3-Terminal External Solenoid For Ford Tractor 12 Volt 100% new solenoid meets OEM quality for tractors and farm equipment 1-year warranty covers you throughout planting and harvesting seasons Factory direct pricing delivers an honest value for hard-earned money Replaces OEM Numbers: Ford/New Holland: 3385, E5TZ11450A, E7TZ11450B, E9TZ11450A, E9TZ11450B, SW1951, SW1951A, SW1951B, SW1951C Specs: Voltage : 12v, Notes : Three terminal. Consist of two 5/16"x18 pitch contact terminals and one #10x32 pitch switch terminal.