AutoMEC®

Door Operating Mechanism

Miner's fully-automated AutoMEC® rapid discharge system is designed to keep up with the coal industry's demand for quick and reliable unloading in motion. 100-ton cars are emptied in less than 20 seconds. AutoMEC's superior design, performance, reliability and low maintenance advantages make it the perfect discharge mechanism for new or retrofit coal car applications.

  • Low maintenance
  • Easy installation on new and existing cars
  • Exclusive secure locking system
  • Long history of reliability

Simple. Reliable. Proven.

AutoMEC in Action!

Single Link

Rapid Discharge System for Coal Trains in Motion

Double Link

Rapid Discharge System for Ore and Rock


Single Link for lite weight commodities

Double Link for heavier commodities

About Miner Enterprises

Miner Enterprises, Inc., was founded in 1894 and has grown to become a leading supplier of engineered and manufactured rail car components. In addition to side bearings, the company provides draft gears, discharge gates, hatch covers, and other key components for railroads, freight car builders, and repair shops in more than 50 countries. Miner is based in Geneva, Illinois View More


1 (630) 232-3000