WABCO EBS 1867005 Axle Modulator

The WABCO EBS Axle Modulator 1867005 (also referenced as 4801066050 in WABCO’s catalog) is an electronic modulator valve for use in EBS (Electronic Braking System) enabled trucks. It works in concert with the EBS controller and wheel speed sensors to regulate air pressure to the brake chambers — helping maintain stability, controlled deceleration, and optimal braking performance under varying load and road conditions.