Mairne Inline Fuse Holder 300 AMP ANL Fuse Holder Block 0/2/4/8 Gauge AWG Car Audio 300A 1/0 Zero Gauge Fuses with Box
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SKU: 210200070:-2#24V;191286330:-2#300A
39 in stock
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300A ANL Fuse Block — 48V DC / 300V AC, 2×M8 Studs, Copper Bus, Cover & 300A ANL Included
Heavy-duty ANL fuse holder for high-current DC/AC distribution. Features a UL94-V0 glass-reinforced thermoplastic base, tin-plated pure-copper bus, 2 × M8 terminal studs, and a polycarbonate protective cover. Ships with a gold-plated 300A ANL fuse (clear window for quick status checks). Ideal for automotive, truck, marine/boat, RV, car audio, inverters, winches, and auxiliary battery systems.
- Continuous rating: 300A (system-dependent)
- Max voltage: 48 V DC / 300 V AC
- Bus material: Tin-plated pure copper for low resistance
- Base: UL94-V0 glass-reinforced thermoplastic; Cover: clear polycarbonate
- Terminals: 2 × M8 studs; lug-and-nut clamp hardware
- Fuse type: ANL (50A–500A supported; 300A included)
Technical Specifications
| Model | BB100-ANL + ANLF1-300A |
|---|---|
| Product Name | 300A ANL Fuse Block with Cover |
| Included Fuse | ANL 300A, gold-plated element with clear inspection window |
| Fuse Compatibility | ANL format, typical range 50A–500A (confirm with system study) |
| Continuous Rating | 300A (thermal & installation dependent) |
| Max Voltage | 48 V DC / 300 V AC |
| Terminal Studs | 2 × M8 (input/output) |
| Bus Material | Tin-plated pure copper |
| Base Material | Glass-reinforced thermoplastic, UL94-V0 rated |
| Cover | Clear polycarbonate, snap/fastener secured |
| Breaking Capacity | Low (follow fuse and system fault analysis) |
| Conductor Gauge (ref. Install as close to the source (battery/alternator/bus) as practical to minimize unprotected cable length. Torque lugs per the lug manufacturer; re-torque after initial thermal cycles. For currents above 300A, verify enclosure thermal rise, lug spec, and duty cycle; mechanical capacity may allow up to 500A, but your system study governs the allowable fuse rating.
Request a Quote | Request Sample FAQsWhat fuse format does this holder use?Standard ANL bolt-down fuses. A 300A ANL is included; other ratings (50–500A) are supported.
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Why Pros Buy Direct from Conversions Tech
Engineered in the USA. Our U.S.-based engineering team designs and specifies our core product lines, and every product we carry — designed in-house or built to our exact specifications by certified partner factories — is quality-verified before it ships. UL/CSA listed where required, NEC compliant.
Cross-reference savings. Direct equivalents to Burndy, Hubbell, and other OEM part numbers at up to 30% less — same specs, same certifications, without the big-brand markup.
Real technical support. Need a torque spec, die reference, or an OEM quote? You’ll speak directly with the Conversions Tech engineering desk — not a script reader — for instant answers, custom kitting, and private-label options.
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