FREE SHIPPING OVER $99

BEST PRICE GUARANTEED

EARN POWERBOAT REWARDS

SUPPORT M-F 9-5 EST: 856-232-6969

Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sierra Bracket-Rocker Switch 1 Center Un19710

    Sierra Bracket-Rocker Switch 1 Center Un19710

    Sierra

    $11.59 $7.90
    Sierra Bracket-Rocker Switch 1 Center Un19710Fits Sierra Standard and Contura® rocker switches. Sections snap together without using tools.UN19750 Kit includes: Two End Sections (UN19740); 1 Middle Section (UN19710); 1 Blank Cover (UN19700).
    Part Number:
    11-UN19710
    Availability:
    In Stock - Ships same or next business day.
    Description:
    1 Center
    $11.59 $7.90
  • Sierra Bracket-Rocker Switch 1 End Un19740

    Sierra Bracket-Rocker Switch 1 End Un19740

    Sierra

    $10.29 $7.76
    Sierra Bracket-Rocker Switch 1 End Un19740Fits Sierra Standard and Contura® rocker switches. Sections snap together without using tools.UN19750 Kit includes: Two End Sections (UN19740); 1 Middle Section (UN19710); 1 Blank Cover (UN19700).
    Part Number:
    11-UN19740
    Availability:
    In Stock - Ships same or next business day.
    Description:
    1 End
    $10.29 $7.76
  • Sierra Brass Push-Pull Switch Mp39380

    Sierra Brass Push-Pull Switch Mp39380

    Sierra

    $25.39 $20.36
    Sierra Brass Push-Pull Switch Mp39380Solid brass construction in a gasket sealed case with a 3/8'' mounting stem. Fits panels up to 1" thick. Rated 15A @ 12VDC.
    Part Number:
    11-MP39380
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Off/On
    Type:
    SPST
    Terminals:
    2 Screw
    Knob:
    Chr/Brass
    $25.39 $20.36
  • Sierra Chrome Switch 3 Pos. Mp39580

    Sierra Chrome Switch 3 Pos. Mp39580

    Sierra

    $27.49 $21.64
    Sierra Chrome Switch 3 Pos. Mp39580Sierra push pull switches feature solid brass construction with stainless steel springs. 3/8" Diameter mounting stem fits panels up to 1" thick. 15 amp @12VDC; 25A @24VDC.MP39600: energizes two separate circuits in the...
    Part Number:
    11-MP39580
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Off/On (1)/On (1&2)
    Type:
    SPDT
    Terminals:
    3 screw
    Knob:
    Chr/ Brass
    $27.49 $21.64
  • Sierra Circuit Breaker 40A Auto Reset Cb42240

    Sierra Circuit Breaker 40A Auto Reset Cb42240

    Sierra

    $16.69 $11.29
    Sierra Circuit Breaker 40A Auto Reset Cb42240Perfect for rigging trolling motors; windlasses and other high amp electrical equipment. Includes stud mounting plate and 8 GA ring terminal.
    Part Number:
    11-CB42240
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Auto Reset
    Amps:
    40
    $16.69 $11.29
  • Sierra Circuit Breaker Cb41210B

    Sierra Circuit Breaker Cb41210B

    Sierra

    $11.09 $8.39
    Sierra Circuit Breaker Cb41210BReplacement for popular panel mounted breakers Mounts in 3/8" hole White push buttons for DC; black for AC
    Part Number:
    11-CB41210B
    Availability:
    In Stock - Ships same or next business day.
    Amps:
    10
    $11.09 $8.39
  • Sierra Fuse Block Fs40450

    Sierra Fuse Block Fs40450

    Sierra

    $51.39 $34.87
    Sierra Fuse Block Fs40450For ATO/ATC fuses Interlocking modules snap together 1/4" tin plated copper tab terminals Rated 30 Amp per circuit; 160 amp max for block
    Part Number:
    11-FS40450
    Availability:
    In Stock - Ships same or next business day.
    Gang:
    8
    Fuse:
    ATO/ATC
    Neg Bus:
    Yes
    Size:
    4-1/2" x 3-1/4"
    $51.39 $34.87
  • Sierra Fuse Holder Fs69130

