| Switch Style | Through-beam |
|---|---|
| Suitable For | Smoke alarms |
| Current Type | DC |
| Features | Effective Object Detection |
| Finish | Black |
| Maximum Amperage | 70mA |
| Current Rating | Transmit (20mA) |
| Material | Plastic |
| Operation Method | Light Interruption (Infrared) |
| Type | Photoelectric Switch |
| Coil Voltage | DC 5V |
| Model | QT30CM |
| Application | Security systems |
| Brand | Unbranded |
Check the listing for details. 4 PFor air InfrFor ared Sensor QT30CM Photoelectric Switch for Object Detection. Condition: New. Listed at 13.76 USD. 4 pair Through-beam Photoelectric Switch. Sensing Distance: 2-30cm. Sensing: Light Interruption (Infrared). Wiring: red wire to positive pole, black wire to ground, yellow (white) wire to signal. Output Current: 70mA (Can directly drive a relay).
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