Lab Grade Salinity / Conductivity Probe Used for measuring salinity in your aquarium via an Apex Controller or PM2 Module.(Does NOT work with an Apex EL unless you have a...
These Trident Reagent Needle guides are a simple and affordable add-on that helps ensure the needle stays straight in the reagent bottles. The guides insert into the neck of the bottle, resting securely...
This John Guest Female 1/8" NPT x 1/4" Push Connect Adapter is perfect for converting your Neptune Systems DOS to accept standard 1/4” RO tubing. Simply thread off the compression...
Add mechanical switches to your Neptune Systems Apex controller with this 6 Way Toggle Switch and Button Box. Once programmed, these mechanical toggle switches and buttons provide fast and convenient access...
