-
On Sale 15%
V2 FMM Optical Level Sensor (OS-1) - Neptune Systems
Neptune Systems$29.99$25.49This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in... -
On Sale 15%
Apex FMM Solenoid Valve (SV-1) - Neptune Systems
Neptune Systems$34.99$29.74This 24VDC powered, normally-closed (NC), solenoid valve has push-fit tubing input and outputs designed for standard 1/4″ tubing. The electrical connection on this solenoid valve fits the DC24 accessory ports found on the FMM, 1Link, and Energy Bar... -
On Sale 15%
Fluid Monitoring Module (Module Only) - Neptune Systems
Neptune Systems$109.99$93.49FMM – FLUID MONITORING MODULE IT DOES SO MUCH! This is just the module itself without and sensors. The FMM (Fluid Monitoring Module) is a module that connects to any Apex (Apex(2016), Apex Classic, Apex Lite, Apex Jr.) via it’s AquaBus... -
On Sale 15%
Apex FMM Flow Sensor – 1″ (FS-100) w/Unions - Neptune Systems
Neptune Systems$65.99$56.09Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses BSPP threads so for North... -
On Sale 15%
Apex FMM Leak Detection Probe Solid Surface (LD-2) - Neptune Systems
Neptune Systems$34.99$29.74Plug this probe into your FMM and then place it on any surface where you want to detect stray water. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place. Time is so critical when it... -
On Sale 15%
24VDC 36W Apex Power Supply for DOS & FMM (PS-36-US) - Neptune Systems
Neptune Systems$34.99$29.74This is a power supply for the Neptune Systems FMM, DOS, ATK and Trident. -
On Sale 15%
Accessory Power Supply for DC24V Devices GRO, PMUP, SV1 (PS-DC24) - Neptune Systems
Neptune Systems$24.99$21.24110V power supply for our DC24 accessories like the PMUP, GRO Refugium LED and Solenoid Valve. You can use these when there are no available DC24 outputs on your EB832 or 1LINK but do have physical 110V outlets available. -
On Sale 15%
Apex FMK Flow Monitoring Kit - Neptune Systems
Neptune Systems$219.99$186.99The Fluid Monitoring Kit Includes: 1x - FMM Fluid Monitoring Module 1x - 1" Flow Sensor (FS-100) 2x - 1/2" Flow Sensor (FS-50) 2x - 1" Unions 4x - 1/2" Adapters FMK What's In The Box? The FMM (Fluid Monitoring Module) is a multi-purpose... -
On Sale 15%
Apex FMM Flow Sensor – 1/2″ (FS-50) w/Unions - Neptune Systems
Neptune Systems$34.99$29.74Usually used with aquarium accessories like reactors, carbon/GFO filters, etc., this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor... -
On Sale 15%
Apex FMM Flow Sensor – 1/4″ (FS-25) RODI - Neptune Systems
Neptune Systems$21.99$18.69Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines etc., this flow sensor can be placed in line with the flow on 1/4″ tubing, connected to the FMM, and communicate to your Apex the flow rate of water... -
On Sale 15%
Apex FMM Leak Detection Probe Low Profile (LD-1) - Neptune Systems
Neptune Systems$34.99$29.74Plug this probe into your FMM and then place it underneath your carpet near your aquarium. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place. Don’t have carpet, see the next... -
On Sale 15%
Apex FMM Flow Sensor – 2″ (FS-200) - Neptune Systems
Neptune Systems$109.99$93.49Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses British Standard Parallel Pipe...