Improved Performance Starts Here

Hotstart Energy Efficient Genset Heating solutions added to standby generators 1MW and larger reduces the engine heater energy draw by up to 75% through proven air-source heat pump technology. Standby generators in data centers, hospitals, universities, and other critical facilities are equipped with engine heaters maintaining waterjacket coolant temperatures while the genset is idle. These heaters, which run 24/7 consuming up to 60MWh of energy annually, are an untapped source for energy savings.  Read More

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Invest In Efficiency

Global companies facing high energy costs can see immediate gains on sustainability goals by retrofitting their standby genset assets with the highest efficiency engine heater available.

Hotstart Energy Efficient Genset Heaters use an active heat recovery system to maintain genset engine temperatures at a lower energy draw than electric resistance heaters, saving up to 40,000 kWh annually.

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Invest In Redundancy

Energy efficiency efforts on standby generators can be easily accomplished while maintaining redundancy and reliability needed for quick starts during a power emergency.

Hotstart Energy Efficient Genset Heat Pumps use less power to maintain coolant temperatures, reducing engine heater energy draw by up to 75% on gensets 1MW and larger.

Latest News

Hotstart Unveils New Expansion Facility - Hotstart East

September 16, 2026

Hotstart Unveils New Expansion Facility - Hotstart East

Growing to Serve You Better: New Expansion Facility Increases Production Capacity.

read more: Hotstart Unveils New Expansion Facility - Hotstart East

Hotstart and Dish Network - Proven Energy Efficient Heating

May 6, 2026

Hotstart and Dish Network - Proven Energy Efficient Heating

Hotstart partners with Ink the Story and Dish Network to meet the challenge of energy efficient engine heating.

read more: Hotstart and Dish Network - Proven Energy Efficient Heating

Hotstart hires Santanu (Sean) Debnath as Chief Revenue Officer

August 7, 2025

Hotstart hires Santanu (Sean) Debnath as Chief Revenue Officer

Hotstart hires Santanu (Sean) Debnath for Chief Revenue Officer role to lead the development and execution of comprehensive revenue strategies that balance innovation and the company’s 80-year legacy of excellence.

read more: Hotstart hires Santanu (Sean) Debnath as Chief Revenue Officer