8-Channel Relay Module - 12V (High and Low Level Trigger)

The 8-Channel Relay Module is a 12V relay module with eight independent channels for switching external circuits. It supports selectable HIGH or LOW level triggering through jumpers, giving flexible input control. Each channel includes an LED indicator for relay status. The module is designed with screw terminal connections and mounting holes for installation.

Features of 8-Channel Relay Module - 12V, HIGH/LOW Trigger

• Eight independent channels
• Selectable HIGH or LOW trigger
• 12V operating voltage
• LED status indicators
• Screw terminal connections
• Mounting holes included

Specifications of 8-Channel Relay Module - 12V, HIGH/LOW Trigger

• Type: Relay Module
• Number of Channels: 8 channel
• Operating Voltage: 12V DC
• Working Current: 400mA
• Trigger Current: 3mA ~ 5mA
• Trigger Levels: Selectable trigger level using a jumper (HIGH or LOW)
• Low-Level Trigger Voltage: 0V ~ 1.5V
• High-Level Trigger Voltage: 3V ~ 5V
• Load Capacity: 10A at 250VAC or 30VDC
• Terminal Block: Screw terminal block for easy connection to external circuits
• LED Indicator: Includes an indicator LED to show relay activation status
• Mounting: mounting holes
• DC+: Positive power supply (by relay voltage power supply)
• DC-: Connect power negative
• IN1: 1 channel signal to trigger the end , you can set a high or low level control relay
• IN2: 2 -channel signal to trigger the end , you can set a high or low level control relay
• IN3: 3 -channel signal to trigger the end , you can set a high or low level control relay
• IN4: 4 -channel signal to trigger the end , you can set a high or low level control relay
• IN5: 5 channel signal to trigger the end , you can set a high or low level control relay
• IN6: 6 -channel signal to trigger the end , you can set a high or low level control relay
• IN7: 7 -channel signal to trigger the end , you can set a high or low level control relay
• IN8: 8 -channel signal to trigger the end , you can set a high or low level control relay
• Relay outputs: (for each channel)
• NO: Normally open relay interface
• COM: Common Interface Relays
• NC: Normally closed relay interface
• Dimensions: 50mm x 140mm x 18.5mm

How to Use 8-Channel Relay Module - 12V, HIGH/LOW Trigger

1. Connect the 12V DC supply to DC+ and DC-.
2. Set the jumper for HIGH or LOW trigger as needed.
3. Wire the input signals to IN1 through IN8.
4. Connect the load to NO, COM, or NC for each channel.

More Info

• Each channel can be configured by jumper for trigger level selection.
• The module includes separate input and relay output interfaces.
• Use proper wiring and safety precautions when working with relay circuits.