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Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
- Configurable RS485 Communication: Device address is configurable (1~255), and multiple devices can be cascaded on the RS485 bus for flexible networking.; Relay Control with Flash-on/Flash-off: Supports flash-on/flash-off function, enabling relay activation for a specific period before automatically turning off via command arguments.; Wide Voltage Range & Isolation: Onboard voltage regulator supports 7V~36V wide voltage supply, with unibody power supply isolation for stable, isolated voltage without requiring an extra power supply for the isolated terminal.; Advanced Protection Features: Includes onboard resettable fuse, TVS (Transient Voltage Suppressor), optocoupler isolation, and relay driver chip with flyback diode protection for surge suppression, anti-electrostatic, and high-voltage interference prevention.; Reliable, Easy Installation: High-quality relay with a contact rating of 30A 250V AC or 30A 28V DC, housed in a rail-mounted ABS plastic enclosure with 3 L
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Waveshare Industrial Modbus RTU 4-ch Relay Module with RS485 Interface, 30A High Current, Onboard LED Indicators, Multi Isolation Protection Circuits, Industrial Grade Rail-Mount Case
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Warranty
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ProGear Haven Return Policy
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