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5V 30A C-Type Optocoupler isolation Relay Module
5V 30A C-Type Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 5V, 30A/250VAC, 30A/30V DC relay, its life is long, continuous pull
         $3.38

5V 30A A-Type Optocoupler isolation Relay Module
5V 30A A-Type Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 5V, 30A/250VAC, 30A/30VDC relay, its life is long, continuous pull 1
         $3.05

CH340 USB Relay Module Smart Control Switch
CH340 USB Relay Module Smart Control Switch
Information 1, onboard high performance micro controller chip 2, onboard CH340 USB control chip 3, onboard power LED indicator and relay status LED
         $7.98

2 Road 5V 10A Optocoupler isolation Relay Module
2 Road 5V 10A Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 5V, 10A/250VAC, 10A/30VDC relay, its life is long, continuous pull 1
         $2.78

12V 10A Adjust Optocoupler isolation Relay Module
12V 10A Adjust Optocoupler isolation Relay Module
1,onboard EL817 photoelectric coupler, with photoelectric isolation and strong anti-interference ability 2, onboard 12V, 10A/250VAC, 10A/30VDC relay, relay’s life is long, continuous p
         $1.99

5V 10A Adjust Optocoupler isolation Relay Module
5V 10A Adjust Optocoupler isolation Relay Module
1,onboard EL817 photoelectric coupler, with photoelectric isolation and strong anti-interference ability 2, onboard 5V, 10A/250VAC, 10A/30VDC relay, relay’s life is long, continuous pu
         $1.99

NE555 Delay Relay Module Delay Switch
NE555 Delay Relay Module Delay Switch
1, onboard NE555 chip 2, onboard the adjustable resistor, the delay time (0 ~ 10 seconds) adjustable 3, onboard status indicator 4, module has continued overcurrent relay 5, the
         $2.60

8Road 12V 10A Optocoupler isolation Relay Module
8Road 12V 10A Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 12V, 10A/250VAC, 10A/30VDC relay, its life is long, continuous pull
         $6.03

12V 30A A-Type Optocoupler isolation Relay Module
12V 30A A-Type Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 12V, 30A/250VAC, 30A/30V DC relay, its life is long, continuous pull
         $3.05

12V 30A C-Type Optocoupler isolation Relay Module
12V 30A C-Type Optocoupler isolation Relay Module
1, onboard EL817 photoelectric coupler, which has photoelectric isolation and strong anti-interference ability 2, onboard 12V, 30A/250VAC, 30A/30V DC relay, its life is long, continuous pull
         $3.38

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