Shop Circuit Protection | 12V & 4x4 Accessories

Circuit Protection

Circuit protection components are essential for safeguarding your vehicle’s 12V electrical system. Fuses, fuse holders, and circuit breakers protect wiring and equipment from overloads, short circuits, and electrical faults that can damage batteries and connected accessories. Our range includes MIDI fuses, MEGA fuses, marine fuses, fuse holders, and circuit breakers designed for high-current applications commonly found in dual battery systems, inverters, and power distribution setups. Built for durability and reliability, these products help ensure your 4WD electrical system operates safely and efficiently, protecting both your vehicle and your equipment during everyday driving and off-road adventures.

“225A Marine Rated Battery Fuse – 58V – Waterproof” has been added to your cart. View cart

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Compact 6-Way circuit fuse block with integrated negative busbar and protective cover. Ideal for clean, organised 12V wiring in 4WD, caravan and marine setups.
in Fuse Holders
Sku: 6WAY-BFH
6 Way Standard Blade Fuse Block with Bus Bar
Original price was: $45.00.Current price is: $32.00.
Original price was: $45.00.Current price is: $32.00. Add to cart Quick View
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Heavy-duty BUSSMANN single mega fuse holder designed for high-current automotive and industrial applications. Built from glass-filled nylon with stainless steel hardware, it provides secure, high-performance circuit protection for 12–32V systems up to 500A ideal for under-bonnet installations in 4x4, trucking, agricultural, and construction vehicles.
in Fuse Holders
Sku: BUSSMANN-SM
Bussmann Single Megafuse Holder W/Rubber Cover – Includes FREE MEGA Fuse
Original price was: $53.00.Current price is: $29.00.
Original price was: $53.00.Current price is: $29.00. Out Of Stock Quick View
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100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-300A
300A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
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100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-225A
225A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
-42%

100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-250A
250A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
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100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-200A
200A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
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100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-175A
175A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
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100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-150A
150A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
-42%

100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-125A
125A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
-42%

100A Marine Rated Battery Fuse provides high current protection in tight space constraints. Ignition is protected when used with Terminal Fuse Blocks
in Fuses & Holders
Sku: MARINE-100A
100A Marine Rated Battery Fuse – 58V – Waterproof
Original price was: $24.95.Current price is: $14.50.
Original price was: $24.95.Current price is: $14.50. Add to cart Quick View
-34%Hot

Protect your 12V system the right way with this heavy-duty battery terminal fuse holder, designed for reliable circuit protection in demanding Australian conditions.
in Fuse Holders
Sku: DUAL-BTFB
Dual M8 Terminal Fuse Block With 2 x Ring Fuses Kit – (MRBF) Waterproof Cover
Original price was: $89.00.Current price is: $59.00.
Original price was: $89.00.Current price is: $59.00. Select options Quick View
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Protect your 12V system the right way with this heavy-duty battery terminal fuse holder, designed for reliable circuit protection in demanding Australian conditions.
in Fuse Holders
Sku: SINGLE-BTFB
Single M8 Terminal Fuse Block With Ring Fuse Kit – (MRBF) Waterproof Cover
Original price was: $53.00.Current price is: $37.00.
Original price was: $53.00.Current price is: $37.00. Select options Quick View
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Premium 32V ST Blade Fuse Block designed for robust 12V DC power distribution in automotive, 4×4 and marine electrical systems. Built to safely organise , protect and distribute up to 12 fused circuits using standard blade fuses ideal for off-road, camping, caravan and boat installations.
in Fuse Holders
Sku: 4WAY-SBTB
4-Way Standard Blade Fuse Battery Terminal Block – 12-32V Circuit Box
Original price was: $45.00.Current price is: $32.00.
Original price was: $45.00.Current price is: $32.00. Add to cart Quick View
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This 3-way MIDI fuse box offers a secure and low-resistance method of distributing power to three circuits directly from the battery. Battery-post mounting ensures minimal voltage drop and reliable circuit protection across demanding 12V installations.
- 3X Free Fuses
- 3X Copper Washers
- 1X Bolt
in Fuse Holders
Sku: 3WAY-MFHBP
3 Way MIDI Fuse Holder – Direct to Lithium Battery Post Kit (Free Fuses)
Original price was: $59.00.Current price is: $43.00.
Original price was: $59.00.Current price is: $43.00. Select options Quick View
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This 3-way MIDI fuse box offers a secure and low-resistance method of distributing power to three circuits directly from the battery. Battery-post mounting ensures minimal voltage drop and reliable circuit protection across demanding 12V installations.
- 3X Free Fuses
- 3X Copper Washers
- 1X Bolt
in Fuse Holders
Sku: 2WAY-MFHBP
2 Way MIDI Fuse Holder – Direct to Lithium Battery Post Kit (Free Fuses)
Original price was: $48.00.Current price is: $35.00.
Original price was: $48.00.Current price is: $35.00. Select options Quick View
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The 8-Way Positive Standard Blade Fuse Box is a surface-mounted device employing standard spade terminals for circuit connection. Its transparent cover shields the fuses, ensuring a secure connection and safeguarding against circuit shorts in vehicles. (*Fuses Not Included)
- Type: 8-Way Blade Fuse Block
- Voltage: 12 V–24 V DC
- Housing: Waterproof, dust-resistant enclosure
- Fuse Type: Standard blade fuses (ATO/ATC)
- Applications: Automotive, 4×4, RV, trailer, marine systems
in Fuse Holders
Sku: 8WAY-PSBFB
8-Way Positive Standard Blade Fuse Box – 8 Circuits with Cover
Original price was: $45.00.Current price is: $36.00.
Original price was: $45.00.Current price is: $36.00. Add to cart Quick View