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Hotstart HOTflow® CSM31204-000 Engine Block Heater | Three Phase 480v 12kW Style B 100-120 F

$2,388.00

Hotstart HOTflow® CSM31204-000 Engine Heater (Style B)

The Hotstart HOTflow® CSM31204-000 Engine Heater keeps large engines warm and ready for fast cold-weather starts.

  • High Wattage Output: 12kW at 480V three-phase for rapid heating of large diesel and gas engines.

  • Built-in Thermostat: Maintains engine temperatures between 100–120°F for optimal performance.

  • Durable Construction: Pressure die-cast aluminum tank ensures long-lasting reliability.

  • Weather-Resistant Design: Suitable for harsh industrial and outdoor environments.

  • Easy Installation: Flexible plumbing orientation and included mounting kit simplify setup.

Order your Hotstart HOTflow® CSM31204-000 heater from Power Systems Plus in Oregon to protect your engine and ensure fast cold-weather starts. Ships in 3-4 weeks due to build time. Message us to confirm your order!

Available on backorder

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Hotstart HOTflow® CSM31204-000 Engine Heater For Sale in OR

The Hotstart HOTflow® CSM31204-000 Engine Block Heater delivers 12kW of reliable heat at 480V three-phase, keeping engines at optimal temperatures for cold-weather starts. Ideal for large diesel and gas engines in trucks, tractors, or stationary equipment. Order your Hotstart HOTflow® CSM31204-000 heater from Power Systems Plus in Oregon to protect your engine and ensure fast cold-weather starts.

HOTflow® engine heaters feature an integrated pump that circulates warm coolant throughout the entire engine at uniform temperatures. Constant circulation of the coolant eliminates hotspots that can deteriorate heater hoses, harm engine seals and diminish coolant life. HOTflow® engine heaters rely on fewer heating cycles – saving up to 55% in energy consumption while extending heater element life and reducing maintenance work.

 

Weight 60 lbs

Brand

Hotstart Block Heaters for Diesel Generators and Industrial Engines

Hotstart block heaters are built to keep diesel, propane, and gas generators ready for cold starts and critical operation, with multiple models available for different engine sizes, voltage needs, and applications. Power Systems Plus supplies Hotstart engine block heaters for sale across the USA, including pump-driven heaters, thermosiphon models, and OEM replacements for KIM Hotstart heaters. We regularly replace thermostats and elements to prolong the life of heater models like the CTM Series, CB/CL Series, and the HOTflow® CSM models. Select models are available in stock. Place your order online or message us for a shipping estimate. TPS Thermosiphon | CL Weathertight Series | CB Weathertight | CTM HOTflow® | CSM HOTflow®| EVRHEAT Series 20 | Vertical Mount Caterpillar Replacements | Hotstart® Catalog | Request Block Heater Service | Message us for Availability
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