5 Trailer Breakaway Kit Reviews: Find the Right Pick

Imagine your trailer detaching on the highway—a breakaway kit instantly applies the brakes, preventing a runaway disaster. It’s a small investment that can save lives and your cargo.

This guide reviews five top-rated trailer breakaway kits, from basic switches to solar-powered systems. You’ll learn key features to look for and find the perfect match for your towing needs.

BUNKER INDUST Trailer Brake Breakaway Kit – Complete System

The BUNKER INDUST kit gives you everything in one box: a breakaway unit, a 12V 5Ah battery, and a breakaway switch. It’s designed for trailers with existing electric brakes, so you can install it without extra parts. The built-in charger and LED display let you check the battery status at a glance—green means fully charged, red means it needs a recharge. This push-to-test feature takes the guesswork out of maintenance.

When your trailer separates from the tow vehicle, this system activates the brakes immediately to bring it to a safe stop. The complete package simplifies setup, and the LED indicators help you confirm readiness before every trip. If you want a straightforward, all-in-one solution that covers the basics reliably, this kit is a solid choice.

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• For use on trailers with an existing electric brake system
• Activates trailers brakes upon separation from tow vehicle to ensure a safe stop of the trailer
• Push to Test: LED's indicate fully charged, charging or (needs) recharge
• Complete system includes: Break Away Unit,Battery&Break Away Switch
• Quick and easy installation,side-mount installation design.Weather and corrosion resistant

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ATEM POWER Trailer Brake Controller Kit – Solar Charging

The ATEM POWER kit stands out with its built-in solar panel, which keeps the LiFePO4 battery topped off even when your trailer sits for weeks. This means you can leave your caravan parked without worrying about a dead breakaway battery. The lithium battery is lighter and lasts longer than traditional lead-acid types, and it has a lower self-discharge rate. An LED indicator shows the charge status, so you always know it’s ready.

If your trailer disconnects, the system reacts instantly to apply the brakes, preventing a dangerous runaway. The durable housing handles rain, mud, and dust, making it ideal for off-road or harsh conditions. For those who want a low-maintenance, long-lasting solution that stays charged via solar, this kit offers exceptional convenience and peace of mind.

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• ☀️1.Solar Charging That Keeps You Ready to Tow: Leave your caravan or trailer parked for weeks without worrying about a flat breakaway battery. This ATEM POWER solar trailer breakaway kit comes with a built-in solar panel that helps maintain battery charge during storage, keeping your emergency trailer brake system ready when you need it. Designed for 1- and 2-axle trailers and caravans with electric brakes, it’s a smart safety upgrade for towing, camping, road trips, and everyday hauling.
• ☀️2.Lightweight LiFePO4 Power with Easy Status Checks: Unlike older-style batteries, the built-in LiFePO4 battery delivers longer lifespan, lower self-discharge, lighter weight, and dependable performance for your trailer breakaway system. Integrated BMS protection helps guard against overcharging and over-discharging, while the quick-check button and LED indicators make it easy to see battery status before heading out on the road.
• ☀️3.Instant Brake Activation When It Matters Most: Trailer disconnects can turn dangerous fast, which is why this solar breakaway kit is designed to react immediately if your trailer separates from the tow vehicle. The break-away controller rapidly activates the trailer brakes to help slow and stop the trailer, adding an extra layer of towing safety and helping prevent serious accidents on highways, campsites, or rough backroads.
• ☀️4.Built Tough for Real Towing Conditions: From heavy rain and muddy tracks to dusty highways and gravel roads, this trailer breakaway kit is built to handle harsh outdoor conditions. The heavy-duty ABS housing and IP65-rated protection help shield the battery and internal components from water, dust, and road debris, giving you more confidence whether you’re towing a caravan, camper trailer, work trailer, or utility trailer.
• ☀️5.Simple Setup with Reliable Long-Term Support: Installation is straightforward thanks to the pre-wired, color-coded cables for battery, brake, and ground connections. The battery box and coiled lanyard switch can be mounted neatly on your trailer frame for easy access and clean routing. Built for dependable towing safety and backed by a 3-year warranty, this solar trailer breakaway kit is made to deliver peace of mind mile after mile.
• ⚡️【NOTE】Built-in Solar Panel is not used to charge for the battery of the trailer controller, just to prevent the trailer breakaway controller from running out of power.
• ⚡ [Keep away from rainstorm] This detachable trailer controller kit has a waterproof grade of IP65. It is recommended to stay away from rainstorm.

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Kohree Trailer Brakes Breakaway Kit – Side-Mount Design

The Kohree breakaway kit features a side-mount design with pre-drilled holes, making installation flexible and straightforward. It includes a built-in 12V 5Ah battery and charger, plus a coiled cable that keeps things tidy. The weatherproof reinforced plastic housing protects against water and corrosion, so it stands up to rain, mud, and road salt. An LED indicator shows charging, recharge, or fully charged status, helping you monitor battery health easily.

When the trailer detaches, the kit activates the brakes for a controlled stop. The long-lasting 5Ah battery holds a charge for months of standby use, so you don’t have to worry about frequent recharging. If you need a durable, easy-to-mount system that fits in tight spaces, the Kohree side-mount design is a practical and secure choice.

