51146 TriFlex NEXT Proportional Inertia Electric Trailer Brake Controller, Fully Adjustable, Low Profile, 2-4 Axles, Plug-and-Play

ADVANCED & PROPORTIONAL BRAKE CONTROL - TriFlex NEXT features a triple-axis, motion-sensing accelerometer that ensures highly responsive and smooth stops. The third axis provides dynamic power adjustments when navigating uphill or downhill terrains
CONTROL UP TO 8 BRAKES & TOW UP TO 4 AXLES - Controls up to 8 brakes, or 4 axles, and is compatible with low-volt, PWM, ABS, cruise control and electric over hydraulic brakes
AUTOMATIC LEVELING & CALIBRATION - Eliminates the need for setup and provides peace of mind on the road. Built-in reverse-polarity and short-circuit protection add an extra layer of safety when towing
CUSTOMIZABLE TOW SETTINGS - Choose from 10 different gain settings and 9 load settings to adjust to your specific towing situation. The settings can be adjusted to accommodate different trailers and towing situations
LCD DISPLAY AT A GLANCE - The full-text LED readout clearly displays ramp-up progress and power adjustments at a glance in 0.5 increments, making troubleshooting easily. The brightness is adjustable for seamless day or night-time use