Model: SSR-25DA-H What this is - A solid state relay that switches AC loads using a low voltage DC control signal. Model SSR-25DA-H is designed for reliable on/off control of mains-connected equipment without moving parts. Why you need it - Silent operation with no mechanical wear - Fast switching and long service life compared to mechanical relays - Electrical isolation between control circuit and load for safety - Compact form factor that fits easily into control panels and equipment enclosures Key attributes - Function: DC input controls AC output to switch mains loads - Compatibility: Designed for integration with standard control systems such as microcontrollers and PLCs; suitable for typical AC loads within the rated range specified in the datasheet - Size and packaging: Compact form factor suitable for panel mounting and space-constrained installations - Performance: Built for dependable switching performance within its rated input and load parameters; refer to the datasheet for exact values and limits - Safety considerations: Ensure proper wiring, adequate heat dissipation, and adherence to electrical safety standards during installation Use scenarios - Home automation: Use SSR-25DA-H to control a resistive heating element or space heater from a microcontroller or home automation controller - Industrial automation: Drive a lighting circuit or other resistive/inductive AC loads in an automation cabinet using a PLC or control relay logic - Equipment control: Switch a cooling fan or small motor in a production line or testing station with a low-voltage control signal from a control system How to implement - Connect the DC control signal to the input per the datasheet specifications - Connect the AC load to the output terminals - Ensure the load and supply are within the rated range for SSR-25DA-H - Provide appropriate heat sinking or cooling as required by load conditions - Follow all applicable safety guidelines and wiring practices Notes - For exact electrical ratings, input control range, leakage characteristics, and maximum load, consult the product datasheet for SSR-25DA-H.