ST30-12-1CH-B 1 Channel 12V 30A Relay Module with Optocoupler Isolation
Brand: Sharvi Electronics
Features
- 1-Channel Industrial Relay Module
- 12V DC Relay Coil Voltage
- High Current Switching Capability up to 30A
- Optocoupler Isolation for Enhanced Circuit Protection
- Supports Both High-Level and Low-Level Trigger Modes
- Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, PLCs, and Industrial Controllers
- Power LED and Relay Status LED Indicators
- Fault-Tolerant Input Design
- Strong Anti-Interference Performance
- Screw Terminal Connections for Secure Wiring
- Industrial Grade Construction
- Built-in Transistor Driver Circuit
- High Impedance Input Control Pin
- Pull-Down Circuit to Prevent False Triggering
- Normally Open (NO), Normally Closed (NC), and Common (COM) Contacts
- Suitable for AC and DC Load Switching Applications
₹299 (Incl. of all taxes)
₹245.18
+ ₹53.82 GSTStock: Available
Quantity based pricing table
| Select | Min Qty | Max Qty | Unit Price |
|---|---|---|---|
| 1 | 10 | ₹299 | |
| 11 | 30 | ₹279 | |
| 31 | 50 | ₹259 |
About this item
The ST30-12-1CH-B is an industrial-grade 1-channel relay module designed for reliable switching of high-current AC and DC loads. Equipped with optocoupler isolation, the module provides electrical separation between the control circuit and load circuit, protecting sensitive microcontrollers, PLCs, and embedded systems from voltage spikes and electrical noise.
Supporting both high-level and low-level trigger modes, this relay module offers flexible integration with Arduino, ESP32, Raspberry Pi, PLC controllers, industrial automation equipment, and custom control systems. The onboard high-quality 30A relay allows safe control of heavy electrical loads such as motors, pumps, lighting systems, heaters, and industrial machinery. 43 × 25 mm || Weight | Approx. 30 g | Systems , and high-current load handling are essential.
Specifications
| Model Number | ST30-12-1CH-B |
|---|---|
| Relay Channels | 1 Channel |
| Trigger Mode | High Level / Low Level Selectable |
| Relay Contact Type | SPDT (NO/NC/COM) |
| Output Interface | NO, NC, COM Screw Terminals |
| Module Dimensions | Approx. 50 × 33 × 24 mm |
| Application Type | Industrial Automation & High-Power Load Control |
Documents
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