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CTM HOTflowTM Circulating Heating System

CTM HOTflowTM Circulating Heating System
DimensionsUL Listed Unit
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HOTSTART’s HOTflowTM heating system (CTM model) is a complete coolant preheater. It features an integrated pump that combines the benefits of forced circulation with a compact design that can mount to a variety of small engine applications. The CTM model heats engines up to 20L displacement. Forced circulation of the coolant delivers uniform heating throughout the entire engine, extends element life and offers a significant reduction in electrical consumption.
HOTflowTM model CTM was developed to preheat diesel and gas engines for stationary land power, marine and construction equipment.
  • Heating Fluid: Engine coolant (50% glycol/50% water)
  • Power: 1, 1.5 and 2.5 kW
  • Rated Voltage: 1 Phase 120V, 60Hz, 240V 50/60Hz
  • Tank Material: Glass fiber reinforced thermoplastic
  • Fixed T-Stat: 100° - 120°F
  • Ingress Protection**: IP44
  • Flow*: 2.5GPM (.57 m3/hr) @ 1 PSI (.07 bar)
  • Flow**: 2.5GPM (.57 m3/hr) @ 3 PSI (.21 bar)
  • Inlet/Outlet: .625 inch (16mm) hose barb
  • Cord connected with plug
  • For use in weather protected applications

* - 120V models
** - 240V models
Features Benefits
UL C/US listed (E250789) models available
Compact design
CE compliant models available
Easy to install
Models with fixed thermostat available
Patent # D626570

Important Notes

  • Items marked as being in STOCK are usually available for shipment from one of our stocking locations.  The availability is subject to prior sale of the equipment in our inventory.
  • Standard delivery for non-stock items is 2-3 weeks from date of order.
  • If delivery time is of importance, please call our toll-free number 1-800-275-3181 for information.

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