Whitepaper: Data Center Energy Optimization Strategy for Standby Generation

Jul 11, 2025

Hotstart and INFRA Science & Engineering present a co-authored whitepaper discussing using alternative standby power generator heating systems, such as air-source heat pumps, as a PUE reduction strategy plus other benefits air-source heat pumps can provide.

Product Bulletin CSM Tank Sleeve Removal

May 14, 2025

As of May 2025, Hotstart will begin manufacturing all aftermarket CSM models without the tank sleeve component.

Hotstart High Efficiency Engine Heater Granted UL C/US and CE Approvals

Feb 10, 2025

Hotstart's CVC High Efficiency Engine Heater is UL C/US and CE approved. The air-source heat pump engine heater reduces the energy usage associated with maintaining coolant temperatures within standby generators, enabling quick starts and full load power of gensets during power emergencies.

Hotstart Broadens Localized Manufacturing in Germany

Jul 15, 2024

Hotstart's Köln, Germany location is broadening production capability to supply CSM Euro Engine Heaters locally to Europe and the United Kingdom. Shipments of heaters manufactured in Germany will start shipping in September, 2024 to regional customers.

Hotstart Hosts Association of Washington Businesses State of Manufacturing Address

Oct 18, 2023

On October 4th, Hotstart had the honor of hosting at our headquarters the first annual State of Manufacturing Address.

Reaching New Heights

Jan 17, 2023

Success comes in many forms, both personally and professionally. Mits Nakamura, managing director of Hotstart Europe GmbH and Hotstart Asia Pacific Ltd., proved this with his recent climb to Mt. Everest Base Camp in September 2022.

Hotstart Acquires GTS

Jan 3, 2023

Spokane, Wash. – Hotstart has acquired GEO-THERMAL SYSTEMS, INC. (GTS) effective December 22, 2022.

Hotstart promotes Michael Abbott to Quality Manager

Jul 1, 2022

Spokane, Wash. – Hotstart is pleased to announce the promotion of Michael Abbott to Quality Manager effective July 1, 2022.

Hotstart displays UL Listed EVRHEAT Series 20 Engine Heater at PowerGen International 2022

May 24, 2022

Hotstart Thermal Management is displaying the newly UL Listed EVR20 Engine Heater at PowerGen International 2022 in Dallas, TX this May 23-24.

Hotstart promotes Casey Hall

Feb 17, 2022

Spokane, Wash. – Hotstart is pleased to announce the promotion of Casey Hall from Railroad Market Manager to Product Strategist/Market Manager. Mr. Hall will move from the Hotstart Railroad Office in Merrillville, IN to company headquarters in Spokane, WA where he will work closer with Hotstart’s sales, engineering and manufacturing teams. Mr. Hall joined Hotstart in 2015 as a Railroad Market Manager where he worked with railroads, installers and OEMs to reduce locomotive idling, fuel consumption and emissions across the US and Canada.

Hotstart Honored by Esther Reed Chapter of DAR

Feb 9, 2022

Spokane Valley, WASHINGTON: Local members of the NSDAR Esther Reed Chapter, honored Spokane Valley business Hotstart, Inc. with a Flag Certificate for flying the American Flag for over 40 consecutive years. This year will mark the 80th year that Hotstart has been in business in the Spokane area.

Technical Bulletin - Notice of Product Label Date Code Change

Dec 29, 2021

As of January 1, 2022, Hotstart will be changing the format of the date code used on product labels for select thermal management products. The date code format will change from Week/Year to Date/Year to better align with universal calendar dates. Download the Technical Service Bulletin for complete details on product families effected.

The Energy Transition

Nov 29, 2021

The energy transition is in progress and Hotstart is a key player in the evolution of power generation. Read a message from our CEO, Terry Judge, on what the energy transition means to the company.

Happy 10th Anniversary Hotstart Asia Pacific

Nov 1, 2021

Join us in celebrating 10 years of our Hotstart Asia Pacific office in Tokyo, Japan! Read about how we started in the region, our challenges and successes along the way, and our hopes for the future.

Hotstart Expands Manufacturing in Europe

Sep 29, 2021

Spokane, Wash. September 29, 2021 – Hotstart Europe GmbH (HEG), a subsidiary of Hotstart, recently shipped the first locally manufactured HOTflow® CSM Euro Engine Heaters to customers in Europe. The Köln, Germany based operation is the first international manufacturing location for the company.

Who ya gonna call?

Jul 21, 2021

Did you know Hotstart offers field service support? Read about how we travel the world to work on systems installed at customer locations and help keep daily operations going.

