Steven Engineering - South San Francisco, CA
Distributor, Custom Manufacturer
Distributor of leakage current detection (LCDI) interrupters. Ground fault circuit interrupers are also available. Capabilities include bar coding, engraving, enclosure cutting & punching, enclosure modification, labeling, meter configuration, prototyping, rail assembling, rail cutting & notching, terminal block marking & wire cutting.

Alert Stamping & Mfg. Co., Inc. - Bedford Heights, OH
Manufacturer, Custom Manufacturer
Manufacturer & designer of 12/3 ga. & 14/3 ga. electric, ground fault circuit (GFCI or GFI) & leakage current detection (LCDI) interrupters. Specifications include 2 ft. to 6 ft. cord length, 15 A & 20 A current, 125 voltage & 1,875 W to 2,500 W power. Available with circuit breakers & grounded outlets. Suitable for workplaces, outdoors, basements, garages, swimming pools & marinas applications. Multi-outlet manual wind-up reels are also available. OSHA compliant. UL listed.
Brand Names: Alert, Shock Stopper

Tower Manufacturing Corp. - Providence, RI
Manufacturer
Manufacturer of Leakage Current Detection Interrupters (LCDI). Features include splash proof, power-on indication, built-in surge protection, impact resistance, & no tripping when unplugging other devices. LCDI available with custom cord lengths, custom termination, & low profile side mounted buttons for tight spaces. Specifications include an operating temperature range of minus 35 degrees C to plus 66 degrees C, surge suppression of 108 joules (240 V) & 80 joules (120 V), & insulation voltage of 1500 V RMS. LCDI available with NEMA 5-15P & 6-20P & 3 pin grounded plug input connections, & power cord output connections.

Trayer Engineering Corp. - San Francisco, CA
Manufacturer, Custom Manufacturer
ISO 9001 certified custom manufacturer of single-phase mechanism vacuum fault interrupters (VFI) for leakage current detection (LCDI) & ground fault circuits (GFCI or GFI). Interrupters are available for 15 kV, 25 kV & 35 kV submersible, vault & padmount applications.
Brand Names: Trayer

Technology Research Corporation - Clearwater, FL
Manufacturer, Custom Manufacturer
Custom manufacturer of leakage current detection interrupters (LCDI) including extension cords. Specifications of extension cords include 14 AWG & 16 AWG thickness, 6 ft. & 25 ft. length, 125 VAC, 50/60 Hz power supply & 13 A to 15 A current, 4 ohms neutral grounding, trip response time less than 25 milliseconds, 3,000 operations minimum endurance & 1,500 Vrms insulation voltage. Features of extension cords include fire resistance & two or three wire shielded conductors. Extension cords are suitable for basement & garage work sites, fans, heaters, power tools, saws & blowers. UL & cUL listed.
Brand Names: TRC