Features: This 24V optocoupler isolation module provides high voltages protections up to 2000Vrms and wide voltages compatibility from 3-5V to 24V, making it an essential industrial automation module for seamless signals interfacing with PLCs and microcontrollers. modulars design with toolless clip on rails mounting, it integrates optocoupler technology and engineering plastic components for efficient space saving installation in dense wiring setups. for automation engineers and industrial technicians, this 24V isolator module solves compatibility issues for professional handling complex controls systems and electrical integrations. for high interferences scenarios like motor controls units, energy management systems, or smart home applications, it ensures operations in environments with noise and surges risks. With contactless optocoupler technology, this module offer stable, long signals transmission, preventing mechanical wear and supporting continuous use in demanding setups like traffics controls systems. Specifications: Materials: engineering plastic + electronic components Input voltages 3-5V/12V/24V Size:40.3x14.9x17mm Package Includes: 10Pcs Optocoupler Isolation Board note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.