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Blue Sea Systems 12 Circuit Blade Fuse Block With Negative Bus 100 Amp Max Per Block 30 Per Circuit
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Blue Sea Systems 12 Circuit Blade Fuse Block With Negative Bus 100 Amp Max Per Block 30 Per Circuit
Consolidates branch circuits and in-line fuses for a streamlined power distribution solution.
Blue Sea Systems 12 Circuit Blade Fuse Block With Negative Bus 100 Amp Max Per Block 30 Per Circuit
Item #: 10270640

Blue Sea Systems 12 Circuit Blade Fuse Block With Negative Bus 100 Amp Max Per Block 30 Per Circuit

Item #: 10270640

USD 81

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Sunday, August 23
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Consolidates branch circuits and in-line fuses for a streamlined power distribution solution.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

High Circuit Capacity
Supports up to 100 amps per block and 30 amps per circuit, ensuring reliable power distribution for multiple devices, ideal for off-road vehicles and marine applications.
Negative Bus System
Incorporates a negative bus for easy grounding, simplifying installation and enhancing safety by reducing clutter and potential wiring errors in complex electrical setups.
Durable Design
Constructed with robust materials to withstand harsh environments, ensuring long-lasting performance and reliability, making it an excellent choice for demanding automotive and marine environments.

Product Details

Get the Blue Sea Systems 12 Circuit Blade Fuse Block with Negative Bus from Ubuy Zimbabwe for efficient circuit consolidation and easy access to fuses. Shop now!
Current Rating100 Amps
Connector TypeScrew
Number Of Contacts12
Mounting Typescrew mount
Voltage32 Volts
Number Of Poles12
Number of Positions12
Material TypePlastic
ColorBlue
Gauge10.0
Brand NameK-Four Switches
Model5026
ManufacturerK-Four Switches
Part NumberK-Four19-134
Unit Count1.0 Count
MaterialPlastic
BrandK-Four Switches
Item Weight0.75 lbs (340 grams)

Who Should Buy?

Suitable For
  • Marine Enthusiasts

    Ideal for boat owners needing reliable fuse management for multiple electrical components in marine environments.

  • RV Owners

    Perfect for RV users wanting to safely distribute power to various appliances and electronics with organized circuit protection.

  • Automotive DIYers

    Great for car enthusiasts who wish to upgrade or modify their vehicle's electrical system with a professional touch.

Not Suitable For
  • Low-Power Users

    Not suitable for users with minimal electrical needs, who wouldn’t utilize the full capacity of the product.

Product Description

Blue Sea Systems 12 Circuit Blade Fuse Block With Negative Bus 100 Amp Max Per Block 30 Per Circuit

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the maximum amperage supported by this fuse block?

    Answer: The maximum amperage is 100A per block and 30A per circuit.
  • Question: Is the cover included with the fuse block?

    Answer: Yes, this model comes with a cover that satisfies insulation requirements.
  • Question: What type of terminals does this fuse block accept?

    Answer: It accepts ring or snap fork type terminals for easy connections.

K-Four Switches Fuses Editorial Review

The Blue Sea Systems 12 Circuit Blade Fuse Block with Negative Bus is receiving high praise from users, who commend its robust functionality and thoughtful design. Reviewers are particularly impressed by the product's ability to serve as a reliable fused bus bar, facilitating safe battery management for various applications, including inverter setups. It supports the configuration of multiple batteries, ensuring even load distribution, which enhances the longevity and performance of the battery system. One distinct feature appreciated by users is the inclusion of a negative bus bar, which simplifies the wiring process and contributes to a more organized and efficient electrical system. Customers noted that the fuse block operates effectively, even under significant loads, provided that users adhere to its electrical ratings. The product is seen as a key component in setups for standby or cyclic use battery inverter systems, delivering both safety and performance. Despite its high quality, users caution that the product does not come with fuses, requiring buyers to procure their own. This minor inconvenience does not overshadow the overall satisfaction with the device, as many reviewers have found it easy to integrate into their existing systems. The ability to tighten the lugs without compromising the integrity of the plastic is another plus, offering a sense of durability and reliability. With label stickers included for organization, the Blue Sea Systems Fuse Block seems to enhance the operational efficiency of battery-powered systems significantly. ###

Customer Reviews & Ratings

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Pros

  • High-quality Construction and durable materials.
  • Effective load management with a negative bus bar feature.
  • Facilitates safe, organized battery configurations.
  • Performs well under rated power conditions; holds up to heavy use.
  • Comes with label stickers for easy organization. ###

Cons

  • Does not ship with fuses; users need to provide their own.

Platform Trust & Buyer Confidence

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4.2/5 9250 + reviews
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MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

USD 81

Order now and get it around Sunday, August 23

QTY:

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Fastest cross-border delivery

Features & Benefits

  • Features 12 circuits plus a grounding circuit for efficient power management.
  • Easy access to fuses with a push-button latch and storage for two spare fuses.
  • Meets ABYC/USCG insulation requirements for safe operation.
  • Includes 12 write-on circuit labels for easy identification.
  • Compatible with various terminal types and fast-acting blade fuses.
  • Lightweight design at 0.75lb for easy installation.

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