4 Channel Isolated 5V 10A Relay Module with Low Level Trigger Optocoupler
$1.22♦ Specifications
Maximum switching voltage: 250VAC / 30VDC
Maximum switching current: 10A
Each relay features an LED indicator
Dimensions: 70*53mm
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5V 6 Channel Relay Module with Low Level Trigger Optocoupler Blue Board
$1.73♦ Specifications
Supply voltage VCC: 5 V
Activated with the low-status
Relay Coil voltage: 5 V
The maximum voltage of contacts: 250 VAC, 125 VDC*
Maximum current: 10 A
Optoelectronic insulation
6 LEDs signaling the activation of relays
The dimensions PCB: 10.3x 5.27cm
Weight: 82 g -
5V 8 Channel Relay Module with Low Level Trigger Optocoupler Blue Board
$3.42♦ Specifications
Operating Voltage: 5V DC
Trigger Current: 5mA
Relay Maximum Contact Voltage: 250VAC, 30VDC
Relay Maximum Current: 10A
Trigger Mode: Active Low/high
Dimensions: 142mm x 50mm
Weight: 115.3 grams
Indicator LEDs: Power supply indicator and relay status indicators