component) What’s Included (1) Wiper hex nut Install & Care Notes Power off and depressurize system before service. Inspect mating threads and seals/O-rings; clean and replace if worn. Thread the new hex nut by hand—then snug; do not overtighten. Cycle the wiper with the lamp off and leak-test before returning to service.

Aqua Ultraviolet – PART: Wiper, Ball Knob Overview OEM ball knob handle for Aqua Ultraviolet manual wiper assemblies. Restores a comfortable, non-slip grip for operating the wiper and cleaning the quartz sleeve between services. Key Features Genuine Aqua Ultraviolet replacement ball-style wiper handle Easy, comfortable grip for smooth wiper travel Durable, corrosion-resistant polymer for wet locations Quick swap—no modification to the wiper rod required Compatibility Fits Aqua Ultraviolet Classic and SL models equipped with a manual wiper Designed to attach to the factory wiper rod (25W/57W/40W/80W families, etc.); verify your rod style before ordering Specifications Part Type: Wiper ball knob (handle) Attachment: Threads or insert to match factory rod (model dependent) Material: Impact- and UV-resistant polymer Color: Black (may vary by production) What’s Included (1) Wiper ball knob handle Install Notes Power off and relieve pressure before servicing the wiper. Remove the old knob (unthread or loosen set screw, if present). Install the new knob fully onto the rod; tighten by hand (secure set screw if applicable). Cycle the wiper with the lamp off to confirm smooth operation and clearance.

Aqua Ultraviolet – PART: Wiper Rod, 25/57 Watt Overview OEM replacement wiper rod sized for Aqua Ultraviolet Classic & SL units in the 25W and 57W families. Restores smooth, effective sleeve wiping to help maintain consistent UV output. Key Features Genuine Aqua Ultraviolet rod matched to 25W & 57W models Rigid, corrosion-resistant construction for long service life Smooth travel for even sleeve contact when paired with a good blade Direct swap—no modifications required Compatibility Aqua Ultraviolet Classic and SL units rated 25W or 57W with manual wiper assemblies Not for 8W/15W/40W/80W/114W/160W or other lengths Specifications Part: Wiper Rod (length specific to 25/57W housings) Materials: Durable shaft with factory end interface Use: Internal wiper mechanism (non-submersible component) What’s Included (1) Wiper rod for 25/57W models Note: This listing is rod only. Wiper blade, plastic clips, wiper nut, and seals/O-rings are sold separately. Install & Care Notes Power off and depressurize the system before service. Remove the end-cap; withdraw the old rod and blade. Transfer or install a new blade/clip set onto the new rod. Reassemble with a good wiper nut & seal; hand-snug only. Cycle the wiper with the lamp off to confirm smooth travel, then leak-test.

Aqua Ultraviolet – PART: Wiper Nut with Seal Overview OEM replacement wiper nut with seal for Aqua Ultraviolet UV sterilizers. Restores a watertight, secure connection on the wiper assembly to prevent leaks and keep the quartz sleeve area protected. Key Features Genuine Aqua Ultraviolet replacement wiper nut Includes matching seal/O-ring for a drip-tight fit Fixes leaks from cracked nuts or flattened/worn seals Maintains smooth wiper action and proper sleeve compression Compatibility For Aqua Ultraviolet Classic and SL models equipped with a manual wiper Verify your model’s wiper style/size before ordering (Regular vs. Long assemblies) Specifications Part Type: Wiper retaining nut with seal Seal Type: Elastomer (silicone-safe lubrication recommended) Color: Black (may vary by production) Use: External end-cap component; non-submersible What’s Included (1) Wiper nut (1) Seal/O-ring matched to the nut Install & Care Notes Power off and depressurize the system. Remove old nut and seal; clean threads and sealing surfaces. Lightly lube the new seal with silicone-safe lubricant; seat evenly. Thread on the new nut hand-tight, then snug—do not overtighten. Cycle the wiper with the lamp off and leak-test before returning to service.

Aqua Ultraviolet – PART: Wiper Blade, Regular, with Plastic Clips Overview OEM Regular wiper blade for Aqua Ultraviolet UV sterilizers. Keeps the quartz sleeve clean between services to help maintain consistent UV output. Includes plastic clips for quick, secure attachment to the wiper rod. Key Features Genuine Aqua Ultraviolet Regular-size wiper blade Helps remove biofilm and deposits from the quartz sleeve Plastic clip retainers included for fast, tool-light replacement Restores smooth wiper action; reduces sleeve staining between deep cleans Compatibility For Aqua Ultraviolet Classic and SL models equipped with the Regular wiper assembly Fit varies by model wattage/length—verify your unit’s wiper size (Regular vs. Long) before ordering Specifications Type: Quartz sleeve wiper blade Size: Regular (standard length for many Classic/SL units) Materials: Flexible wiper blade with plastic clips Use: Non-submersible component, inside end-cap/wiper assembly What’s Included (1) Regular wiper blade (2) Plastic clips (quantity may vary by production) Install & Care Notes Power off and depressurize the system before servicing. Remove the wiper rod; unclip and discard the worn blade. Clip the new blade onto the rod; ensure even, straight seating. Reassemble and operate the wiper with the lamp off. For saltwater systems, many users forego wiper use and clean sleeves during lamp changes.

