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Quick Details

  • Type: Carburetor
  • Car Make: car bus truck
  • Place of Origin: Sichuan, China (Mainland)
  • Brand Name: Naierte
  • Model Number: PEV-1
  • Certification: E4-R110-000720
  • can replace: IMPCO Regulator /Reducer
  • Diaphragm Material: Silicone
  • Car be used for: Car trucks buses

Packaging & Delivery

Packaging Details standard caton
Delivery Time 30 days after receiving deposit or L/C


1. The PEV-1 is two-stage regulator for vapor fuel applications where vaporization is not required.

2. Diagnostic test ports are standard for both the primary and secondary pressure chambers, and a choice of diaphragm materials are available.

3.Specific PEV-1 regulators are available in several fixed outlet pressures.

4. Adjustable pressure units are also available

5. Fixed regulators can be converted in the field to adjustable, with the AC1-74 kit. 

6. Adjustable units can be converted to fixed outlet pressure by using the H3-3 spring cover.

7. This is preferred for applications that are not subject to fuel quality variations, or for those where emissions are a concern (the spring cover acts as a deterrent to unauthorized tampering). 

8.Can replace completely IMPCO reducer



Fuel TypeCNG/LPG/Natural gas  
Inlet Pressure30 psi (207 kPa) --312 psi (21.51 Bar) 
Outlet Pressure2.7-9.0” w.c. (0.673-2.24 kPa) 
HP/kW200hp (150 kW) -- w/150 psi (10.34 Bar) inlet
Operating Temperature Range-40°F to +250°F (-40°C to +121°C) 
Fuel Filtration40 micron 
Heating ChamberN/A 
Diaphragm MaterialSilicone
Mounting PositionVertical







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