Omron G2RV-1-S DC21 Slim I/O Relay
The G2RV-1-S DC21 is a compact slim I/O relay designed for efficient signal switching and PLC interfacing in industrial control panels. Engineered with a space-saving profile, it supports reliable switching performance with 6 A load capacity across AC and DC circuits. Its plug-in design with DIN rail mounting enables quick installation and easy maintenance. Manufactured by Omron, this model belongs to the Omron Relay range, widely used for dependable control signal isolation and system protection in automation applications.

| Brand | Omron |
| Product | Relay |
| Model Number | G2RV-1-S DC21 |
Omron G2RV-1-S DC21 Slim I/O Relay â Technical Overview
| Specification | Value |
|---|---|
| Relay Type | Slim I/O Relay |
| Contact Form | SPDT (Single Pole Double Throw) |
| Rated Load | 6 A @ 250 VAC, 6 A @ 30 VDC |
| Max Switching Power | 1500 VA (AC), 180 W (DC) |
| Coil Rating | 21 VDC |
| Mounting Method | DIN Rail (with socket) |
| Operating Time | Approx. 10 ms |
| Reset Time | Approx. 5 ms |
| Terminal Structure | Plug-in relay with screw / push-in socket |
The Omron G2RV-1-S DC21 is widely used as a slim interface relay for isolating control signals between PLC outputs and field devices. Its compact width makes it ideal for high-density panel layouts, allowing multiple relays to be installed in limited space without compromising accessibility.
In industrial applications, this relay is commonly integrated into control panels, automation systems, and machine control circuits where reliable signal switching is required. The DIN rail mounting with plug-in socket design ensures fast replacement and reduces downtime during maintenance operations.
Built for consistent long-term performance, the Omron G2RV-1-S DC21 offers stable electrical characteristics, durable contact operation, and efficient heat management within panel environments. Its design supports smooth operation in continuous-duty applications, making it a preferred choice for modern industrial control systems.