Clarke...the first name in fire protection.

UL/FM Drivers with PLD Discharge Pressure Control 

All Clarke PLD engines meet NFPA-20 and NSPS Emission Limits for USA. Our engines are certified by Underwriters Laboratories (ULl & cUL). Factory Mutual (FM) pending.

When choosing an engine for your application, remember that each engine has a minimum speed of operation. To determine if the Clarke PLD engine can reduce enough pressure for your installation, review your project either by using our PLD Calculator or submitting the PLD Application Form.

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

 ENGINE SERIES  SPEED RPM  POWER RANGE BHP
JU4H-P1 & D

1760-2400

   

41-127

                                             
JU6H-P1 & D 

1760-2400

                 

 140-275

                               
JW6H-D

1760-2100

                         

324-351

                       
JX6H-D

1760-2100

                 
                       

 517-526

 ENGINE SERIES  SPEED RPM  POWER RANGE kW
JU4H-P1 & D

1760-2400

   

31-95

                                             
JU6H-P1 & D 

1760-2400

                   

104-205

                             
JW6H-D

1760-2100

                             

242-262

                   
JX6H-D

1760-2100

                 
                       

 385.5-392

Questions or comments? Drop us an email at info@clarkefire.com

Need replacement parts? Drop us an email at  parts@clarkefire.com