
Component
SSR-25DA Solid State Relay
The SSR-25DA is a high-performance solid state relay module designed for switching AC loads up to 25A using a low-voltage DC control signal. It offers silent operation, long lifespan, and excellent reliability for industrial and hobbyist applications.
₹1353.00
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₹1353.00
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About SSR-25DA Solid State Relay
The SSR-25DA Solid State Relay is an electronic switching device that allows a low-voltage DC control signal (3-32VDC) to switch a high-current AC load (up to 25A, 24-380VAC) without any mechanical moving parts. Unlike traditional electromechanical relays, SSRs use semiconductor components like TRIACs or MOSFETs, resulting in silent operation, faster switching speeds, and significantly longer lifespan with no contact wear. This relay features zero-crossing detection, which minimizes electrical noise and inrush current when switching AC loads, making it ideal for controlling heaters, motors, and lighting systems. It provides excellent electrical isolation between the control and load circuits, ensuring safety for sensitive microcontrollers like Arduino, ESP32, or Raspberry Pi. Common applications include home automation, industrial control systems, 3D printers, CNC machines, and smart lighting. Choose the SSR-25DA for reliable, silent, and efficient switching of AC power in your projects.
Technical Specifications
| Model | SSR-25DA |
|---|---|
| Operating Voltage Range | 3 ~ 32VDC |
| Rated Load Current | 25A |
| Operating Load Voltage | 24 ~ 380VAC |
| Input Control Current | 3-25mA |
| Pick-up Voltage | 3VDC |
| Drop-out Voltage | 1VDC |
| Zero-crossing | Yes |
| Isolation | High |
| Dimensions | Approx. 58 x 45 x 25 mm (Standard Module Size) |
| Operating Temperature | -20°C to +80°C |
| Mounting Type | Screw Terminal |
Component Datasheet
Download the official datasheet for SSR-25DA Solid State Relay
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