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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Seachoice SS Cable Clamps 1 1/4 EPDM 10 50-23271

    Seachoice SS Cable Clamps 1 1/4 EPDM 10 50-23271

    Seachoice

    $33.36 $21.66
    Seachoice SS Cable Clamps 1 1/4 EPDM 10 50-23271 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23271
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1-1/4"
    Pack:
    10
    $33.36 $21.66
  • Seachoice SS Cable Clamps 1 3/4 EPDM Cushion 50-23291

    Seachoice SS Cable Clamps 1 3/4 EPDM Cushion 50-23291

    Seachoice

    $37.82 $24.39
    Seachoice SS Cable Clamps 1 3/4 EPDM Cushion 50-23291 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23291
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1-3/4"
    Pack:
    10
    $37.82 $24.39
  • Seachoice SS Cable Clamps 1 EPDM Cushion 50-23261

    Seachoice SS Cable Clamps 1 EPDM Cushion 50-23261

    Seachoice

    $30.54 $19.93
    Seachoice SS Cable Clamps 1 EPDM Cushion 50-23261 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23261
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1"
    Pack:
    10
    $30.54 $19.93
  • Seachoice SS Cable Clamps 1/2 EPDM Cushion 50-23231

    Seachoice SS Cable Clamps 1/2 EPDM Cushion 50-23231

    Seachoice

    $21.49 $14.30
    Seachoice SS Cable Clamps 1/2 EPDM Cushion 50-23231 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23231
    Availability:
    In Stock - Ships same or next business day.
    Size:
    1/2"
    Pack:
    10
    $21.49 $14.30
  • Seachoice SS Cable Clamps 2 1/2 EPDM (10 50-23311

    Seachoice SS Cable Clamps 2 1/2 EPDM (10 50-23311

    Seachoice

    $54.11 $36.52
    Seachoice SS Cable Clamps 2 1/2 EPDM (10 50-23311 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23311
    Availability:
    In Stock - Ships same or next business day.
    Size:
    2-1/2"
    Pack:
    10
    $54.11 $36.52
  • Seachoice SS Cable Clamps 3 EPDM Cushion 50-23321

    Seachoice SS Cable Clamps 3 EPDM Cushion 50-23321

    Seachoice

    $65.29 $44.47
    Seachoice SS Cable Clamps 3 EPDM Cushion 50-23321 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23321
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3"
    Pack:
    10
    $65.29 $44.47
  • Seachoice SS Cable Clamps 3/4 EPDM Cushion 50-23251

    Seachoice SS Cable Clamps 3/4 EPDM Cushion 50-23251

    Seachoice

    $27.16 $17.86
    Seachoice SS Cable Clamps 3/4 EPDM Cushion 50-23251 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23251
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3/4"
    Pack:
    10
    $27.16 $17.86
  • Seachoice SS Cable Clamps 3/8 EPDM Cushion 50-23221

    Seachoice SS Cable Clamps 3/8 EPDM Cushion 50-23221

    Seachoice

    $20.49 $13.66
    Seachoice SS Cable Clamps 3/8 EPDM Cushion 50-23221 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23221
    Availability:
    In Stock - Ships same or next business day.
    Size:
    3/8"
    Pack:
    10
    $20.49 $13.66
  • Seachoice SS Cable Clamps 5/16 EPDM Cushion 50-23211

    Seachoice SS Cable Clamps 5/16 EPDM Cushion 50-23211

    Seachoice

    $20.39 $13.64
    Seachoice SS Cable Clamps 5/16 EPDM Cushion 50-23211 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23211
    Availability:
    In Stock - Ships same or next business day.
    Size:
    5/16"
    Pack:
    10
    $20.39 $13.64
  • Seachoice SS Cable Clamps 5/8 EPDM Cushion 50-23241

    Seachoice SS Cable Clamps 5/8 EPDM Cushion 50-23241

    Seachoice

    $23.10 $15.37
    Seachoice SS Cable Clamps 5/8 EPDM Cushion 50-23241 Resistant to oils, acids and salt waterAll clamps have a #10 stud sizeTemperature range form -50°, to 300°,F304 Stainless Steel.
    Part Number:
    50-23241
    Availability:
    In Stock - Ships same or next business day.
    Size:
    5/8"
    Pack:
    10
    $23.10 $15.37
  • Seachoice SS Ski Tow-2 3/8 D-(3/8 x 3 30101

    Seachoice SS Ski Tow-2 3/8 D-(3/8 x 3 30101

    Seachoice

    $31.58 $24.36
    Seachoice SS Ski Tow-2 3/8 D-(3/8 x 3 30101 Stainless steel • Transom mount • Nut and washer included • 3/8" x 3" threaded legs
    Part Number:
    50-30101
    Availability:
    In Stock - Ships same or next business day.
    Size:
    2-3/8"
    $31.58 $24.36
  • Sold Out, please call for ETA.
    Seachoice Standard Tail Light Converter 50-58001

