| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $19.05 | $18.66 | $18.08 | $17.30 | Contact US |
Waveshare USB to RS232/485/TTL Interface Converter Communication Module (CH343G Chip) w/ Isolation
$29.31
Waveshare USB to RS232/485/TTL Interface Converter Communication Module (FT232RNL) w/ Isolation
$33.20
Mini Duplex Hotspot Motherboard for MMDVM Digital Modem Box and 433MHz Antenna Support for DMR / D-Star / NXDN / POCSAG
$32.08
8 Channel Relay Module Control Board Drive Board 5V 12V 24V PLC
Make sure of those tips when you purchase this product:
- Trigger signal voltage: has 3.3V, 5V, 9V, 12V,24V for your options
- Wires ring voltage, has 5V, 12V, 24V for your option
- Trigger signal trigger mode, has high level an low level for your options
8 CH relay moduel features:
- Large current: load 10A/ 250VAC, 10A/ 30VDC
- Each channel has open, close, public three terminals
- Each channel has photoelectric isolation, PCB open slot, strong anti interference ability
- Each channel pull LED indicator light
- PLC output terminal NPN, PNP optional
- Small driving current
- With rail slot, easy to install
- Can use PLC, singlechip, button, photoelectric switch drive
- Power indicator light + power anti transposition
- Size: 139*89*60mm
