We pride ourselves on our ability to evolve, innovate, and consistently deliver better value to our customers. Every product is informed by decades of engineering experience and industry know-how and is hand-tested to function flawlessly right out of the box. No matter what your water quality monitoring needs are, we have a solution designed to make your job easier.
FEATURED 
pH610B
Testers pH TEMP
A Bluetooth pH/temperature tester designed with the everyday user in mind. This tester pairs with Jenco’s free pH Bluetooth iOS or Android app to provide the simplest way to accurately measure pH and temperature readings....
FEATURED 
ORP650B
Testers ORP TEMP
A Bluetooth ORP/temperature tester designed with the everyday user in mind. This tester pairs with Jenco’s free ORP Bluetooth iOS or Android app to provide the simplest way to accurately measure ORP and temperature readings....
FEATURED 
TDS110B
Testers TDS TEMP
A Bluetooth TDS/temperature tester designed with the everyday user in mind. This tester pairs with Jenco’s free TDS Bluetooth iOS or Android app to provide the simplest way to accurately measure TDS and temperature readings....
6309POT
Inlines ORP pH TEMP
pH & ORP dual parameter analyzer with RS-485 MODBUS RTU online connectivity, 4 relays in a 1/4 DIN IP65 case.
6312DTF/6312DTB
Inlines DO SAL TEMP
Dissolved Oxygen, Temperature In-line Analyzer. 1/4 DIN, IP65, panel mount DO/Temp analyzer with two sets of 2 wire 4 to 20 mA current output, 2 sets of programmable on/off relay, RS-485 output and backlight
6311
Inlines ORP pH TEMP
pH or mV analyzer, controller, 4 ~ 20 mA transmitter, RS-485, 4 on/off relays and 1 wash. relay.
3921
Inlines DO TEMP
DO & temperature controller with 2 sets of On/Off relays, stored calibration data, backlit LCD display for DO and temperature.
3321
Inlines CON RES TEMP
Menu driven, sealed, backlit, conductivity controller with 2 relays and tinned lead connectors.
6312CTB
Inlines CON TDS TEMP
Dual current EC analyzer, isolated reversible transmitters, 2 or 4 wire probes, RS-485 and 2 relays.
6312PTB
Inlines pH TEMP
pH/mV analyzer, dual current isolated reversible transmitters, RS-485, relays 2 high, 1 low and 1 temp.
3621
Inlines ORP pH TEMP
Menu driven, sealed, backlit, pH/mV monitor/controller with 2 relays and tinned lead connectors.
6TX
Inlines ORP pH TEMP
Scalable 12 to 36 VDC loop powered 4 ~ 20 mA transmitter, power down flash memory, 1/4 DIN IP65 case.