OMRON G7SA-3A1B 24VDC Relay with P7SA-10F-ND Socket Base
- NUMBER OF POLES:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 2 POLES
- MANUFACTURER:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â OMRON AUTOMATION AND SAFETY
- SERIES:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â G7SA
- COIL VOLTAGE:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 24 VDC
- CURRENT:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 6 A
- SWITCHING VOLTAGE:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 250 VAC
- COIL CURRENT:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 15 mA
- TYPE:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â GENERAL PURPOSE RELAYS
- COUNTRY:Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â CHINA
The Omron G7SA-3A1B is a compact, high-reliability safety relay designed for PCB (Printed Circuit Board) mounting, offering robust power switching in a space-saving package. When paired with the dedicated P7SA-10F-ND socket base, it creates a secure and easily serviceable connection, ideal for industrial control panels, automation systems, and safety circuits.
This relay features a Single-Pole, Single-Throw, Normally Open (SPST-NO or 1 Form A) contact configuration. It is rated for a substantial 10A load at 250VAC or 30VDC, making it capable of controlling motors, solenoids, heaters, and other demanding loads. The coil operates on 24VDC, a standard voltage in industrial environments.
The inclusion of the P7SA-10F-ND socket allows for quick wiring and easy replacement of the relay without soldering, significantly reducing maintenance time and effort. This combination is a trusted solution for applications requiring dependable circuit isolation and power control.
Key Features & Benefits
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High-Capacity Switching: Handles up to 10A for both AC (250V) and DC (30V) loads, providing versatile power control.
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Compact & Space-Saving:Â Slim design is perfect for high-density PCB layouts, saving valuable panel space.
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PCB Mount & Socket Compatible:Â The G7SA-3A1B relays mount directly to the board, while the P7SA-10F-ND socket enables tool-less installation and removal for easy maintenance.
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Secure Connection:Â The socket base ensures a reliable electrical and mechanical connection, preventing loose contacts.
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Clear Status Indication:Â Features a mechanical flag indicator to visually confirm the relay’s ON/OFF status at a glance.
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Safety-Oriented Design:Â Often used in circuits where reliable operation is critical for machine safety and interlocking.
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International Standards: Compliant with worldwide safety and quality standards (UL, CSA, TÜV).
Technical Specifications
| Attribute | Specification | |
|---|---|---|
| Model | Relay: G7SA-3A1B | Socket: P7SA-10F-ND |
| Contact Configuration | SPST-NO (1 Form A) | |
| Contact Material | Silver Alloy | |
| Rated Load | 10A @ 250VAC / 30VDC | |
| Coil Voltage | 24VDC | |
| Mounting Style | PCB Mount (Relay) + Socket | |
| Terminal Type | Solder Pin (Relay), Screw Terminal (Socket) | |
| Insulation | Reinforced Insulation | |
| Agency Approvals | UL, CSA, TÜV, SEV, DEMKO, NEMKO |
Applications
This relay and socket combination is ideal for a wide range of industrial and commercial applications, including:
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Industrial Control Panels
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Programmable Logic Controller (PLC) Output Modules
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Automation Machinery
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Safety Interlock Circuits
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Power Supplies & UPS Systems
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HVAC Control Systems
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Packaging Equipment

















