Blue Sea System

ST-Blade Water-Resistant Fuse Block

5056

Pre-order

RM416.00

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Provides water-resistant circuit protection for ATO/ATC fuses & circuit breakers in a compact footprint.

allows for simple wiring with standard tools

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
5056100 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

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; (4) 16 AWG to 10 AWG - Load

Free shipping on orders over RM300 (West Malaysia only)
Delivery time: West Malaysia 2–5 business days · East Malaysia 3–10 business days · Singapore 5–14 business days
Processing time: Orders are processed Mon–Fri (excl. public holidays); allow 1–2 business days before dispatch
We ship to: All states in Malaysia and Singapore (international shipping not yet available)
Store pickup available at our Klang showroom — you'll be notified by email/SMS when your order is ready
Pre-order items typically take 4–6 weeks depending on supplier and customs timelines
Tracking: A tracking number is sent via email/SMS once your order ships

For full details, please refer to our Shipping Policy.

Report within 48 hours of receiving your order if the item is damaged, defective, or incorrect
Eligible returns: Item must be unused, in original packaging, with photo/video evidence provided
Not eligible: Pre-order items, misuse/negligence damage, and clearance/sale items (unless defective)
Refunds: Issued as store credit by default (or original payment method); processed in 7–14 business days after inspection
Exchanges: Available for defective or incorrect items, subject to stock availability
Return shipping is the customer's responsibility — use a trackable courier
To start a return, contact us with your order number and photos: info@boatyardmalaysia.com / +60 19-201 8832

For full details, please refer to our Return & Refund Policy.

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