![Perko 8503DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock [8503DP] by Perko -](https://cdn.shopify.com/s/files/1/0623/5298/2222/files/33116XL.webp?v=1747008071)
31% off
Price history at Lotz Outdoors
Recorded at Lotz Outdoors since Oct 9, 2026: low $84.76 (Oct 9, 2026), high $85.79 (Oct 26, 2026). Last checked Nov 8, 2026.
Product Description
Medium Duty Battery Selector Switches Diameter: 5-1/4" Depth: 2-5/8" Polycarbonate Body with Brass Terminals Ignition Protected For use with 6 to 32 Volt Marine Electrical Systems Capacity - 250 AMPS Continuous, 360 AMPS 5 Mins. Intermittent Terminal Stud Size: 5/16" When used with Non-Unitized Alternators, these models will interrupt the field current (reducing the possibility of damage) if turned "OFF" with the engine runnin Specifications: AFD: Yes Lockable: No Positions: 2 Continuous Amperage: 250a Box Dimensions: 3"H x 6"W x 8"L WT: 0.85 lbs UPC: 085226559969 Quick Guide (pdf)
Perko 8503DP Medium Duty Battery Selector Switch w/Alternator Field Disconnect w/o Key Lock [8503DP]
$85.79
$123.70
31% Discount
You save $37.91
In Stock
at Lotz Outdoors
Price checked 4 days ago
Amazon
eBay
Product Details
Brand
Perko
Price history at Lotz Outdoors
Recorded at Lotz Outdoors since Oct 9, 2026: low $84.76 (Oct 9, 2026), high $85.79 (Oct 26, 2026). Last checked Nov 8, 2026.
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