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Our office is closed on Friday March 29th.

Our office is closed on Friday March 29th.

Thermostats for Cummins 855, NH 250, and NT 220 Engines

Thermostat for Cummins 855 Engines

Optimize the efficiency of Cummins NH and NT Series engines with thermostats from Diesel Parts Direct. Defective thermostats can cause your Big Cam engines to overheat. Don’t wait until urgent repairs are needed, visit our online store to choose from a range of Cummins thermostats that keep your diesel engines running efficiently.

Not sure if a genuine Cummins thermostat or an aftermarket 855 Cummins replacement is right for your Big Cam engine? Call 855.470.3525 to speak to our Cummins diesel specialists. We’re ready to help find cooling system parts for everything from the NH Series to the NT-855 engines.

Keep your NH and NT series engines running with thermostats from Diesel Parts Direct.


THERMOSTAT - NH855 / NT855 (160degF)

Genuine Cummins Part

$223.07

THERMOSTAT - NH855 / NT855 (180degF)

Genuine Cummins Part

$225.04

THERMOSTAT HOUSING - NH/NT / NTA855

Genuine Cummins Part

$159.38

THERMOSTAT - G855 / N14 / N14 CELECT / NH855 / NT855

Genuine Cummins Part

$164.52

THERMOSTAT (77degC / 170degF)

$38.00

THERMOSTAT (175degF/79degC)

$43.33

THERMOSTAT - NH855 / NT855 (160degF)

$39.68

THERMOSTAT - BIG CAM IV (225degF/107degC)

$44.67

THERMOSTAT - NH855 / NT855 (180degF)

$41.27

THERMOSTAT - NH/NT855 / NT / NTA 855

$24.46

THERMOSTAT - BIG CAM IV (173degF/78degC)

$24.46

THERMOSTAT - BIG CAM (187degF/86degC)

$24.76

THERMOSTAT (180degF/82degC)

$35.95

THERMOSTAT (180degF/82degC )

$43.17