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• SECURE TOWING PROTECTION: This kit provides essential protection when the trailer is towing. It activates brakes upon disconnection from the vehicle, ensuring a controlled stop and reducing accident risks.
• WEATHERPROOF HOUSING: Made of reinforced plastic, this shell is waterproof and corrosion-resistant. It withstands harsh outdoor environments and protects the internal battery from damage.
• LONG-LASTING 5AH BATTERY: Equipped with a 12V 5Ah battery and LED Indicator showing charging, recharge, or fully charged status. A full charge lasts for months of standby use.
• EASY & FLEXIBLE INSTALLATION: Features a side-mount design with pre-drilled mounting holes. Includes a 48-inch cable and a 4-foot coiled cable for versatile attachment.
• COMPLETE PACKAGE: Includes 1x breakaway kit (built-in battery), 1x switch with 48in cable, and 1x replacement 4ft coiled cable.

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Side Load Trailer Breakaway Kit by Superior Trailer Products – DOT Compliant

Superior Trailer Products offers a complete breakaway kit that meets DOT requirements, giving you confidence on the road. It includes a 12V 5Ah rechargeable battery, a breakaway switch, a braided steel cable, a side-load battery box, a built-in charger, and all necessary wiring. The push-to-test button shows the battery level, so you can verify it’s charged before towing. The steel cable outlasts plastic versions, ensuring reliable emergency activation.

When the trailer disconnects, the switch triggers the electric brakes to stop the trailer safely. The side-load battery box makes battery access easy for maintenance or replacement. This kit is a comprehensive, regulation-ready package that covers all the essentials. If you want a dependable, all-in-one solution that meets legal standards, this is a great pick.

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• Trailer Breakaway Kit includes: 5-amp-hour battery, breakaway switch, breakaway cable, built in charger, side load battery box and wiring. Meets DOT Requirements.
• Trailer Breakaway Battery : 12V5Ah rechargeable battery with built in battery charger that charges the battery while connected to tow vehicle. Push to test button shows battery level with LED lights.
• Trailer Breakaway Switch : Easily connects to your trailer wiring kit and trailer brakes. Activates your trailer's electric brakes if the trailer disconnects from the tow vehicle.
• Trailer Breakaway Cable : Braided steel cable outlasts plastic versions ensuring you are always prepared for emergency situations. 4' long breakaway cable.
• Trailer Battery Box : Durable, heavy duty polymer plastic case protects the battery from the elements. Box dimensions: 3-3/4" long x 6" wide x 5" tall.

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CURT 52010 Trailer Breakaway Switch – Simple Replacement

The CURT 52010 is a standalone breakaway switch, perfect if you already have a battery and box but need a reliable switch. It features silver contact points for a dependable electrical connection, ensuring the brakes activate when needed. The metal mounting tab has a pre-drilled hole for easy screw or bolt installation. The included nylon pull pin and looped-end cable make attachment to your tow vehicle quick and secure.

This switch connects your vehicle to the trailer’s breakaway battery and brakes. If the trailer disconnects, the pin pulls out, closing the circuit to apply the brakes. It’s a simple, no-fuss component that replaces worn or faulty switches. For those who just need a quality replacement switch without extra parts, the CURT 52010 is a trusted, affordable option.

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• RELIABLE SAFETY. This trailer breakaway switch offers safer towing by connecting your vehicle to your trailer's breakaway battery and trailer brakes. If the trailer becomes disconnected while towing, the cable is released and the brakes are engaged
• STRONG CONNECTION. To ensure a dependable electrical connection for the wires, this trailer breakaway switch is equipped with silver contact points
• EASY TO INSTALL. Mounting this trailer breakaway switch on your trailer is easy. It comes with a metal mounting tab with a pre-drilled hole to accept a screw or bolt
• SECURE ATTACHMENT. The included trailer breakaway cable features a nylon pull pin for easy release and a looped end to quickly and securely attach to your trailer hitch
• WEATHER-RESISTANT. To keep the breakaway switch well-protected from the outdoor elements, it comes with a nylon case that will not rust or corrode

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Buyer’s Guide: What to Consider

Choosing the right breakaway kit depends on your trailer type, usage, and budget. Here are five key factors to consider before buying.

• Battery Type and Capacity: Look for a 12V battery with at least 5Ah capacity. LiFePO4 batteries are lighter and last longer than lead-acid, ideal for frequent towing.
• Charging Method: Some kits include built-in chargers that charge from the tow vehicle. Solar panels offer maintenance-free charging when parked for long periods.
• Weather Resistance: A waterproof and corrosion-resistant housing protects internal components from rain, mud, and road salt, ensuring long-term reliability.
• Ease of Installation: Pre-drilled mounting holes, side-load battery boxes, and coiled cables simplify setup. Consider your trailer's layout for the best fit.
• Compliance and Safety: Ensure the kit meets DOT requirements for legal towing. Features like LED charge indicators and push-to-test buttons help verify readiness.

Conclusion

Your trailer’s safety depends on a reliable breakaway kit that activates brakes in an emergency. Whether you prefer a complete all-in-one system like the BUNKER INDUST or a solar-powered option like the ATEM POWER, each kit offers unique benefits.

For most users, the Kohree or Superior Trailer Products kits provide a great balance of features and durability. If you only need a switch replacement, the CURT 52010 is a solid choice. Pick the one that fits your setup and tow with confidence.