    Sierra Fuse Holder Fs69130

    Sierra

    $13.29 $9.88
    Sierra Fuse Holder Fs69130Designed to accept automative style spade-terminal fuses. ATO/ATC. Bulk packed
    Part Number:
    11-FS69130
    Availability:
    In Stock - Ships same or next business day.
    Rating:
    30A
    Gauge:
    12
    Fuse:
    30A
    $13.29 $9.88
  • Sierra Glows Red In Tg21360

    Sierra Glows Red In Tg21360

    Sierra

    $10.29 $8.96
    Sierra Glows Red In Tg21360Non-corrosive plastic construction; plastic handle1/2" mounting holeRated 15 amp @ 12 VDCON in parenthesis (On) indicates a momentary position
    Part Number:
    11-TG21360
    Availability:
    In Stock - Ships same or next business day.
    Description:
    On/Off (Glows Red in ON)
    Terminals:
    3 Blade
    Type:
    SPST
    Pkg.:
    Retail
    $10.29 $8.96
  • Sierra Hex Boot Nut - Switches Mp39260

    Sierra Hex Boot Nut - Switches Mp39260

    Sierra

    $13.99 $11.39
    Sierra Hex Boot Nut - Switches Mp39260Black rudder boots to seal out dirt and moisture on push button switches.
    Part Number:
    11-MP39260
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Boot Nut with Chrome Face Nut
    $13.99 $11.39
  • Sierra Horn Button W/Black Plunger Mp39680

    Sierra Horn Button W/Black Plunger Mp39680

    Sierra

    $11.89 $9.56
    Sierra Horn Button W/Black Plunger Mp39680Momentary ON-OFF SPSTContoured plastic buttonChrome plated brass mounting stem1/2" mount hole2 brass blade terminals
    Part Number:
    11-MP39680
    Availability:
    In Stock - Ships same or next business day.
    Rating:
    15 amps at 12 volts DC
    Color:
    Black
    $11.89 $9.56
  • Sierra Ignition Lanyard Yamaha 682 82556 00 00 Mp28860

    Sierra Ignition Lanyard Yamaha 682 82556 00 00 Mp28860

    Sierra

    $15.99 $13.09
    Sierra Ignition Lanyard Yamaha 682 82556 00 00 Mp28860Lanyard for emergency engine cut-off switch. Kills ignition when lanyard is pulled. For use with conventional or magneto ignitions. Seals out moisture and makes reconnection easier.
    Part Number:
    11-MP28860
    Availability:
    In Stock - Ships same or next business day.
    Fits:
    Yamaha
    Replaces:
    682-82556-00-00
    $15.99 $13.09
  • Sierra Ignition Swi Watpro 55-1947 Mp39200

    Sierra Ignition Swi Watpro 55-1947 Mp39200

    Sierra

    $27.79 $19.95
    Sierra Ignition Swi Watpro 55-1947 Mp39200All amperage ratings are at 12V DC.Polyester Switches: Provide maximum corrosion protection and eliminate potential shorts. Inner seal between cylinder lock and contact plate.Brass Switches: Traditional corrosion...
    Part Number:
    11-MP39200
    Availability:
    In Stock - Ships same or next business day.
    Type:
    Conventional
    Material:
    Polyester
    Max Panel Thickness:
    1-1/8"
    Terminals:
    3 Screw
    Boot:
    Yes
    Mtg Hole:
    7/8"
    $27.79 $19.95
  • Sierra Ignition Switch Mp51020

    Sierra Ignition Switch Mp51020

    Sierra

    $126.59 $97.52
    Sierra Ignition Switch Mp51020Exact OEM replacements installation for Yamaha outboards. Ideal for use with DFI; EFI and MPI engine packages. A rubber molded key combines OEM appearance and feel with a solid; secure grip in all conditions - even when...
    Part Number:
    11-MP51020
    Availability:
    In Stock - Ships same or next business day.
    For:
    2 & 4 Stroke (control box)
    OEM #:
    703-82510-12-00
    $126.59 $97.52
  • Sierra Ignition Switch Mp51040

    Sierra Ignition Switch Mp51040

    Sierra

    $159.59 $121.64
    Sierra Ignition Switch Mp51040Exact OEM replacements installation for Yamaha outboards. Ideal for use with DFI; EFI and MPI engine packages. A rubber molded key combines OEM appearance and feel with a solid; secure grip in all conditions - even when...
    Part Number:
    11-MP51040
    Availability:
    In Stock - Ships same or next business day.
    For:
    2 & 4 Stroke (Control Box)
    OEM #:
    703-82510-43-00
    $159.59 $121.64

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.