Ecm Industries Llc GSW-121 Heavy Duty Toggle Switch 20A 125V

Product Description

The ECM INDUSTRIES LLC GSW-121 is a heavy-duty single-pole single-throw (SPST) toggle switch rated for 20 amps at 125 volts and 3/4 horsepower. It features spade terminals for secure, reliable connections and mounts in a standard 0.5-inch diameter hole. The On/Off configuration makes it a direct, straightforward control solution for motor loads and general switching applications in residential and light commercial electrical work. Licensed electricians and experienced tradespeople install this switch in control panels, junction boxes, and equipment enclosures where a dependable manual disconnect or power-control point is required.

The GSW-121 is suited for use in HVAC equipment, pool and spa pump controls, compressor panels, and other trade applications where a robust toggle switch handles motor or resistive loads up to 20A at 125 volts. Its carded packaging and standard 0.5-inch mounting footprint make it a convenient stock item for service vans and supply rooms. This switch is appropriate for both residential service calls and light commercial equipment installs where a single-pole On/Off control is specified.

Key Features

• Single-pole single-throw (SPST) On/Off operation for straightforward load control
• Rated 20 amps at 125 volts and 3/4 horsepower for motor load applications
• Spade terminal connections for fast, secure wiring
• Mounts in a standard 0.5-inch diameter hole for easy panel or enclosure installation
• Heavy-duty construction for long service life in trade environments
• Carded packaging — package quantity of 5 units per pack

Compatibility

Designed as an OEM-style replacement or upgrade toggle switch for residential and light commercial electrical control applications requiring a single-pole 20-amp 125-volt On/Off switch with spade terminals and a 0.5-inch mounting hole.

Installation Notes

Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC). Always de-energize the circuit and verify zero voltage with a meter before removing or installing the switch. Ensure the mounting hole diameter is 0.5 inches and that spade terminal connectors are properly crimped and rated for the circuit load. Do not exceed the 20-amp or 125-volt ratings for the intended circuit.