Boat Accessories and Supplies
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Garmin 16" Protective Cover - Plastic 010-12799-02
Garmin
$34.9916" Protective Cover - Plastic Keep your compatible GPSMAP device safe from the harsh marine environment, when not in use, with this plastic protective cover. WARNING: This product can expose you to chemicals which are known to the State of...- Part Number:
- CW-75149
$34.99 -
Seachoice Chrome Brass Drink Holder 79471
Seachoice
$14.99 $13.99Seachoice Chrome Brass Drink Holder 79471 Beverage holder with foam thermal insulator and two mounting bracketsSwings freely to prevent spills and is easily detachableFasten with #8 screws (supplied).- Part Number:
- 50-79471
- Availability:
- In Stock - Ships same or next business day.
- Material:
- Chrome Plated Brass
$14.99 $13.99 -
Seachoice Double Braided MFP Dock Line with Tracer - 3/8" x 15'
Seachoice
$14.08 $9.94Seachoice Double Braided 100% MFP Dock Line 3/8" x 15' New high tenacity, colored, braided, polypropylene line Made of non-stretch material that floats Clamshell packed- Part Number:
- seachoice-mfpdockline
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3/8" x 15'
- Material:
- Polypropylene
$14.08 $9.94 -
Seachoice Rod Holder-Side Mount-Poly-White 89421
Seachoice
$11.42 $10.99Seachoice Rod Holder-Side Mount-Poly-White 89421 Made of high density polyurethaneAccommodates standard rod grip sizes up to 1-3/4" (4.4 cm)Mounting spacers are permanently attachedFasteners includedUV Resistant.- Part Number:
- 50-89421
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 12" L x 1-3/4" ID
- Color:
- White
$11.42 $10.99 -
Seachoice Spare Locking Pin-1/4 52091
Seachoice
$3.99 $2.27Seachoice Spare Locking Pin-1/4 52091 Keeps coupler release handle from disengaging while in travelWill not prevent theft.- Part Number:
- 50-52091
- Availability:
- In Stock - Ships same or next business day.
- Pin:
- 1/4"
- Fits:
- 1-3/4" coupler
$3.99 $2.27 -
Seachoice Twisted Dock Line - White with Blue Tracer
Seachoice
$9.29 $7.07Seachoice White Dock Line with Blue Tracer Extremely strong rope Designed to absorb sudden shock loads Very good resistance to abrasion, rot, oils, gasoline and marine growth Clamshell packed White with contrasting blue tracer- Part Number:
- seachoice-dockline-tracer
- Availability:
- In Stock - Ships same or next business day.
- Color:
- White/Blue Tracer
$9.29 $7.07 -
Taylor Tidy-Ups Large Fender Adjuster- White 1018
Taylor
$27.39 $19.95Taylor Tidy-Ups Large Fender Adjuster- White 1018Vinyl fender adjusters simply snap over lifelines or railings and are ready to use.- Part Number:
- 32-1018
- Availability:
- In Stock - Ships same or next business day.
- Line Size:
- Up to 5/8"
- Fits:
- Large Rail
- Color:
- White
$27.39 $19.95 -
Sold Out, please call for ETA.
Perko Lens & Gasket F/946 0946Dp099A
Perko
$15.39 $11.40Perko Lens & Gasket F/946 0946Dp099A- Part Number:
- 9-0946DP099A
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Spare Lens & Gasket
$15.39 $11.40 -
Perko Sidelights 12V Base Down Pr/Cd 1601Dp0Black
Perko
$106.79 $81.82Perko Sidelights 12V Base Down Pr/Cd 1601Dp0BlackUSCG certified for use on sail or power driven vessels under 12 meters. 1-mile visibility. Great for Pontoons. Black plastic with red and green lenses. Screw size: #8. Sold in pairs.- Part Number:
- 9-1601DP0BLK
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Base Down Mount
- Size:
- 1-1/8 x 3" base x 1-1/4"H
$106.79 $81.82 -
Sea-Dog Line Cable Outlet 12-Volt Plug Only 426144-1
SEA-DOG LINE
$7.65 $7.59Sea-Dog Line Cable Outlet 12-Volt Plug Only 426144-1- Part Number:
- 354-4261441
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Replacement Plug
- A:
- n/a
- B:
- 15/16"
$7.65 $7.59 -
Sea-Dog Line Safety Kill Switch Ignition 420487-1
SEA-DOG LINE
$22.25 $18.99Sea-Dog Line Safety Kill Switch Ignition 420487-1 Made of stamped brass and molded nylon. Circuit is normally closed (complete) with lanyard clip in place on switch. When lanyard is pulled and clip is removed from switch, circuit is open (not complete),...- Part Number:
- 354-4204871
- Availability:
- In Stock - Ships same or next business day.
