LC-360/360HD is a 360 ceiling mount passive infrared SenSwitch designed for automatic lighting control of commercial / industrial applications. LC-360 features with 5 Amp relay contacts, LC-360HD features with a 16 Amp relay for heavy duty controls.By utilizing a specially designed omni-directional infrared sensor and fresnel lens, this SenSwitch is able to switch on the light when people enters its extensive detection coverage from any direction. A built-in photocell sensor with different threshold can be set to enable the control function according to the ambient light level.