A 20 amp heater switch is an electrical switch designed to withstand an electrical current of up to 20 amps and is typically used to turn an electric heater on and off. With a current tolerance of 20 amps, it is considered a large capacity and is often used to connect high consumption electrical appliances such as electric water heaters. General specifications: • Item category: 617070 • Brand: Legrand • Type: Heater switch • the color is white • Current: 20 amps • Voltage: 250 volts • Number of keys: 1 • Number of poles: 2 (double pole switched) • Degree of protection: IP20