Product Name: Walchem Flow Switch (Complete) Model Number: 190997-04 is Obsolete. Use 190997-20 and cut cable to your desired length.  Pressure Range: Low pressure Cable Length: 4 ft. The Walchem Flow Switch (Complete) with the model number...

Nut, 8-32 Keps, SS

The 100786 Walchem Screw is a high-quality repair part, measuring 8-32 x 3/4 inches, this flat head screw (FH) is crafted from stainless steel (SS).

Switch Housing Assembly, 4 ft. cable

Cable, disinfection Sensors, 20 ft.

191096-05 Walchem Cooling Tower Contacting Conductivity Sensor, Active, PP/Stainless Steel, 5 ft. Cable   Brochure

191096 Walchem Cooling Tower Contacting Conductivity Sensor, Active, PP/Stainless Steel, 20 ft. Cable   Brochure

103061 Walchem Cooling Tower Contacting Conductivity Sensors, High Pressure, 300 psi Brochure

Walchem Boiler Contacting Conductivity Sensors, w/J-box Brochure

190768 Walchem Boiler Contacting Conductivity Sensors Brochure

Sensor, Electrodeless Conductivity, Active, CPVC, 10,000 µS/cm, 20 ft. cable

190984 Walchem Cooling Tower Contacting Conductivity Sensors, Active, PP/Graphite, 20 ft. cable   Brochure

Preamplifier, for high pressure contacting conductivity electrodes (190768 & 103061)

Preamplifier Housing, pH/ORP, 5 ft. Cable, ATC

Preamplifier Housing, pH/ORP, ATC, 20 ft. cable, for WEL

Preamplifier Housing, pH/ORP, No ATC, 5 ft. cable, for WEL

Pigtail, 120 VAC

Fuse, F1, WebMaster, 1.6 amp

Spare, Label/Panel Assembly, WMT/B/D/1

Spare Part, GPRS 3G Modem (Quad Band)