DC Disconnects, Distribution, Overcurrent Protection, & Wiring

55 products
MEGA Fuse Holder

MEGA Fuse Holder, Rated for Up to 70Vdc, Suitable for 12V/24V/48V Energy Storage Systems

Designed to fit all MEGA Fuses!
$12.00
Bus Bar - Black and Red

300A 4-Stud Busbars - Distribution Block w/Cover - Red/Black - Up to 64Vdc

Improve system safety by organizing & consolidating your DC connections in one place
$22.50 – $22.50
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Victron Busbar 150A with Cover, 4 Position or 6 Position Options, 1/4inch Terminal Diameter

Victron Busbar 150A with Cover, 4 Position or 6 Position Options, 1/4inch Terminal Diameter

$18.70 – $28.05
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Victron 250A 4-6-Terminal ISO

Victron Energy Busbar 250A 70Vdc, 4P or 6P with Removable ABS Cover, 5/16 Inch Terminal Screws

250A Max Current and 5/16" Stainless Steel Studs
$56.95 – $62.05
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Victron Energy 600A Bus Bars with ABS Cover - Available with 4 or 8 Studs, each with 8 Terminals. The image is an isometric view of both busbars without the ABS covers, and no background.

Victron Energy 600A Busbar with 4-Stud and 8-Stud Options, Rated for up to 70Vdc, 3/8in Terminal Diameter Studs

600A Max Current and 3/8" Stainless Steel Studs
$130.90 – $202.30
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Victron 150A Bus Bars

Victron Energy 150A Busbars with Cover, 10 or 20 Stud Options, 1/4 Inch Terminal Size

Easily break down your large battery cables into many small connections
$18.70 – $28.90
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Victron Battery Switch

Victron Energy Battery Switch ON/OFF 275A, Suitable for Up to 48Vdc Energy Systems, Ignition Protected, Surface or Panel Mounted

A simple way to eliminate idle-draw that leads to empty batteries
$34.85
BSS-5191

Blue Sea Systems 5191 MRBF Terminal Fuse Block 30-300A

Made specifically for Blue Sea Systems MRBF Terminal Fuses
$22.95
Blue Sea Systems Dual MRBF Terminal Fuse Block 30-300A

Blue Sea Systems Dual MRBF Terminal Fuse Block 30-300A

Ignition protected when used with Blue Sea Systems' MRBF Terminal Fuse
$55.99
Blue Sea Systems MEGA/AMG Safety Fuse Block

Blue Sea Systems MEGA/AMG Safety Fuse Block

$50.99
High quality photo of the Blue Sea Systems - 5194 MRBF - Surface Mount Fuse Block - Front View. Photographed by Current Connected.

Blue Sea Systems 5194 MRBF Surface Mount Fuse Block - Independent Source

Accommodates three MRBF fuses
$79.99
Blue Sea Systems 5196 MRBF Surface Mount Fuse Block - Common Source

Blue Sea Systems 5196 MRBF Surface Mount Fuse Block - Common Source

Provides power to three loads from a single source
$67.99
MRBF Terminal Fuse

Cooper Bussmann MRBF Terminal Fuse 30A - 250A

Interupt Capacity: 10,000A @ 14V DC / 5,000A @ 32V DC / 2,000A @ 58V DC
$20.99 – $22.99
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Blue Sea Systems PowerBar 1000A Rating, 5/16in Terminal Studs, 8 or 12 Stud Options

Blue Sea Systems PowerBar 1000A Rating, 5/16in Terminal Studs, 8 or 12 Stud Options

$235.99 – $295.99
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Blade Fuse Block

12-Way Blade Fuse Block with Ground, 100A DC Fuse Block Up to 32Vdc, 30A per Circuit

Accepts ATO and ATC fast acting blade fuses
$18.99
Heyco PV Wire 1/2" Dual Entry Gland 4 Pack, Accepts 6mm Diameter PV Cable, Includes Lock Nut for a Weatherproof Seal

Heyco PV Wire 1/2" Dual Entry Gland 4 Pack, Accepts 6mm Diameter PV Cable, Includes Lock Nut for a Weatherproof Seal

UL Listed and CSA Certified Liquid Tight Cordgrips
$12.00
MidNite Solar AC/DC Surge Protection Devices, Up to 300Vac or 600Vdc SPD

MidNite Solar AC/DC Surge Protection Devices, Up to 300Vac or 600Vdc SPD

Type 1 surge protection for indoor and outdoor use.
$98.31
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Copper Battery Cable Lugs

Tinned Copper Battery Cable Lugs - 10 Pack

Customizable AWG and ring size
$10.18 – $34.62
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Victron Dual Terminal Stud

Victron Energy 150A Dual Terminal Stud M8 Busbar Power Distribution Blocks, Black and Red Set

150A Max Current and 5/16" (M8) Stainless Steel Studs & Nuts
$28.05

The DC distribution bars and blocks category provides centralized connection points that consolidate multiple DC circuits to common positive and negative bus connections. Quality distribution equipment features high-current capacity, properly rated terminals, and organized layouts that simplify wiring while maintaining safe clearances between connections.

Modern busbar systems accommodate multiple device connections to battery banks, inverters, and charge controllers with secure mechanical fastening and minimal contact resistance.

Distribution options include busbar systems with M6, M8, or M10 bolt patterns for various terminal sizes, terminal blocks with screw connections for smaller wire gauges, and integrated distribution systems combining busbars with fusing and circuit protection.

Amperage ratings range from 100A compact blocks to over 1,000A commercial busbars. Insulated covers provide protection against accidental contact with high-current connections. Mounting hardware accommodates wall-mount or panel-mount installations with proper spacing for wire routing.

Featured products include Victron Lynx Distributor systems, Blue Sea Systems busbars, and standalone distribution blocks from manufacturers offering modular expansion capabilities.

Key specifications include maximum current rating, number of connection positions, bolt size compatibility, voltage rating, and insulation or cover options. Proper busbar selection consolidates wiring runs, reduces connection points, and organizes DC system architecture for maintenance accessibility.

When selecting distribution bars, it’s important to consider maximum system current, number of devices requiring connection, installation space constraints, and desired protection features.

Browse the DC distribution bars and blocks category below to find centralized connection solutions for organized solar system wiring.