Sterling Services - Locations
Distributor, Custom Manufacturer, Service Company
Distributor of electronic control modules. Electronic control modules include process, temperature & pressure controls, instruments, timers, counters, proximity switches, circuit boards, selector switches, monitors, circuit breakers, sensors, photoelectrics, contactors, servo drives, PLC modules, AC & DC drives, speed controls, power supplies, electrical hardware & starters.
Brand Names: Allen-Bradley, Cutler-Hammer, General Electric, Honeywell, Mitsubishi, Modicon, Omron, Siemens,...
www.sterlingservices.com/elca.html

Group Alpha - Anderson, SC
Custom Manufacturer
Native American owned custom manufacturer of electronic control modules. DIN single point of control modules allow a single isolated digital input & a single isolated digital output & can be mounted directly to a wall. Features include isolated 12V control output for use with opto-relays, digital input that accepts 3-30V control voltages or dry switch closures, flash memory & a hands-off-automatic front panel control.