UL/FM USA Installed (except California) Diesel Fire Pump Engines (2010) 

All Clarke USA - EPA engines meet NFPA-20 requirements and EPA NSPS Emission limits for the USA. Our engines are certified by Factory Mutual (FM) and Underwriters Laboratories (ULiI & cUL).



Click an engine series below to obtain speed and power data for specific models:

ENGINE SERIES	SPEED RPM	POWER RANGE Bhp
JU4H Series Low Speed	1760-2600			41-173
JU4H Series High Speed	2800-3000				70-145
JU4R Series	1760-3000			39-135
JU6H Series Low Speed	1760-2350						168-315
JU6H Series High Speed	2800-3000									160-275
JW6H Series	1760-2100													289-422
JX6H Series	1760-2100																		460-617