Features: 1. This is a 3 position auto rest rotary switch. 2. Used for control in electromagnetic starter, contactor, relay and other electrical circuits. 3. Adopt high quality plastic, flame retardant and resistant to high temperature. 4. This switch has good insulation performance. 5. Quality assurance, stable and reliable, long lifespan. Specification: Model: LA38-20BX33 Working Voltage: 220V/380V Working Current: 10A Rated Thermal Current: 20A Contact Resistance: 50 Insulation Resistance: 50M 3C Rated Voltage Range: 415V Mount Hole: 22mm Mechanical Life: 1 million times Electrical Life: 500,000 times Weight: Approx. 48g/1.7oz Package List: 1 * Auto Reset Rotary Switch Package List 1This is a 3 position auto rest rotary switch. 2Used for control in electromagnetic starter, contactor, relay and other electrical circuits. 3Adopt high quality plastic, flame retardant and resistant to high temperature. 4This switch has good insulation performance. 5Quality assurance, stable and reliable, long lifespan.