The Best 300 Amp Circuit Breaker of 2023 – Reviewed and Top Rated
2,476 Reviews Scanned
- 【Specification】: 300 Amp Circuit Breaker 12v, Operating Voltage: DC 12V - 48V, Waterproof IP 67, Meet S.A.E. J1625, J1171, UL1500 (Ignition Protected). Widely used in marine and automotive circuits, suitable for Boat, Yacht, Kayak, RV, Trailer, Bus, Truck, Winches, ATV, solar system etc.
- 【Protect the System from Electrical Damage】: These 12 volt circuit breakers are designed for protecting your boat trolling motor or vehicles from overload and short-circuit damage, prevents excessive current between battery and device for the great amp protection.
- 【Manual Reset Function】: Unique disconnect button & long handle resettable lever make the fuse circuit breaker become reusable and controllable. This 300A DC breaker will trip when the system is over-current by reset lever automatically pop out to terminate the power, and reset by pushing the reset bar back for reuse. Can be used as a Kill Switch.
- 【Made with Reliable Material】: Durable heat-resistant plastic housing and silicone insulating cap for safer use. Pure copper washers for expanding the contact area of the wire lugs, increase the conductivity and better performance.
- 【Easy Surface-Mount】: Bolipoeq 12v dc circuit breaker is surface-mount design, simply mount them on panel or firewall, hassle-free installation. What you get: 2 x auto 300 amp Breaker, 4 x Wire Lugs, 8 x Washers, 6 x Mounting Screws.
- 300 Amp Automotive Replacement Circuit Breaker Switches with manual reset button;Voltage:up to 48Vdc; 2,500A @ 14Vdc;1,500A @ 48Vdc
- 3/8" Stainless Steel Studs Surface Mount , protective stud insulator included
- Compact and lightweight design,Meet S.A.E. J1625, J1171, UL1500 (Ignition Protected)
- Housing is thermalplastic UL rated 94V0;Operating Temperature : -32ºC (-25ºF) to 82ºC (180ºF)
- Widely used in boats, RVs, ATVs, bused, trucks, trailers, winches for amp protections, also used in DC battery and DC sound system or car audio system.
- Features: Large current thermal trip circuit breaker with manual reset switch, suitable for auxiliary DC electrical system, when the current reaches a predetermined value, the fuse can be restored to automatically disconnect and protect the circuit
- Circuit protection function: When the current reaches a predetermined value, the recoverable fuse will automatically disconnect to protect the circuit. Prevent excessive current and protect electrical appliances. Overcurrent protection, overvoltage protection, residual current protection, overcharge protection.
- Simple installation: No need to replace the built-in fuse, and it can also be used as an on/off button battery switch. The circuit breaker has simple installation steps and can be installed on any flat panel, or on the wall or in the car.
- Material and wiring: The shell and parts are made of highly flame-retardant and anti-vibration plastics, with a long service life. It accepts 0/2/4/8 specification power cords with adapters for direct connection with all 12, 24 volt systems
- Application: Provide protection for overload or short-circuit current when using high current electricity such as automobiles, ships, ships, RVs, caravans, tractors, loudspeakers, horns, automobile dual-battery isolators, and winches. Audio circuit breakers, Large current thermal trip circuit breaker with manual reset switch, suitable for auxiliary DC electrical system.
- 300A Circuit Breaker w/Manual Reset: Visible reset lever shows open condition, unique push button reset Can also be used as a kill switch; Button on circuit breaker can act as a master disconnect for circuits
- Breaker fuse holder protect your system: Suitable for a wide range of DC system voltages from 12V to 24V; Designed to protect the system from over-current as a result of high power draw, short-circuits, wiring mistakes, equipment faults or any other high current event; With mount cover protective the stud to be isolated, splash and dust proof
- Professional material: The screw inside is made of pure copper, Housing made from thermal plastic UL rated 94V0; It is also water resistant (IP67 rated); Use the waterproof cover to better prevent rust from metal parts
- Easy to operate: 300 amp, DC 12V - 24V; Car Audio Inline Breaker Circuit Fuse 300A, use in place of an inline fuse holder; The circuit breaker can be mounted on panel or firewall
- Application: 300 amp is used in auxiliary and accessory circuits for fit to Boat Marine RV Yacht Battery Trailer Bus Truck ATV Winches applications; Also used in battery charges and DC sound amplifier system
- · Function: This circuit breaker can protect the amplifier from being damaged by the over-load current or voltage. Meanwhile, the power supply can also be protected to avoid battery crack and explosion caused by short circuit.
- · Specification: Voltage 12-48V DC, compatible with all 12V/24V Systems. Ambient temperature: -32 ° c to 82 ° c (-25 ° f to 180 ° f) ，Accessories added wire lugs and Copper washer.
- · Manual Reset Circuit Breaker, Use in place of an inline fuse holder, the unique push button reset can also be used as a Kill Switch.
- · Protects your trolling motor from electrical damage, prevents excessive current and stops power surges from damaging Amps.
- · Application: Suitable for car audio/video system, boat, trucks, buses, RV's, ATV winches, marine and DC sound amplifier system overload protection.
Last update on 2025-08-01 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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