Boat part number 1090492 is a new automatic power switch from Mercury Marine, part number 87-895091K03. Up to three batteries can be used on the 40 Amp automatic power switch. Used with multiple engine/battery installations when a power steering pump is used.
Allows the power steering pump to run off of either the port or starboard crank battery. Overall Dimensions: 5 1/2" L x 4 3/4" W x 3 5/8 H. Customers please note every computer shows colors differently. Instruction / installation manual not included.A Message from Great Lakes Skipper. We stand behind our products and maintain great relationships with our customers. The physical address you provide must be deliverable by ANY service of our choice. Feel free to send us a message any time!