Chemtrol Sensors & Parts Select Model # 122 PH -- Chemtrol pH Sensor (For All Controllers) -- $189.00 123 ORP -- Chemtrol ORP Sensor (For All Controllers) -- $213.00 43181 -- Heavy Duty pH Sensor (3/4”) -- $617.47 43180 -- Heavy Duty ORP Sensor (3/4”) -- $718.85 PPM -- PPM Sensor -- $1,216.51 42108 -- Solenoid Assembly 5/16” Tubing -- $187.98 42109 -- Solenoid Assembly 3/8” Tubing -- $208.07 8210G22 -- 1-1/2” Solenoid Valve -- $627.20 8210G24 -- 1” Solenoid Valve -- $405.12 8210G2 -- 1/2” Solenoid Valve -- $199.68 8262G90 -- 1/4” Solenoid Valve -- $99.84 8262G1 -- 1/8” Solenoid Valve -- $92.16 155481-10 -- Rotary Flow Sensor -- $273.92 61472 -- 1/2” Line Strainer -- $22.31 BPL PC -- By-Pass Assembly (Digital) – Flowmeter, Paddlewheel, Safety Switch, In, Out and sampling ball valves -- $427.33 FC FLOW -- Flow Cell -- $327.36 43182 -- Sensor Cell for heavy duty (3/4”) Sensor -- $1,013.76 FCA/FS -- By-pass Assembly -- $729.35 Quantity: