ST30-05-4CH-PM – 4 Channel 5V 30A Relay Module with Optocoupler Isolation, High & Low Trigger (Panel Mount)
Brand: GENERIC
Features
- 4 independent relay output channels
- 5V DC operating voltage
- High-current switching capacity up to 30A
- Built-in optocoupler isolation for enhanced protection
- Supports both High-Level and Low-Level trigger modes
- Suitable for AC and DC load control
- Electrical isolation between control and load circuits
- High-impedance controller inputs
- Pull-down circuit design to prevent false triggering
- Onboard power and relay status indicator LEDs
- SPDT relay outputs with Normally Open (NO) and Normally Closed (NC) contacts
- Heavy-duty panel mount enclosure design
- Easy installation with integrated mounting brackets
- Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, PLCs, and industrial controllers
- Reliable operation in industrial automation environments
₹999 (Incl. of all taxes)
₹819.18
+ ₹179.82 GSTStock: Available
Quantity based pricing table
| Select | Min Qty | Max Qty | Unit Price |
|---|---|---|---|
| 1 | 10 | ₹999 | |
| 11 | 30 | ₹979 | |
| 31 | 50 | ₹959 |
About this item
The ST30-05-4CH-PM is a high-performance 4-channel relay module designed for industrial automation, home automation, machine control, and high-current switching applications. Operating on a 5V DC supply, this module features four independent 30A relays capable of controlling both AC and DC loads with complete electrical isolation between the control and load circuits.
Built with onboard optocoupler isolation, the module protects sensitive microcontrollers and PLCs from electrical noise, voltage spikes, and interference generated by high-power loads. It supports both high-level and low-level trigger modes, making it compatible with a wide range of controllers including Arduino, ESP32, ESP8266, Raspberry Pi, PLCs, and industrial control systems.
The panel-mount design with integrated mounting brackets allows quick installation inside electrical cabinets, automation panels, and control enclosures, making it an ideal solution for professional and industrial switching applications.
Specifications
| Manufacturer Part Number | ST30-05-4CH-PM |
|---|---|
| Number of Channels | 4 |
| Operating Voltage | 4.5V ~ 5V DC |
| Trigger Type | High Level / Low Level Selectable |
| Isolation Method | Optocoupler Isolation |
| Status Indicators | Power LED & Relay LEDs |
| Operating Application | Industrial & Automation Control Systems |
Documents
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