Meet the Team - Hotstart United Kingdom

Jun 30, 2021

Hotstart has grown over the years, opening locations outside of our main operations in Spokane, Washington. In a mini-series of articles, we'll introduce you to the Hotstart teams across the globe. Up first - Hotstart United Kingdom.

Distributor Spotlight - ECCO Engenharia

Jun 2, 2021

Hotstart partners with distributors around the world to help us deliver solutions to customers. Here is the first in a series of articles spotlighting these companies and the relationships we’ve built.

Lasting Relationships

May 12, 2021

So, I was asked by Marketing to write a blog. I had to google “what is a blog?” to know what to do! Well here we go…

Discontinuation Notice - EVR20 1.65 kW Heater

Apr 21, 2021

As of March 2021, Hotstart will no longer offer the EVRHEAT 1.65 kW model. Instead, Hotstart will offer two new heating power model options for the EVRHEAT series: 1.4 kW and 1.9 kW. These two new heating power options will join the existing 2.5 kW option in an effort to maximize our customer’s potential engine heating applications for the entire EVRHEAT series.

Tags: product discontinuation

How to Really Save Electricity

Apr 21, 2021

Opportunities for improving energy efficiency can be found anywhere. Hotstart shares how they found a way to reduce costs for customers and improve on heater performance when heating standby generators.

Welcome to the Hotstart Blog

Mar 31, 2021

Oh the stories we could tell! For nearly 80 years now, we've been building up a treasure trove of experiences and connections with our customers, vendors, partners, and co-workers.

Hotstart expands Hazardous Location offerings

Jan 20, 2021

Spokane, Wash. January 20, 2021 – Hotstart is expanding its offerings of hazardous location certified products, bringing design and manufacturing expertise to additional industries beyond oil and gas heating applications. Industries, applications, and customers around the world that require hazardous location certified equipment will benefit from Hotstart’s experience designing solutions that meet rigorous certification standards.

New Case Study - Hotstart Hazardous Location Engine Heating

Dec 7, 2020

Hotstart recently published a new case study focused on optimizing the performance of hazardous location engine heaters on gas compressor packages and engines. Download the study to learn more on best practices and field testing results with an industry gas engine manufacturer.

Hazardous Location Engine Heating Case Study

Hotstart Hazardous Location Heating Systems for Canada and United States UL C/US Listed

Nov 17, 2020

Spokane, Wash. November 17, 2020 – Hotstart was recently granted UL C/US approval for their hazardous location heating systems used in the extraction of natural gas including midstream, offshore, CNG and other gas compression operations. Models OLE, CLE, OCLE, DOLE, OSE, CSE and OCSE are now certified for Class I, Div.

Hotstart Recertified in First Virtual ISO 9001:2015 Audit

Jun 24, 2020

Spokane, Wash. June 24, 2020 – Hotstart, a world leader of thermal management technologies, was recently audited and recertified by SAI Global to the ISO 9001:2015 standard. This was the first time the company participated in a virtual audit.

Hotstart COVID-19 Update

Mar 25, 2020

Spokane, Wash. - As the COVID-19 situation continues to impact the world, Hotstart is working to prioritize the safety and health of our employees, their families and our communities while also continuing to deliver essential products to our customers. On March 23rd, Washington State Governor Jay Inslee announced a new “Stay Home, Stay Healthy” order to close businesses except those described under “Essential Critical Infrastructure Workers”.

Hotstart Launches New Brand

Mar 2, 2020

Spokane, Wash. March 2, 2020 – Hotstart, a world leader in the design and manufacture of industrial heating solutions for engines and equipment since 1942, launched a new brand, logo and tagline today. “Hotstart Thermal Management” positions the company as the leader in performance-improving heating and cooling technologies that keep the world running.

Hotstart United Kingdom Sales Office Moves to New Location

Jan 2, 2020

Spokane, Wash. January 2, 2020 - Starting January 2, 2020, Hotstart United Kingdom will be in a new location for our sales operations in Birmingham. Shipments and/or deliveries will continue to be accepted at our previous location.

Hotstart announces new EVRHEAT Series 20 Forced Circulation Engine Heater at PowerGen International 2019

Nov 19, 2019

Spokane, Wash. November 19, 2019 – At the 2019 PowerGen International exhibition, Hotstart announced the new EVRHEAT Series 20 Forced Circulation Engine Heater for genset applications in the United States and Canada. The EVR20 is designed to preheat and maintain engine temperature in generators up to 20 liters in size while in standby mode.

