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Established in 1946, Bach-Simpson is a leading supplier of electronic instrumentation and control systems for the rail and transit markets. Known for our quality and reliability, Bach-Simpson offers state-of-the-art products tailored to our customer's needs. ISO 9001-2000 design procedures and CMM Level II software development result in products of exceptional performance and reliability. Our headquarters in London, Ontario, Canada incorporates the design, manufacturing and service groups in one facility.

celebrating 60 years

FEATURED PRODUCTS:
54000 Event Recorder
Bach-Simpson Event Recorders are engineered for maximum flexibility, meeting your immediate needs while allowing for future expandability. BSC recorders are accompanied by a complete PC software package that allows service personnel to download and graphically analyze data from the recorder.
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LED Speed Indicator
Microprocessor-controlled, with a display panel that features light-emitting diodes (LED), this Bach-Simpson speed indicator has achieved wide acceptance with railroad crews; while it's dependable accuracy and rugged reliability, make it popular with railroad purchasing and maintenance personnel.
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Axle Alternator
The Bach-Simpson Axle Alternator is designed to translate the rotational speed of a locomotive or transit vehicle wheel and axle into an electrical signal which represents the linear ground speed of the conveyance.
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