Features: This 30A 2 Channel Relays Module offers robusts control for PLC automation and industrial system , featuring high/low level triggers with optocoupler isolation to handle loads up to 30A at 30V or 250V. This Relays module is designs with large power relays and LED indicators for each channel, ensuring reliable Performances and simple status monitoring, with a life of 10 million operations and a maximums switching frequency of ≤ 5KHz. Suitable for electrical engineers, DIY enthusiasts, and developers, this module provides a versatile solution for various circuit modifications and electronic experiments. Perfectly suited for homes system , control, and industrial automation, the module's compact size and mounting hole design make it simple to integrate into existing setups. With its construction and precise triggering capabilities, this Relays module is essential component for enhancing your automation projects, offering simple integration and superior control. Specifications: Material: plastic Size: about 70x72x22mm/3x3x1inch Supply Voltages :DC5V/12V/24V quiet current :5mA Maximums working current :190mA Triggers : high/low level Triggers Load Voltages : DC30V/AC250V Load current :30A Module life :10 million cycles Maximums switching frequency :≤ 5KHz Package Includes: 1x2 Channel Relays Module note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.