4 Channel Relay 5V DC with OptoCoupler module board

4 Channel Relay 5V DC Module Board with OptoCoupler

The 4 Channel 5V DC Relay Module with OptoCoupler facilitates control of high-voltage AC/DC loads. This board provides four independent relays. Integrated optocouplers provide electrical isolation, protecting connected embedded systems. The module operates on a 5V DC supply. Each relay switches loads up to 10A at 120V AC or 7A at 24V DC. Onboard LEDs and screw terminals are included for setup and wiring. This module is suitable for various automation and control tasks.

Specifications:

• Operating Voltage: 5V DC
• Number of Channels: 4
• Isolation: Optocoupler
• Max Load (AC): 10A @ 120V AC / 7A @ 240V AC
• Max Load (DC): 7A @ 24V DC
• Relay Contact Type: SPDT (Common, Normally Open, Normally Closed)
• Control Signal: TTL Compatible (Active Low)
• Indicators: Power LED, 4x Relay Status LEDs
• Mounting: Mounting Holes Provided
• Input Interface: Header Pins
• Output Interface: Screw Terminals

Key features and benefits:

• Four independent relay channels.
• Integrated optocoupler isolation.
• 5V DC operation.
• High current switching capacity: 10A @ 120V AC or 7A @ 24V DC.
• SPDT contacts (NO/NC) on each relay.
• Screw terminals for load wire connections.
• Onboard power and individual relay status LEDs.

Applications:

• Home automation systems.
• Industrial control and process automation.
• Robotics projects requiring high-power motor or actuator control.
• DIY electronics projects involving AC/DC load switching.
• Prototyping and development of embedded systems.

Frequently Asked Questions:

Q: What is the control signal voltage for this relay module?
A: The control signal is TTL compatible, typically 3.3V or 5V, and is active low.

Q: Can this module switch both AC and DC loads?
A: Yes, the module is rated to switch AC loads up to 10A @ 120V AC / 7A @ 240V AC and DC loads up to 7A @ 24V DC.

Q: Does this module provide electrical isolation?
A: Yes, the module incorporates optocouplers to provide electrical isolation between the control circuit and the load circuit.

Package Includes:

*Image shown is a representation only.

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