Aqua Ultraviolet – PART: Union, 1.5" White for Filters (Threaded × Slip) Overview Factory 1.5" union for Aqua Ultraviolet filter plumbing, configured threaded × slip. Ideal for replacing worn or damaged unions on Ultima-series filters and other Aqua UV filter manifolds, restoring a leak-free, serviceable connection. Key Features Genuine Aqua Ultraviolet union set, 1.5" size Threaded × slip configuration for easy integration with PVC or filter ports Includes O-ring for a drip-tight seal Durable white polymer resists UV, chemicals, and corrosion Enables quick disassembly for maintenance or winterizing Compatibility Aqua Ultraviolet Ultima / Ultima II and other Aqua UV filter bodies using 1.5" unions Fits 1.5" PVC systems; verify your port style (male/female thread) before ordering Specifications Size: 1.5" union Ends: Threaded × Slip (1.5" NPT thread side, 1.5" PVC slip side) Color/Material: White, chemical-resistant engineered polymer Seal: EPDM-type O-ring (included) Use: External, wet-location plumbing (non-submersible component) What’s Included (1) Union nut & body — 1.5" white (1) O-ring (1.5") (1) Threaded tailpiece — 1.5" (1) Slip tailpiece — 1.5" Installation Notes Shut off pump and relieve pressure. Clean and dry mating faces; place the new O-ring in the groove. Solvent-weld the slip side to 1.5" PVC (allow full cure). Apply PTFE tape to the threaded side if connecting to NPT; hand-tighten, then snug—do not overtighten. Pressurize and leak-test before returning to service.

Aqua Ultraviolet – PART: Union Half 2", with O-Ring (White) Overview OEM replacement 2" union half for Aqua Ultraviolet UV sterilizers and accessories. Includes a fresh O-ring to restore a drip-tight seal—ideal when a union half is cracked, cross-threaded, or missing. Key Features Genuine Aqua Ultraviolet 2" union half Includes O-ring sized for the factory groove Rugged, chemical-resistant construction (white) Restores leak-free, serviceable connections Compatibility Fits Aqua Ultraviolet Classic / SL bodies and accessories that use 2" slip/socket unions Matches the opposite factory union half on the unit (verify your union style before ordering) Specifications Size: 2" union half (single side) Seal: 2" union O-ring (included) Material: Durable, UV- and corrosion-resistant polymer (white) Use: External plumbing; non-submersible component What’s Included (1) 2" union half — white (1) 2" union O-ring Installation Notes Shut off pump and relieve pressure. Separate the union and remove the old O-ring; clean the groove and faces. Lightly lubricate the new O-ring with silicone-safe lubricant; seat evenly. Hand-tighten, then snug—do not overtighten. Pressurize and leak-test.

Aqua Ultraviolet – PART: Union Half 2", with O-Ring (Black) Overview OEM replacement 2" union half for Aqua Ultraviolet UV sterilizers and accessories. Includes a fresh O-ring to restore a drip-tight seal—perfect when a union half is cracked, cross-threaded, or lost. Key Features Genuine Aqua Ultraviolet 2" union half Includes O-ring (new seal pre-sized for the groove) Rugged, chemical-resistant construction (black) Fixes leaks and makes serviceable disconnections quick and clean Compatibility Fits Aqua Ultraviolet Classic / SL bodies and accessories that use 2" slip/socket unions Matches the opposite factory union half on the unit (verify your union style before ordering) Specifications Size: 2" union half (one side only) Seal: 2" union O-ring (included) Material: Durable, UV- and corrosion-resistant polymer (black) Use: External plumbing; non-submersible part What’s Included (1) 2" union half — black (1) 2" union O-ring Installation Notes Shut off the pump and relieve system pressure. Separate the union, remove the old O-ring, and clean sealing faces/groove. Lightly lube the new O-ring with silicone-safe lubricant; seat it evenly. Hand-tighten the union—then snug; do not overtighten. Pressurize and leak-test before returning to service.