This fully plug n play add-on allows for independant rock light control from a switchpros setup.

The loose orange wire gets pinned to existing DSIM Rock Light Harness 4-Pin JST Connector, opposite end is the positive trigger for switchpros or similar setup.

SwitchPros Switch OFF
Cab Switch OFF & Door CLOSED = Rock Lights OFF & Cab Light OFF
Cab Switch OFF & Door OPEN = Rock Lights OFF & Cab Light OFF
Cab Switch DOOR & Door CLOSED = Rock Lights OFF & Cab Light OFF
Cab Switch DOOR & Door OPEN = Rock Lights ON & Cab Light ON
Cab Switch ON & Door CLOSED = Rock Lights ON & Cab Light ON
Cab Switch ON & Door OPEN = Rock Lights ON & Cab Light ON

SwitchPros Switch ON
Cab Switch OFF & Door CLOSED = Rock Lights ON & Cab Light OFF
Cab Switch OFF & Door OPEN = Rock Lights ON & Cab Light OFF
Cab Switch DOOR & Door CLOSED = Rock Lights ON & Cab Light OFF
Cab Switch DOOR & Door OPEN = Rock Lights ON & Cab Light ON
Cab Switch ON & Door CLOSED = Rock Lights ON & Cab Light ON
Cab Switch ON & Door OPEN = Rock Lights ON & Cab Light ON