Three-speed switch manufacturers Product Overview: Three speed switches are suitable for offices, hotels, high-grade office buildings, hotels; can of heating, air-conditioning central air-conditioning fan coil end of third gear control. Modern appearance of the product design, grade luxury, performance and stability, and can withstand relatively high power loads. Technical parameters: Rated voltage: 220VAC 50 / 60HZ load current: <3A negative load Housing material: environmentally friendly flame retardant ABS plastic Ambient temperature: -25 ℃ -55 ℃ independent switches: rotary switch than traditional long life, more convenient and faster LCD: Different colors represent different wind speed SL-SS2 three-speed switch for three-speed fan coil fan control, by changing the fan speed to regulate the fan air volume size, so as to adjust the indoor temperature.