HOTSTART Exhibiting at International Workboat Show 2019

Nov 12, 2019

Spokane, Wash. – HOTSTART will be exhibiting heating solutions for the marine industry at the 2019 International Workboat Show December 4 – 6 in New Orleans, LA, USA. Visit booth 3810 to learn the benefits of preheating marine propulsion and auxiliary engines for the commercial vessels and small craft.

HOTSTART awarded #1 Medium Company by Best Places to Work Inland Northwest 2019

Oct 9, 2019

Spokane, Wash. – HOTSTART was awarded today #1 Medium Company in the 2019 Best Places to Work Inland Northwest competition. The fourth annual list was created by the Spokane Journal of Business and Best Companies Group.

HOTSTART Exhibiting at Marintec China 2019

Oct 8, 2019

Spokane, Wash. – HOTSTART will be exhibiting heating solutions for the marine industry at the 2019 Marintec China exhibition, December 3 – 6 in Shanghai, China. Visit booth N2B6A-12 in the German Pavilion to learn the benefits of preheating marine propulsion and auxiliary engines for the shipping industry.

HOTSTART Exhibiting at Energy Storage North America 2019

Oct 8, 2019

Spokane, Wash. - HOTSTART will be exhibiting at the 2019 Energy Storage North America exhibition this November 6 – 7, 2019 in San Diego, CA, USA. Visit HOTSTART at booth #416 and talk with our battery thermal management experts on how HOTSTART circulating liquid cooling & heating solutions maximize battery performance in energy storage systems. Energy storage systems need batteries to stay cool while delivering clean, stable energy to end users.

HOTSTART announces new Battery Charging Unit at Railway Interchange 2019

Sep 22, 2019

Spokane, Wash. September 22, 2019 – HOTSTART announced today at the 2019 Railway Interchange its latest product offering for the locomotive industry, the BCU Battery Charging Unit. The BCU is designed to provide both high level and trickle charge currents to locomotive batteries, ensuring battery voltage is maintained without having to idle the locomotive engine.

HOTSTART IECEx Heaters featured in COMPRESSORtech2

Aug 23, 2019

Spokane, Wash. - HOTSTART was featured in the August/September issue of COMPRESSORtech2 highlighting the new IECEx certifications granted to the company's line of Oil and Gas heaters for international gas compression applications. IECEx certification on the OLA, CLA, OCLA, OSA and CSA model heaters makes it easier for customers in markets like Australia and New Zealand to integrate these heaters into their operations without having to make modifications to the equipment.

HOTSTART Exhibiting at Railway Interchange 2019

Aug 7, 2019

Spokane, Wash. - HOTSTART will be exhibiting idle reduction solutions for the railroad industry at the Railway Interchange 2019 exhibition and technical conference September 22 - 25, 2019 in Minneapolis, Minnesota. Visit HOTSTART at indoor booth #2637 and talk with our idle reduction experts on how HOTSTART engine heating solutions can serve the needs of short line, regional and Class I railroads.

HOTSTART Exhibiting at Solar Power International 2019

Aug 7, 2019

Spokane, Wash. - HOTSTART will be exhibiting at Solar Power International September 23 - 26, 2019 in Salt Lake City, Utah. Visit HOTSTART at booth #3222 and talk with our battery thermal management experts on how HOTSTART circulating liquid cooling & heating solutions maximize battery performance in energy storage systems. Energy storage systems need batteries to stay cool while delivering clean, stable energy to end users.

HOTSTART Exhibiting at GMRC Gas Machinery Conference 2019

Aug 6, 2019

Spokane, Wash. - HOTSTART will be exhibiting engine heating solutions for the Oil and Gas industries at the GMRC Gas Machinery Conference September 29 - October 2, 2019 in San Antonio, TX. Visit HOTSTART at booth #613 to see our engine and compressor heating solutions for oil and gas operations.

HOTSTART Receives IECEx Certification for Hazardous Location Heating Systems

Jul 29, 2019

Spokane, Wash. July 29, 2019 – HOTSTART was recently granted IECEx Certification for their hazardous location heating systems used in international gas compression operations. Models OLA, CLA, OCLA, OSA and CSA are now certified for Class 1 Zone 1 Group IIA T3 installations.

HOTSTART Exhibiting at ESA Energy Storage Annual Conference & Expo

Apr 9, 2019

Spokane, Wash. - HOTSTART will be exhibiting at the ESA Energy Storage Annual Conference and Expo April 16-18, 2019 in Phoenix, AZ. Visit HOTSTART at booth #412 and talk with our battery thermal management experts on how HOTSTART circulating liquid cooling & heating solutions assist in preventing thermal runaway while maximizing battery performance in energy storage systems. Energy storage systems need batteries to stay cool while delivering clean, stable energy to end users.

