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AJMRTC Raspberry Pi 8-Channel Relay Expansion Board, Max 5A 250V AC / 5A 30V DC Load, Optocoupler Isolation Relay Module, GPIO Control Switch Board for Raspberry Pi Industrial Automation DIY Project
- - 8-channel relay expansion board designed for Raspberry Pi, each channel supports load up to 5A at 250V AC or 5A at 30V DC
- - Built-in optocoupler isolation to separate control circuit and load circuit, protects Raspberry Pi mainboard from interference
- - Controlled by Raspberry Pi GPIO pins, easy to switch on/off external devices like lights, fans and solenoid valves
- - LED indicator lights for each relay channel, clearly shows working status for convenient debugging and monitoring
- - Compact board with screw terminals for simple wiring, great for home automation, industrial control and electronic DIY projects
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AJMRTC 8-channel relay expansion board is a practical GPIO control module for Raspberry Pi. Each relay channel supports a maximum load of 5A at 250V AC or 5A at 30V DC, capable of switching various low and high voltage external loads.
Optocoupler isolation is integrated on the board to block electrical noise and transient surges, effectively protecting your Raspberry Pi from damage caused by load-side interference. Each relay channel is equipped with an LED status indicator to visually display on/off state. Screw terminal blocks enable secure and quick wiring. It is widely used for smart home control, industrial equipment switching, automated experiment platforms and embedded DIY control projects.
- Brand: AJMRTC
- Product Name: 8-Channel Relay Expansion Board
- Compatible: Raspberry Pi
- Channel: 8 Channels
- Rated Load: 5A 250V AC, 5A 30V DC per channel
- Isolation: Optocoupler Isolation
- Control Signal: Raspberry Pi GPIO
- Indicator: LED Working Indicator
- Application: Smart Home, Industrial Control, Electronic DIY
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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