California Air Resources Board

Please contact manufacturer for additional information regarding approved and verified devices (this page last updated on March 8, 2022).

Verified Level 3 Particulate Matter Control Devices for use on diesel-fueled auxiliary power systems

• Carrier ClearSky DPF (formerly IMPCO)ClearSky Diesel Particulate Filter for use with Comfort Pro auxiliary power systems equipped with a model year 2009 through 2018 Kubota Z482 engine.
• Thermo King's Electric Regenerative Diesel Particulate Filter (eDPF) for use with TriPac auxiliary power systems equipped with model year 2006 through 2020 Yanmar TK270M or TK270VFM engine.
• Proventia Electronically Heated Diesel Particulate Filter (EHDPF) for use with the Thermo King TriPac auxiliary power system equipped with model year 2007 through 2016 Yanmar TK270M diesel engine with a diesel particulate matter certification of 0.2 grams per kilowatt hour or less. 
   

Diesel-Fueled Auxiliary Power Systems approved for use on trucks equipped with 2007 and newer engines.

• Cummins' integrated diesel-fueled auxiliary power system (only compatible with 2008 and 2009 model year ISX engines)
   

Fuel-Fired Heaters (Fuel-Operated Heaters) approved to be installed and operated on all heavy-duty diesel-fueled vehicles with a gross vehicle weight rating (GVWR) over 14,000 pounds, and all diesel‑fueled commercial motor vehicles with a GVWR over 10,000 pounds.