Shutoff Solenoids
Usage:
Activated To Shutoff
6T4121 12V
Coil resistance at 25°C (77°F) ... 1.26 to 1.40 ohms
Activated to Run
Type 1
8C9985 12V
Coil resistance at 25°C (77°F):
Pull-in windings ... .29 to .35 ohms
Hold-in windings ... 11.6 to 14.1 ohms
7X1044 12V
Coil resistance at 25°C (77°F):
Pull-in windings ... .25 to .31 ohms
Hold-in windings ... 10.8 to 13.2 ohms
8C4777 24V
Coil resistance at 25°C (77°F):
Pull-in windings ... 1.19 ± 12 ohms
Hold-in windings ... 54.1 ± 5 ohms
Air Actuated Shutoff
9Y0344 12V
Operational range ... 5 to 14 VDC at a maximum of 930 kPa (135 psi)
Wattage ... 11 Watts Maximum at 12 VDC
Caterpillar Information System:
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