HOTSTART Exhibiting at Advanced Clean Transportation Expo 2019

Apr 9, 2019

Spokane, Wash. - HOTSTART will be exhibiting at the Advanced Clean Transportation Expo (ACT) April 24-25, 2019 in Long Beach, CA. Visit HOTSTART at booth #1814 and talk with our battery thermal management experts on how HOTSTART circulating liquid cooling & heating solutions boost electric vehicle readiness while maximizing battery longevity over the lifespan of the vehicle.

HOTSTART Exhibiting at G-Power China 2019

Apr 9, 2019

Spokane, Wash. - HOTSTART will be exhibiting at the 18th China (Shanghai) International Power and Generating Sets Exhibition April 21-22, 2019 in Shanghai, China. Visit HOTSTART at booth #1-086 to speak with our engine heating representatives to learn how HOTSTART engine heaters keep diesel and natural gas engines optimized and ready for use.

HOTSTART Exhibiting at ASLRRA 2019

Apr 2, 2019

Spokane, Wash. - HOTSTART will be exhibiting at the American Short Line and Regional Railroad Association (ASLRRA) Annual Convention April 6-9, 2019 in Orlando, FL. Visit HOTSTART at booth #522 and talk with our idle reduction experts on how HOTSTART engine heating solutions can serve the needs of short line and regional railroads.

HOTSTART Finalizes Acquisition of IPU’s Engine Heating Business

Mar 19, 2019

Spokane, Wash. – HOTSTART announced today the closing of its acquisition of IPU Group’s engine heating business based in the United Kingdom. The acquisition allows HOTSTART to offer a wider variety of engine heater products and to directly serve more customers in the UK through the newly formed HOTSTART Birmingham, Limited, doing business as HOTSTART UK.

News & Blog

Whitepaper: Data Center Energy Optimization Strategy for Standby Generation

Product Bulletin CSM Tank Sleeve Removal

Hotstart High Efficiency Engine Heater Granted UL C/US and CE Approvals

Hotstart Broadens Localized Manufacturing in Germany

Hotstart Hosts Association of Washington Businesses State of Manufacturing Address

Reaching New Heights

Hotstart Acquires GTS

Hotstart promotes Michael Abbott to Quality Manager

Hotstart displays UL Listed EVRHEAT Series 20 Engine Heater at PowerGen International 2022

Hotstart promotes Casey Hall

Hotstart Honored by Esther Reed Chapter of DAR

Technical Bulletin - Notice of Product Label Date Code Change

The Energy Transition

Happy 10th Anniversary Hotstart Asia Pacific

Hotstart Expands Manufacturing in Europe

Who ya gonna call?

Meet the Team - Hotstart United Kingdom

Distributor Spotlight - ECCO Engenharia

Lasting Relationships

Discontinuation Notice - EVR20 1.65 kW Heater

How to Really Save Electricity

Welcome to the Hotstart Blog

Hotstart expands Hazardous Location offerings

New Case Study - Hotstart Hazardous Location Engine Heating

Hotstart Hazardous Location Heating Systems for Canada and United States UL C/US Listed

Hotstart Recertified in First Virtual ISO 9001:2015 Audit

Hotstart COVID-19 Update

Hotstart Launches New Brand

Hotstart United Kingdom Sales Office Moves to New Location

Hotstart announces new EVRHEAT Series 20 Forced Circulation Engine Heater at PowerGen International 2019

HOTSTART Exhibiting at International Workboat Show 2019

HOTSTART awarded #1 Medium Company by Best Places to Work Inland Northwest 2019

HOTSTART Exhibiting at Marintec China 2019

HOTSTART Exhibiting at Energy Storage North America 2019

HOTSTART announces new Battery Charging Unit at Railway Interchange 2019

HOTSTART IECEx Heaters featured in COMPRESSORtech2

HOTSTART Exhibiting at Railway Interchange 2019

HOTSTART Exhibiting at Solar Power International 2019

HOTSTART Exhibiting at GMRC Gas Machinery Conference 2019

HOTSTART Receives IECEx Certification for Hazardous Location Heating Systems

HOTSTART Exhibiting at ESA Energy Storage Annual Conference & Expo

HOTSTART Exhibiting at Advanced Clean Transportation Expo 2019

HOTSTART Exhibiting at G-Power China 2019

HOTSTART Exhibiting at ASLRRA 2019

HOTSTART Finalizes Acquisition of IPU’s Engine Heating Business