Oakton (WD-35801-02) pH Electrode SGL JCTN INL-SUBM 400 GPD @ 4" X 40" Replace bulb annually regardless of

Replace bulb annually regardless of visible operation

5" diameter filter cartridge

4" diameter by 30

Genuine Fleck part

Oakton (WD-35801-02) pH Electrode SGL JCTN INL-SUBM 400 GPD @ 4" X 40" Replace bulb annually regardless ofOakton Professional Grade pH Electrode SGL JCTN INL SUBM Single junction, inline submersible pH electrode designed for continuous monitoring in demanding aquatic environments Model WD 35801 02 Submersible Design Oakton Compatible WHY IT WORKS Built for Submersion and Continuous Use Inline Submersible Designed to remain submerged for extended periods, ideal for monitoring tanks, aquariums, and process water applications Single Junction Design Reliable