Neptune Systems Variable Speed/ Dimming Module

Overview

The Neptune Systems VDM Module adds advanced 0–10V analog control to your Apex system, allowing you to fine-tune compatible pumps and lighting fixtures directly from your Apex Fusion dashboard. With plug-and-play setup, dual AquaBus ports, and reliable performance, the VDM makes it easy to expand your Apex system’s control over flow, lighting, and other variable-speed devices.

Key Features

• Expanded Control – Adds two 0–10V ports, each with two independent channels.

• Pump Integration – Manage flow rates and pulsing modes on compatible pumps like Tunze 6105, 6155, and 6255 (interface cable required, sold separately).

• Lighting Customization – Program dimming and spectrum changes on select LED fixtures such as Kessil A80, A160, and older A360W models.

• DIY Ready – Works with custom or third-party devices that use 0–10V analog input.

• Seamless Apex Fusion Integration – Adjust settings, program schedules, and monitor performance with ease.

• Plug & Play Setup – Automatically recognized by Apex with LED status indicator for troubleshooting.

• Flexible Expansion – Dual AquaBus ports allow integration into star or daisy-chain configurations.

Compatibility Notes

• Requires a Neptune Apex base unit (A3, A2, or legacy Apex models).

• Compatible with many 0–10V controllable pumps and LED fixtures.

• Not compatible with Neptune 1LINK accessories or lights that use digital/wireless protocols.

• Interface cables for pumps/lights sold separately.

Product Specifications

• Model: VDM Variable Speed/Dimming Module

• Ports: 2x 0–10V ports (4 independent channels), 2x AquaBus ports

• Indicator: LED status light

• Cable: 3 ft. AquaBus cable included

• Compatibility: Apex A3, A2, and legacy Apex Controllers

What’s Included

• (1) Neptune Systems VDM Module

• (1) 3 ft. AquaBus Cable