Inductive Proximity Sensor SN04-N Normally Open Detection Approach Switch NPN NO with TL PL SN Bracket (Blue, 4 Pack)...

Inductive Proximity Sensor SN04-N Normally Open Detection Approach Switch NPN NO with TL PL SN Bracket (Blue, 4 Pack)??Inductive Proximity Switch Type: SN04-N, 3 Wire NPN NO. Detecting Distance: 4mm. Supply Voltage: 5-30VDC, Current Output: 300mA.??LED working indicator: signal indicator, when sensing metal objects the light is on for normally open, the light is off for normally closed.??Wiring Method: Brown connect to Positive, Blue connect to Negative, Black connect to Load (signal output).??When proximity switch is close to some target object, it will send out control signal. Widely used for machine tool industry, frequency counters and other automatic control system, or you can use it for DIY 3D Printer.??You will get 4pcs inductive proximity switch + 4pcs SN Bracket FREE standard shipping within the United States(3-6 Days)on all orders! 100% money back guarantee for items not delivered or damaged during shipping. Safe and secure checkout with our high quality encryption