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5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger for Automation Control
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  • $16.34 
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  • $14.74 - $16.34
2PCS 2 Channel Automatic Power Switching Module Automatic Emergency Power Supply Module Switch Dual Power Supply Module AC 90-240V 10A Backup Battery Switch Controller Module
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  • $15.33 
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  • $13.73 - $15.33
5PCS SIP-1A05 Reed Switch Relay 5V SIP-1A05 Reed Relay Switch 4 Pins DC Resistance 450~550ohm Normally Open 1A Relay Module
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  • $15.14 
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  • $13.54 - $15.14
5V Multi-Mode Time Delay Relay Module, Adjustable Delay Timer, for Automation Home Appliances DIY Projects
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  • $16.46 
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  • $14.86 - $16.46
ESP8266 Dual Relay Module, 2 Channel 10A ESP-12F Development Board for Smart Home IoT, 5V/8-80V Power Supply
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  • $17.66 
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  • $16.06 - $17.66
ESP8266 24V Relay Module, 16 Channel 10A ESP-12F Development Board for Smart Home IoT, DC24V Power Supply
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  • $36.46 
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  • $34.86 - $36.46
WWH-PL2303HX USB to TTL to UART RS232 COM Cable module Converter
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WWH-PL2303HX USB to TTL to UART RS232 COM Cable module Converter
  • Brand: Weiweihui Technology Co., Ltd.
  • Type: Sensors
  • Model #: PL2303HX
5Pcs 12V 300mA Power Supply Module 3.5W AC-DC Isolation Switch Power Module 220V to 12V Buck Converter Board Module
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  • $16.73 
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  • $15.13 - $16.73
3pcs TTP229 16 Channel 16 Keys Digital Capacitive Switch Touch Sensor Module
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  • $22.99 
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USR-TCP232-302 Tiny Size RS232 to TCP IP Converter Serial RS232 to Ethernet Server Module Ethernet Converter Support DHCP/DNS (1)
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  • $55.07 
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  • $53.47 - $55.07