Boat Accessories and Supplies
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Sea-Dog Line Adjustable Pantographic Wiper Arm (Black) 413368B-1
SEA-DOG LINE
$115.95 $90.62Sea-Dog Line Adjustable Pantographic Wiper Arm (Black) 413368B-1 Adjustable J-Hook (automotive style) Pantograph Wiper Arm fits all standard MRV and heavy duty waterproof wiper motors with 5/8" shaft diameter. Compatible with 1.5”, 2.5” and...- Part Number:
- 354-413368B1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Powder Coated 304 Stainless Steel
- Finish:
- Black
- A:
- 13"-18"
- Shaft Size:
- 5/8"
$115.95 $90.62 -
Sea-Dog Line Adjustable Wiper Arm (Black) 413120B-1
SEA-DOG LINE
$71.65 $54.99Sea-Dog Line Adjustable Wiper Arm (Black) 413120B-1 Adjustable Wiper Arm for use on MRV and heavy duty waterproof wiper motors with 5/8" shaft diameter. Compatible with 1.5”, 2.5” and 3.5” shaft lengths. Constructed of corrosion...- Part Number:
- 354-413120B1
- Availability:
- In Stock - Ships same or next business day.
- Finish:
- Black
- Shaft Size:
- 5/8"
- A:
- 13-3/16"-19-1/2"
$71.65 $54.99 -
Sea-Dog Line Adjustable Wiper Arm Hook Style (Black) 413268B-1
SEA-DOG LINE
$55.95 $45.97Sea-Dog Line Adjustable Wiper Arm Hook Style (Black) 413268B-1 Adjustable J-Hook (automotive style) Wiper Arm fits all standard MRV and heavy duty waterproof wiper motors with 5/8" shaft diameter. Compatible with 1.5”, 2.5” and 3.5”...- Part Number:
- 354-413268B1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Powder Coated 304 Stainless Steel
- Finish:
- Black
- A:
- 13"-18"
- Shaft Size:
- 5/8"
$55.95 $45.97 -
Sea-Dog Line Aluminum Boat Hook 4' - 1 Pc 491012-1
SEA-DOG LINE
$35.75 $26.73Sea-Dog Line Aluminum Boat Hook 4' - 1 Pc 491012-1Sea-Dog boat hooks have rubber covered hook area and rubber tip and handle for extra grip. Remove hook tip to screw on brush. Injected molded nylon/aluminum.- Part Number:
- 354-4910121
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Fixed
- Length:
- 48"
$35.75 $26.73 -
Sea-Dog Line Battery Terminal Cover 415112
SEA-DOG LINE
$3.55Sea-Dog Line Battery Terminal Cover 415112 These Battery Terminal Covers are designed to insulate integral marine wing nut terminals protecting battery cables from corrosion and shorting. These covers satisfy USCG and ABYC requirements for the prevention...- Part Number:
- 354-415112
- Availability:
- In Stock - Ships same or next business day.
- Cable Guage:
- 4, 2, 1
- A:
- 1/2"
- B:
- 1-5/8"
- C:
- 1-11/16"
- D:
- 2-7/8"
- Color:
- Black
$3.55 -
Sea-Dog Line Battery Terminal Covers 415110-1
SEA-DOG LINE
$10.17Sea-Dog Line Battery Terminal Covers 415110-1 These Battery Terminal Covers are designed to insulate integral marine wing nut terminals protecting battery cables from corrosion and shorting. These covers satisfy USCG and ABYC requirements for the...- Part Number:
- 354-4151101
- Availability:
- In Stock - Ships same or next business day.
- Cable Guage:
- 4, 2, 1
- A:
- 1/2"
- B:
- 1-5/8"
- C:
- 1-11/16"
- D:
- 2-7/8"
- Color:
- Black/Red
$10.17 -
Sea-Dog Line Bow Roller 3 3/8" x 3 328079-1
SEA-DOG LINE
$35.95 $35.85Sea-Dog Line Bow Roller 3 3/8" x 3 328079-1 Replacement Wheel (3-38" x 3")- Part Number:
- 354-3280791
- Availability:
- In Stock - Ships same or next business day.
- A:
- 3-3/8"
- B:
- 3"
$35.95 $35.85 -
Sea-Dog Line Canvas Self Tap Snap stud 6/Pk 299114-1
SEA-DOG LINE
$9.80 $8.34Sea-Dog Line Canvas Self Tap Snap stud 6/Pk 299114-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.- Part Number:
- 354-2991141
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Nickel Plated Brass
- Size:
- 1/2"
$9.80 $8.34 -
Sea-Dog Line Canvas Snap Stud 6Pk 299111-1
SEA-DOG LINE
$7.70 $7.09Sea-Dog Line Canvas Snap Stud 6Pk 299111-1 Nickel plated brass canvas fasteners. Excellent snap action and holding strength. Easy Installation.- Part Number:
- 354-2991111
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Nickel Plated Brass
- Size:
- 3/8"
$7.70 $7.09 -
Sea-Dog Line Chrome Brass Pole Socket-1 1/4 492213-1
SEA-DOG LINE
$35.00 $27.01Sea-Dog Line Chrome Brass Pole Socket-1 1/4 492213-1Flush mount flag pole socket with a 10°, angle. Chrome plated brass.- Part Number:
- 354-4922131
- Availability:
- In Stock - Ships same or next business day.
