Proportional Brake Controllers

Our proportional brake controllers ensure smooth, precise stops, providing the exact amount of brake power needed based on your vehicle and trailer’s momentum. We offer a full lineup of proportional controllers, including the innovative CURT Echo® and TriFlex™ NEXT, both of which are built around precision accelerometer technology.

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Curt™ CURT Echo Under-Dash Trailer Brake Controller, Bluetooth® Smartphone Connection #51190

SKU: 2022118456

$ 278.95
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Curt™ CURT Echo Mobile Trailer Brake Controller, 7-Way, Bluetooth® Smartphone Connection #51180

SKU: 2020103480

$ 304.95
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Curt™ CURT Echo In-Line Electric Trailer Brake Controller with Bluetooth® Enabled Smartphone Connection, Proportional #51200

SKU: 2022326380

$ 335.95
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Curt™ CURT TriFlex NEXT Trailer Brake Controller Proportional #51146

SKU: 2023047726

$ 131.95
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Curt™ CURT RV Towing Starter Kit (Cushion Hitch, Sway Control, Echo Brake Controller) #45190

SKU: 2021017496

$ 486.95
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Curt™ CURT Spectrum Integrated Proportional Trailer Brake Controller #51170

SKU: 2020103479

$ 251.95
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Curt™ CURT Replacement Spectrum Brake Controller Knob Assembly #19301

SKU: 2023062647

$ 69.95
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Curt™ CURT TriFlex NEXT Trailer Brake Controllers Proportional - 6-Pack #511466

SKU: 2023119939

$ 748.95
CURT Echo brake controllerCURT Echo brake controller

Brake Smarter, Tow Safer: Proportional Brake Controllers for Smooth Stops

Our proportional trailer brake controllers are designed to provide smooth, accurate, and responsive braking, giving drivers a safer, more controlled towing experience. Unlike time-delay brake controllers, our proportional brake controllers continuously monitor your tow vehicle’s momentum and deceleration rate, applying the precise amount of brake pressure needed to match how quickly the towing vehicle is slowing down. This results in a natural, seamless braking experience that reduces jerky stops, helps control trailer sway, and improves overall stability while driving.

This real-time adjustment not only enhances safety on the road but also minimizes wear and tear on both the towing vehicle’s brake system and the trailer’s brakes. Inertia-based brake controllers are particularly valuable when towing large or heavy trailers, such as RVs, horse trailers, or utility haulers, where precise braking control is critical.

Whether you’re coming to a gradual stop at a red light or navigating a steep downhill slope, these controllers provide smooth and consistent braking performance, giving you more confidence and control. 

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