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This is primarily used on gas engines.  We recommend the TPS151GT10-000 Block Heater for diesel engines.

Compact 1500 watt, 120 volt Tank Heater with 80-100 degree F thermostat - High Impact Plastic. Ideal coolant heater for Generator sets.
Standard heater for Onan, Kohler, Generac, Olympian, Cat, and many other brands.


  • Generac 084918L (KHTPS151GT8-XXX)
  • Cummins / Onan 333-0588-03
  • Kohler 352945

Also works well on stationary engine sizes up to 500 cubic inches / 8.2 Liters.

*Comes with standard 4' cord.  (Please have in mind the Generac 84918L may have a 6' cord, this one has a 4' cord).

  • Includes Aluminum mounting bracket and bolts.
  • Molded from Polyphenylene Sulfide (PPS).
  • Rust-free, resists corrosion, exceptional tensile strength.
  • Vibration and shock tested to extreme limits to guarantee durability.
  • Greatly reduced heat loss for more efficient operation.
  • 5/8" Hose Nipples molded onto the heater for easy connection to standard heater hose.
  • Compatible with all chemicals.
  • Incoloy element for longer service life.
  • Thermostatically controlled - turns on at 80 degrees and off at 100 degrees F.
  • Parts are field replaceable - not a throw away heater.
  • Compact design requires minimal mounting space.


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  • Part #: TPS151GT8-000
  • 246 In Stock
  • Manufactured by: Pramac®

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