High-Capacity RS485 Relay Board for Advanced Automation
Featuring Modbus RTU protocol, this relay controller supports 8CH/16CH/32CH configurations for scalable industrial and commercial automation. Built with robust 12V DC relays, it ensures reliable switching under high-load conditions.
Precision Engineering & Durable Construction
The PCB utilizes flame-retardant FR-4 material, while gold-plated contacts minimize oxidation for long-term stability. Opto-isolated inputs protect against voltage surges, ensuring safe PLC integration.
Seamless Integration & Wide Compatibility
Works with SCADA, HVAC systems, and smart agriculture setups via standard RS485 serial port. Ideal for remote switch control in factories, greenhouses, and security systems.
Bulk Order Advantage
Direct factory pricing with volume discounts available for OEM/ODM projects. Global shipping ensures fast delivery for large-scale deployments.