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....
600P
Electrodes pH
pH/reference electrode with 30 inch cable and BNC, 12mm Diameter, 0 – 14 pH, good to 80 Celsius.
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.
6313
Inlines ORP pH TEMP
Intuitive pH or mV controller and transmitter in a 1/4 DIN IP-65 case with 2 on/off control relays.
6309PDTF
Inlines DO pH TEMP
pH and DO analyzer in line ,RS-485 output（MODBUS RTU), control relays and 4 ~ 20 mA output
77
Inlines TEMP
2-wire thermo well head type 4 ~ 20 mA current loop output signal temperature transmitter for thermocouple or RTD applications, 3 user selectable temperature ranges and adjustable Zero Span with current output proportional to the...
6308PT
Inlines pH TEMP
Jenco’s most popular pH analyzer, monitor, controller and transmitter with RS-485 and relays.