Hercules GISM i Hercules BF

Hercules injectors GISM and Hercules injectors BF

Gas injector with a modern design that provides a rapid response to an electrical signal, an accurate gas injection dosage, linear flow characteristic,  very high efficiency and self-cleaning of contamination.


  •  LPG or CNG Fuel
  •  AMP connector 282104-1 (Valtek), currently the most common and the most frequently applied solution
  • Build-in input gas filter (for injectors mounted on rails)
  • expenditure regulated by screw-in nozzles
  • operating temperature : -40 0C to +120 0C
  • supply voltage: DC 6V – 18 V
  • nominal working pressure 1.2 bar ± 0.1 bar
  • permissible operating pressure: 0.2 – 4.2 bar
  • maximum operating pressure: 4.5 bar
  • Current control: Peak&Hold
  • DC resistance: 1.7 ± 0.1 Ω (at 20 ± 50C)
  • Outstanding durability, excellent reliability, high immunity to dirt and tough working conditions
  • Available in stripes 3 and 4-cylinder or single
  • approvals 67R-01 and 110R-00


Selected parameters of the injector Hercules GISM

Parameter Hercules GISM
Body material Stainless steel
Coil resistance 1,7Ω
Minimum opening time (1bar, 12V) 2,5 ms
Closing time (1bar, 12V) 0,8 ms
Maximum expenditure (without nozzle) 47 PH/cyl.


Injector efficiency:


nozzle 1,9mm / to 20 PH per cylinder nozzle 2,4mm / from 24 to 36 PH per cylinder
nozzle 2,1mm from 17 to 27 PH per cylinder without nozzle / from 33 to 47 PH per cylinder
Hercules BF from 40 to 60 PH per cylinder
in some cases, the selection of the nozzles may differ from the values specified ​​in the table


Our offer includes the following versions:
Hercules injectors on cable: GISM-I3110
Hercules injectors on the rail: GISM-I3100
Hercules BF injectors on cable: GISM-I3010
Hercules BF injectors on the rail: GISM-I3000