- A:
- 5/8"
- B:
- 5/8"
$22.25 $18.99 -
Seachoice Chrome Adjustable Drink Holder 79411
Seachoice
$15.99 $13.99Seachoice Chrome Adjustable Drink Holder 79411 Made of fiberglass reinforced nylon with stainless steel springs and nickel plated brass rivetsAdjustable arms hold cans, glasses, insulated drink holders and bottlesFolds up neatly when not in use.- Part Number:
- 50-79411
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Chrome Plated
$15.99 $13.99 -
Seachoice Square U 1/2-13 x 3-1/16 x 5-5/16 Bulk 57460
Seachoice
$9.39 $6.93Seachoice Square U 1/2-13 x 3-1/16 x 5-5/16 Bulk 57460 Made of galvanized steelInclude nuts and lock washersCovers most U-Bolt applicationsOne per card or in bulk.- Part Number:
- 50-57460
- Availability:
- In Stock - Ships same or next business day.
- Thread:
- 1/2"-13
- A:
- 3-1/16"
- B:
- 5-5/16"
- C:
- 2"
- Type:
- SQ
- For:
- -
$9.39 $6.93 -
Shurflo Piranha Livewell Pump 800gph 357-113-10
Shurflo
$106.29 $67.99Shurflo Piranha Livewell Pump 800gph 357-113-10 These submersible pumps feature a tough, high-density nylon housing and heavy duty, water cooled, removable motor cartridge for excellent reliability and easy servicing. The dual port fitting allows for...- Part Number:
- 275-35711310
- Availability:
- In Stock - Ships same or next business day.
- GPH:
- 800
- Inlet:
- 3/4"
- Outlet:
- 3/4"
- Volts:
- 12
- Amps:
- 4.5
$106.29 $67.99 -
Sierra 1/2 Boot Nut For Tip Light Mp39220
Sierra
$10.19 $8.66Sierra 1/2 Boot Nut For Tip Light Mp39220All boots fit 15/32'' mounting stems. MP 39220 works with illuminated switches (except duckbill) where handle sticks out through the boot for visibility. All other boots fit toggle up to 1-1/4'' long. Seals out...- Part Number:
- 11-MP39220
- Availability:
- In Stock - Ships same or next business day.
- Color:
- Black
$10.19 $8.66 -
Sierra Ignition Switch 3-Position Mp39770
Sierra
$30.69 $27.99Sierra Ignition Switch 3-Position Mp39770All 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-MP39770
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Conventional
- Material:
- Polyester
- Max Panel Thickness:
- 1-1/8"
- Terminals:
- 3 Blade
- Boot:
- Yes
- Mtg Hole:
- 7/8"
$30.69 $27.99 -
Sold Out, please call for ETA.
Standard Horizon Bracket - Black - Replacement f/GX2000 & GX2200 RA078400C
Standard Horizon
$6.95Bracket - Black - Replacement for GX2000 & GX2200 Black mounting bracket for Standard Horizon's GX2000 and GX2200 units. RA078400C Manufacturer : Standard Horizon Manufacturer Part No : RA078400C- Part Number:
- CW-84853
$6.95 -
Attwood Marine 12" x 12 Corner Dock Fender 93531-1
Attwood Marine
$24.99 $16.23Attwood Marine 12" x 12 Corner Dock Fender 93531-1 Molded from a lightweight polymeric material that is soft to the touch, easy on hulls, and resistant to UV, chalking, splitting, and crushing. Sold in a display carton Guaranteed for life- Part Number:
- 23-935311
- Availability:
- In Stock - Ships same or next business day.
- Description:
- 90 Deg - Corner
- Size:
- 11-3/4 x 11-3/4 x 4-1/2"
- Mount:
- 4 holes: 5/16"
- Pack:
- Bulk
$24.99 $16.23 -
Fulton Products Winch Strap 2 x 20' 4/Clam Ws20Hd0600
Fulton Products
$36.89 $34.99Fulton Products Winch Strap 2 x 20' 4/Clam Ws20Hd0600 Nylon web strap with hook.- Part Number:
- 220-WS20HD0600
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2" x 20'
- Work Load:
- 4 -000 lbs.
- Pkg.:
- Bulk
$36.89 $34.99 -
Sold Out, please call for ETA.
Sea-Dog Line Deck Mount Bow Socket 327410-1
SEA-DOG LINE
$5.01Sea-Dog Line Deck Mount Bow Socket 327410-1 These Deck Mount Bow Sockets are used in conjunction with battens to assemble a rounded support structure for a boat cover. Part of a system to disperse rain water to avoid water from accumulating in the center...- Part Number:
- 354-3274101
- Availability:
- In Stock - Ships same or next business day.
- Color:
- White Injection Molded Nylon
- A:
- 7/16"
- B:
- 2"
- C:
- 1-5/8"
$5.01
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.