ApplicationsThe Overhead Door Contact is designed for use with window and door alarm systems, such as garage, industrial warehouse and shops, etc.Installation Precautions1. It must be installed according to the sensing distance;2. Door magnetic induction can only provide a switch signal to the transmitter, which can not directly load the power, nor directly connect the lamp!N.O./N.C. Dual-UseNC means Normally Closed: When the magnet together, the circuit is conductive( light on ); when the magnet separates, the circuit is not conductive ( light off ). NO means Normally Open: when the magnet separates, the circuit is conductive( light on ); When the magnet together, the circuit is not conductive ( light off ). When make order, please check carefully!SpecificationCurrent: 0.5AVoltage: 100VPower Rating: 10WMAX Action Distance:25mmMaterial: Zinc Alloy (Housing)Wire Gauge: 24AWGCable Length: 23cm/9.1"Total Size: 48.7mm x 19.5mm x 10 mm/1.92" x 0.77" x 0.39" (L*W*H)Package Content:1 x Magnetic Door Switch, 4 x Screws
