51140-TRIFLEX PROPORTIONAL TRAILER BRAKE CONTROLLER-Spencer Trailer Parts

TRIFLEX PROPORTIONAL TRAILER BRAKE CONTROLLER #51140 Triple-axis, motion-sensing accelerometer for highly responsive, smooth stops Third axis provides dynamic power adjustments when going up or down a hill Nine levels of sensitivity adjustment for varying loads or driving conditions User-selectable power output and trailer brake light activation Automatic leveling and calibration eliminate setup requirements Digital display shows power adjustments in 0.1 increments Built-in reverse-polarity and short-circuit protection Tow vehicle 'low voltage' and trailer disconnect indicators Compatible with low-volt, PWM, ABS, cruise control and electric over hydraulic Mounts at various angles, above or below the dash, to increase usability Auto sleep mode prevents battery drain after five minutes of idle time Plug-and-play install with vehicle-specific quick plug harness (sold separately) Limited lifetime warranty Notes: Includes mounting hardware