U.S. Customers: Orders shipped from Canada may be subject to U.S. import duties, taxes, and/or tariffs as assessed by U.S. Customs and your carrier. These charges are not included in our product prices or shipping rates. You are responsible for any duties/tariffs/fees due on delivery or prior to delivery.
Canadian Based. Customer Focused.

Premium Marine Quality Parts

Blue Sea Systems

Blue Sea 5056 ST-Blade Water Resistant Fuse Block w/Cover

LSN 80382 MPN 5056 UPC 632085050566 MFR Blue Sea Systems
Special Order
BC, Warehouse

"Special Order" items will take longer to process and ship then "Express" items.
Typically takes no more then 14 days for delivery.

For next day parts. Visit our express parts catalog Here.
In Stock
$100.07
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5056 ST-Blade Water Resistant Fuse Block with Cover

Provides water-resistant circuit protection for ATO/ATC fuses & circuit breakers in a compact footprint. The single side nesting design allows for wire entry from one side to maximize space.

Features:

  • Water-resistant design with standard ring or fork type terminals allows for simple wiring with standard tools
  • Accepts a wide range of wire sizes
  • Includes 3 wire plugs to maintain water resistant rating if less than 4 loads are required
  • Accepts ATO and ATC fast-acting blade fuses
  • Accepts ATO/ATC-Style Low Profile Circuit Breakers
  • Nests with other ST-Blade Water-Resistant Fuse Blocks and Water-Resistant 100A Bus Bars to reduce wire
  • Insulating cover meets ABYC/USCG insulation requirements
  • Tin-plated copper busses and fuse clips
  • Includes four write-on circuit labels
  • Small format standard and custom labels available
  • Spare fuse and fastener storage in cover

Specifications:

  • Amperage: 80A per block/25A per circuit
  • Maximum Voltage: 32V DC
  • Bus Material: Tin-Plated Copper C11000
  • Mounting Holes: Clearance for 1/4" (6mm) screws
  • Screw Terminal Type: #8-32 Screws with captive star lock washer 
  • Wire Size: (1) 8 AWG to 4 AWG - Input/(5) 16 AWG to 10 AWG - Load

WarningWARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

Northern Marine Canada
Proudly Canadian Owned & Operated!
Serving customers across Canada & the USA with marine parts and accessories.
Canadian Head Office:
Kingston, Ontario, Canada
Warehouse Locations:
Toronto, Ontario, Canada
New Jersey, USA
Florida, USA

About Us

Northern Marine is a Canadian supplier of premium marine and RV parts and accessories from top industry brands. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.