- A:
- 1-1/4"
- B:
- 2-3/4"
- C:
- 2-1/8"
- Fastener:
- #10
$35.00 $27.01 -
Sea-Dog Line Combination Bow Light Low Profile 400157-1
SEA-DOG LINE
$24.95 $20.08Sea-Dog Line Combination Bow Light Low Profile 400157-1 Low Profile Combination Bow Light is for replacement of existing lighting (not for new construction). Constructed of die cast chrome zinc. Lens can be reversed for under mounting. Installs with two...- Part Number:
- 354-4001571
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Die Cast Chrome Zinc
- A:
- 4-1/16"
- B:
- 3-3/16"
- C:
- 2-11/16"
- D:
- 1-11/16"
- Volts:
- 12
$24.95 $20.08 -
Sea-Dog Line Fender Line 1/4" x 6' Pr White 302106006Wh-1
SEA-DOG LINE
$6.90 $6.66Sea-Dog Line Fender Line 1/4" x 6' Pr White 302106006Wh-1100% premium double braided nylonProfessional double braided nylon spliceYacht whipped at bitter end and splice point1/4" lines have a 2" eye, 3/8" lines have a 3" eyeSold in pairs- Part Number:
- 354-302106006WH1
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 1/4" × 6'
- Color:
- White
- Eye:
- 2"
- Pack:
- 2
$6.90 $6.66 -
Sea-Dog Line Flag Pole Socket 3/4" Chrome Br 492211-1
SEA-DOG LINE
$22.00 $17.57Sea-Dog Line Flag Pole Socket 3/4" Chrome Br 492211-1Flush mount flag pole socket with a 10°, angle. Chrome plated brass.- Part Number:
- 354-4922111
- Availability:
- In Stock - Ships same or next business day.
- A:
- 3/4"
- B:
- 2"
- C:
- 1-3/4"
- Fastener:
- #8
$22.00 $17.57 -
Sea-Dog Line Flush Mount Side Light 400180
SEA-DOG LINE
$65.95 $49.97Sea-Dog Line Flush Mount Side Light 400180 These Flush Mount Side Lights are for replacement of existing lighting (not for new construction). Includes port and starboard lights. Constructed of corrosion resistant stamped 304 stainless steel. Installs...- Part Number:
- 354-400180
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Stamped 304 Stainless Steel
- A:
- 7-3/4"
- B:
- 2-5/16"
- C:
- 5-5/16"
- D:
- 2-11/16"
- Volts:
- 12
- Light Arc:
- 10 pts
$65.95 $49.97 -
Sea-Dog Line Horn Mini Hidden 431310-1
SEA-DOG LINE
$26.95 $24.99Sea-Dog Line Horn Mini Hidden 431310-1 Powder coated steel. Horn meets ABYC standard A-23. For use on vessels under 39'.- Part Number:
- 354-4313101
- Availability:
- In Stock - Ships same or next business day.
- A:
- 3-5/16"
- B:
- 3-5/8"
- C:
- 1-9/16"
- Rating:
- 107 db
- Volts:
- 12
- Max Amps:
- 3
$26.95 $24.99 -
Sea-Dog Line Inline Fuse Holder (Waterproof 420554-1
SEA-DOG LINE
$14.50 $12.21Sea-Dog Line Inline Fuse Holder (Waterproof 420554-1Snap tight connection for use in wet or semi-wet locations. Includes standard 1/4" x 1-1/4" glass fuse.- Part Number:
- 354-4205541
- Availability:
- In Stock - Ships same or next business day.
- Gauge:
- 12
- Fuse:
- 20A
$14.50 $12.21 -
Sea-Dog Line Lanyard Only-420488 420486 420489-1
SEA-DOG LINE
$9.25 $7.94Sea-Dog Line Lanyard Only-420488 420486 420489-1- Part Number:
- 354-4204891
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Replacement Lanyard
$9.25 $7.94 -
Sea-Dog Line LED Strip Light (Red) 401468-1
SEA-DOG LINE
$29.95 $23.42Sea-Dog Line LED Strip Light (Red) 401468-1 These LED Strip Lights feature 6 or 12 low amp LEDs per light. Circuit boards are epoxy potted for a waterproof seal. Constructed of corrosion resistant lightweight plastic. Installs with two #10 RH fasteners...- Part Number:
- 354-4014681
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Plastic
- LEDs:
- 12
- LED Color:
- Red
- Volts:
- 12/24
- A:
- 6"
- B:
- 3/4"
- C:
- 15/16"
$29.95 $23.42 -
Sea-Dog Line LED Surface Mount Courtesy Edge Light (Blue) 401379-1
SEA-DOG LINE
$24.95 $19.72Sea-Dog Line LED Surface Mount Courtesy Edge Light (Blue) 401379-1 These 360° LED Surface Mount Courtesy Edge Lights utilize three blue or warm white low amp LEDs, providing a very long service life. Constructed of corrosion resistant stamped 304...- Part Number:
- 354-4013791
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Stamped 304 Stainless Steel/Plastic
- Color:
- Blue
- A:
- 3-1/8"
- B:
- 1-7/16"
- C:
- 3/16"
- Volts:
- 12
- Lumens:
- 10
$24.95 $19.72 -
Sea-Dog Line Max Air Horn Mini Trumpet Wh 432611-1
SEA-DOG LINE
$280.00 $241.22Sea-Dog Line Max Air Horn Mini Trumpet Wh 432611-1Meets U.S Coast Guard's C.O.L.R.E.G.S. and U.S. Inland Navigation Rules, Annex III Regulations for boats up to 66'. Includes compressor, air tubing, and mounting hardware. Maximum draw, 20 amps.- Part Number:
- 354-4326111
- Availability:
- In Stock - Ships same or next business day.
- Style:
- Compact Single
- Finish:
- Powder Coat
- Size:
- 9-5/8"
- Rating:
- 124 db
- Volts:
- 12
$280.00 $241.22
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.