6 Best Emergency Breakaway Cables For Heavy Trailers

Nothing ruins a cross-country haul faster than a trailer breakaway, but a high-quality cable is the literal lifeline that keeps your rig from becoming a highway hazard. Choosing the right gear isn’t just about meeting legal requirements; it’s about ensuring you have the peace of mind to focus on the road ahead. Here are the best breakaway cables to keep your trailer secure and your travels worry-free.

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Fastway Zip Breakaway Cable: Best Overall Choice

The Fastway Zip is the gold standard for anyone tired of dragging frayed, metal cables that scratch up their truck’s finish. Its coiled design keeps the cable off the ground, preventing it from snagging on road debris or dragging through mud. This is the cable I recommend for almost every setup because it stays tidy and out of the way until you actually need it.

If you’re prone to "set it and forget it" maintenance, this is your best bet. The UV-resistant coating holds up impressively well under direct sun, which is a major factor if you spend your winters in the desert. It’s a simple, effective upgrade that eliminates the most common frustrations of traditional cable setups.

Curt 52016 Coiled Cable: Best Value Selection

If you’re looking for a no-nonsense, budget-friendly solution that doesn’t sacrifice safety, the Curt 52016 is an excellent choice. It provides the same coiled convenience as premium models at a fraction of the cost, making it perfect for budget-conscious builders or those managing multiple trailers. It’s straightforward, functional, and gets the job done without any unnecessary bells or whistles.

While it lacks some of the heavy-duty reinforced ends found in more expensive kits, it is perfectly adequate for standard-weight trailers. For the weekend warrior who wants a reliable backup without breaking the bank, this is the smart play. It’s a solid, reliable piece of gear that proves you don’t always need to overspend to stay safe.

Hopkins 20099 Breakaway Kit: Most Reliable Option

When we talk about reliability, we’re talking about the Hopkins 20099. This isn’t just a cable; it’s a comprehensive system that ensures your trailer brakes engage the moment a separation occurs. The build quality is noticeably robust, giving you that extra layer of confidence when hauling heavier loads through mountain passes or heavy traffic.

This kit is ideal for those who prefer an all-in-one approach to safety. By replacing the entire breakaway switch along with the cable, you’re eliminating potential failure points in the electrical connection. If you’re towing a larger trailer and want to minimize the risk of mechanical failure, this is the kit you want installed.

Tekonsha 50-85-313 Cable: Top Durable Selection

The Tekonsha 50-85-313 is built for those who treat their equipment with "tough love." If you’re constantly traversing gravel roads or off-grid trails, the abrasion-resistant material on this cable is a game-changer. It’s designed to withstand significant friction and exposure, ensuring the cable remains intact even in harsh environments.

This cable is a bit stiffer than others, which is a trade-off for its extreme durability. It’s not the most flexible option, but it’s arguably the most resilient. If you’re tired of replacing cables every season due to wear and tear, investing in this Tekonsha model is the logical long-term solution.

Reese Towpower 74017: Best Universal Fitment

Sometimes you just need a part that works across the board, and the Reese Towpower 74017 is the ultimate universal problem solver. Its design allows it to attach easily to a wide variety of hitch configurations, making it a staple for anyone who swaps between different tow vehicles or trailers. It’s a reliable, "plug-and-play" style component that fits almost anywhere.

Because it’s so widely compatible, it’s a great item to keep in your emergency kit as a spare. You don’t have to worry about specific mounting points or complex adjustments. If you want a straightforward, reliable cable that doesn’t require a master’s degree in engineering to install, this is your go-to.

Andersen Manufacturing 5520: Best Coiled Design

Andersen Manufacturing is known for thoughtful engineering, and the 5520 model is no exception. The coiled design is exceptionally tight, meaning it won’t sag or droop even on shorter hitches. It’s a sleek, low-profile cable that looks as good as it performs, and it’s perfect for those who take pride in a clean, professional-looking rig.

The build quality here is top-tier, featuring high-strength materials that feel substantial in your hand. It’s a premium choice for the traveler who values aesthetics alongside performance. If you want a cable that stays organized and looks integrated into your towing setup, the Andersen 5520 is worth the investment.

Understanding Breakaway System Requirements

A breakaway system is your trailer’s last line of defense, designed to automatically lock the trailer brakes if it accidentally disconnects from your vehicle. It is a legal requirement in almost every jurisdiction for trailers equipped with electric brakes. Understanding that this system relies on a battery—usually mounted on the trailer—is crucial for your safety.

Many people mistakenly believe the cable itself is the power source, but the cable only pulls the pin to complete the circuit. Your trailer’s breakaway battery must be charged and healthy for the system to work. Always verify that your trailer has a dedicated battery for this purpose and that it is wired into your trailer’s charging system.

Proper Installation and Safety Procedures

Installation is straightforward, but it requires attention to detail to ensure the cable functions correctly in an emergency. The cable should be attached to a permanent part of your tow vehicle’s frame, not the hitch receiver itself, which could detach during an accident. Ensure there is enough slack so the cable doesn’t pull the pin during tight turns, but not so much that it drags on the ground.

• Attachment Point: Use a dedicated anchor point on the vehicle frame.
• Slack Management: Test the cable length while the trailer is at a sharp angle to ensure it doesn’t trigger prematurely.
• Pin Security: Ensure the pin is fully seated in the switch housing and free of corrosion.

Maintenance Tips for Trailer Safety Cables

Breakaway cables are often ignored until the moment they are needed, which is a dangerous habit. Periodically inspect the cable for fraying, rust, or kinks, especially if it’s a non-coiled model. If you notice any signs of wear, replace the cable immediately; a broken cable is essentially useless in an emergency.

Additionally, keep the breakaway switch housing clean and lubricated. A bit of dielectric grease inside the switch can prevent moisture from causing internal corrosion. If your trailer sits for long periods, check that the battery connected to the system is holding a charge, as a dead battery renders the entire system ineffective.

Testing Your Breakaway System Before Travel

Testing your system is the only way to know for sure that it will work when it counts. To test, pull the breakaway pin out while the trailer is hitched to the vehicle and the brakes are engaged. You should hear the magnets in the trailer brakes click or hum, and the trailer should be difficult or impossible to move forward.

Do not leave the pin pulled for more than a few seconds, as this can drain your battery or overheat the brake magnets. Once the test is complete, push the pin firmly back into the housing and confirm that the trailer wheels spin freely again. Making this a part of your pre-departure checklist will give you the confidence to hit the road.

Investing in a high-quality breakaway cable is one of the most cost-effective safety upgrades you can make for your towing setup. By choosing the right product for your specific needs and maintaining it with regular inspections, you’re taking a vital step toward safer travels. Stay diligent, keep your gear in top shape, and enjoy the freedom that comes with a well-prepared rig.