    Seachoice Standard Tail Light Converter 50-58001

    Seachoice

    $20.45 $0.00
    Seachoice Standard Tail Light Converter 50-58001 Adapts import and domestic tow vehicles with 3-wire systems to tow trailers equipped with 2-wire systemsPowers trailer lighting directly from the tow vehicle's battery, keeping additional current draw away...
    Part Number:
    50-58001
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Standard Duty. 11.2 Amp Max Load
  • Seachoice Stern Light- Horiz Mount - Cpb 5251

    Seachoice Stern Light- Horiz Mount - Cpb 5251

    Seachoice

    $69.99 $48.99
    Seachoice Stern Light- Horiz Mount - Cpb 5251 Meets CE and USCG requirements for 2NM visibility for sail or powerboats under 66'Meets ABYC A-16 requirementsMeets NMMA Certification Procedure. • Clear lens.12V DC - 8 CP lamp...
    Part Number:
    50-05251
    Availability:
    In Stock - Ships same or next business day.
    Housing:
    Chrome Plated Brass
    Mount:
    Horizontal
    Size:
    1-5/8" H
    Base:
    2-3/8" O.D.
    Fastener:
    #4
    $69.99 $48.99
  • Seachoice Sub Trailer Lights Only O/U 80 Tl60Rksch

    Seachoice Sub Trailer Lights Only O/U 80 Tl60Rksch

    Seachoice

    $28.00 $21.92
    Seachoice Sub Trailer Lights Only O/U 80 Tl60Rksch Contains two tail lightsPassenger side light is 7-function: stop, turn, tail, rear clearance, rear reflex, side marker, and side reflexDriver side light also includes license illuminator.Meets the...
    Part Number:
    50-52921
    Availability:
    In Stock - Ships same or next business day.
    $28.00 $21.92
  • Seachoice Submers Trail Lite Kit Undr 80 Tl9Rksch

    Seachoice Submers Trail Lite Kit Undr 80 Tl9Rksch

    Seachoice

    $39.96 $29.48
    Seachoice Submers Trail Lite Kit Undr 80 Tl9Rksch Contains two tail lights with red side marker/reflectors, license bracket, 25' wiring harness and hardware.Meets the requirements of SAE/DOT/FMVSS/CMVSS standards when properly...
    Part Number:
    50-52911
    Availability:
    In Stock - Ships same or next business day.
    $39.96 $29.48
  • Seachoice Switch Panel LED 8 Gang 12341

    Seachoice Switch Panel LED 8 Gang 12341

    Seachoice

    $85.99 $52.72
    Seachoice Switch Panel LED 8 Gang 12341 12321: Contains (1) 4A, (1) 6A, (1) 8A, and (1) 10A • 12331: Contains (2) 5A, (2) 6A, (1) 8A, and (1) 10A • 12341: Contains (1) 4A, (2) 5A, (2) 6A, (2) 8A, and (1) 10AMolded black...
    Part Number:
    50-12341
    Availability:
    In Stock - Ships same or next business day.
    Gang:
    8
    Size:
    8-1/4" L x 4" W x 1-3/4" D
    $85.99 $52.72
  • Seachoice Swivel Bolster Bracket - 10 55330

    Seachoice Swivel Bolster Bracket - 10 55330

    Seachoice

    $23.42 $18.59
    Seachoice Swivel Bolster Bracket - 10 55330 Made of heavy 11 gauge galvanized steel that is slotted for vertical adjustmentNon-slip dimples for secure holdAngle bracket pivots for angled or flat mounting of 2" x 6" bunk or bolster boardsComplete with nut...
    Part Number:
    50-55330
    Availability:
    In Stock - Ships same or next business day.
    Length:
    10"
    Assembled:
    11"
    Pack:
    Bulk
    $23.42 $18.59
  • Seachoice Tail Lite Sub 7-Func W/Mount St7Rssch

    Seachoice Tail Lite Sub 7-Func W/Mount St7Rssch

    Seachoice

    $11.95 $9.24
    Seachoice Tail Lite Sub 7-Func W/Mount St7Rssch Meets the requirements of SAE/DOT/FMVSS/CMVSS standards when properly installed • Screw-on lens, easy to change bulbs • Stud mount on 2" centers • Grounds...
    Part Number:
    50-53001
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Driver Side Light / 7-function
    $11.95 $9.24
  • Seachoice Tail Lite Subm 6 Funct W/Mount St6Rssch

    Seachoice Tail Lite Subm 6 Funct W/Mount St6Rssch

    Seachoice

    $11.37 $8.85
    Seachoice Tail Lite Subm 6 Funct W/Mount St6Rssch Meets the requirements of SAE/DOT/FMVSS/CMVSS standards when properly installed • Screw-on lens, easy to change bulbs • Stud mount on 2" centers • Grounds...
    Part Number:
    50-52991
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Passenger Side Light / 6-function
    $11.37 $8.85

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.