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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Perko Battery Switch 8501Dp

    Perko Battery Switch 8501Dp

    Perko

    $101.69 $51.82
    Perko Battery Switch 8501DpMedium Duty. For use with two or more batteries and single or dual engine systems. Permits selection between batteries for starting and charging or operation of both batteries in parallel. They allow addition of an extra...
    Part Number:
    9-8501DP
    Availability:
    In Stock - Ships same or next business day.
    Type:
    1 - 2 - Both - Off
    Locking:
    No
    Size:
    5-1/4" Dia. x 2-5/8"
    $101.69 $51.82
  • Perko Compact Battery Switch No Lock 8511Dp

    Perko Compact Battery Switch No Lock 8511Dp

    Perko

    $66.39 $54.24
    Perko Compact Battery Switch No Lock 8511DpCompact, medium duty. Requires 1/3 less space to mount with the same bolt pattern as the standard size. Popular 90°, easy-to-identify position rotation. For use with 12, 24, and 32 volt systems. Higher...
    Part Number:
    9-8511DP
    Availability:
    In Stock - Ships same or next business day.
    Type:
    1 - 2 - Both - Off
    Locking:
    No
    Size:
    4-3/4" x 4-3/4" x 1-7/8"
    $66.39 $54.24
  • Perko Heavy Duty Battery Switch 8603Dp

    Perko Heavy Duty Battery Switch 8603Dp

    Perko

    $225.99 $178.94
    Perko Heavy Duty Battery Switch 8603DpFor use with systems from 6-32 volts. Capacity - rated 380 amps continuous, 850 amps intermittent (5 minutes on, 5 minutes off). 1/2" Diameter brass battery terminals. UL Listed.
    Part Number:
    9-8603DP
    Availability:
    In Stock - Ships same or next business day.
    Type:
    1 - 2 - Both - Off
    Locking:
    No
    Size:
    5-1/4" x 5-1/4" x 3-3/8"
    $225.99 $178.94
  • Perko Locking Battery Switch 8502Dp

    Perko Locking Battery Switch 8502Dp

    Perko

    $73.29 $63.40
    Perko Locking Battery Switch 8502DpMedium Duty. For use with two or more batteries and single or dual engine systems. Permits selection between batteries for starting and charging or operation of both batteries in parallel. They allow addition of an...
    Part Number:
    9-8502DP
    Availability:
    In Stock - Ships same or next business day.
    Type:
    1 - 2 - Both - Off
    Locking:
    Yes
    Size:
    5-1/4" Dia. x 2-5/8"
    $73.29 $63.40

Shop the Best Boat Accessories Online

Whether you're prepping for a weekend on the water or upgrading your gear, PowerBoatSupply.com has all the boat accessories you need. From electrical components and drink holders to safety gear and dock lines, our wide selection of boat accessories ensures you're ready for anything out on the water.

We carry trusted brands like Sea-Dog Line, Seachoice, Attwood Marine, and more — offering both essential and specialized boat accessories for every type of boater. Not sure which part is right for your setup? Our team is here to help you choose the best boat accessories for your vessel and your adventures.

Browse our best-selling items below and get fast shipping, great prices, and top-rated customer service from PowerBoatSupply.com — your source for quality marine parts and accessories since 1987.