Boat Wire Color Coding
Electrical > Boat Wire Color Coding
Red |
DC Positive Conductor | Positive Mains |
Black or Yellow |
DC Negative Conductor | Return, Negative Mains |
Green or Green w/ Yellow Stripe |
DC Grounding Conductor | Bonding System Bonding Wires (if insulated) |
Brown |
Generator Armature | Generator Armature to Regulator |
| Alternator Charge Light | Generator Terminal/Alternator Auxiliary Terminal to Light to Regulator | |
| Pumps | Fuse or Switch to Lights | |
Grey |
Navigation Lights | Bonding Wires (if insulated) |
| Tachometer | Tachometer Sender to Gauge | |
Orange |
Accessory Feed | Ammeter to Alternator or Generator Output and Accessory Fuses or Switches |
| Common Feed | Distribution Panel to Accessory Switch | |
Pink |
Fuel Gauge | Fuel Gauge Sender to Gauge |
Purple |
Ignition | Ignition Switch to Coil & Electrical Instruments |
| Instrument Feed | Distribution Panel Electrical Instruments | |
Brown w/ Yellow Stripe |
Bilge Blowers | Positive Mains (particularly unfused) |
Yellow w/ Red Stripe |
Starting Circuit | Starting Switch to Solenoid |
Tan |
Water Temperature | Water Temperature Sender to Gauge |
Green/Stripe (G/x)(except G/Y) |
Tilt Down and/or Trim In | Tilt and/or Trim Circuits |
Blue/Stripe (Bl/x) |
Tilt Up and/or Trim Out | Tilt and/or Trim Circuits |
Thanks to Ancor by Marinco for providing the chart. Photo by Shandchem.
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