GOST OHS Circular Connector with Multiple Core Count Options
2PM Series GOST Circular Connector Overview
The 2PM Series Industrial Connector provides secure single-phase power connections for demanding environments. Designed as a complete plug-and-socket set, it offers a robust, quick-disconnect interface for machinery and tools operating on 220-250V AC systems. Engineered to comply with GOST standards, this connector suits applications where safety and uptime are critical.

Selecting the Right 2PM Configuration
Choose from multiple pin counts (4-50 pins) and size variants (2PM010/016/024, etc.) to match your wiring, signal, or power transmission needs. Consider the following when selecting:
- Confirm the required number of cores and gender (male/female) for your mating pair.
- Verify the cable diameter and conductor size against the connector's termination range.
- Check the operating temperature range and environmental exposure for your installation site.
- Specify the mounting style—cable, panel, or chassis—that fits your equipment layout.

Construction and Materials
The 2PM connector is built for longevity in industrial settings. Its material selection directly affects performance in vibration, moisture, and temperature extremes.
Housing: High-strength cast aluminum alloy provides corrosion resistance and impact protection for rough industrial use.

Contacts: Silver-plated copper alloy ensures low contact resistance and oxidation resistance for consistent conductivity over extended service life.

Environmental Resistance Features
This connector series addresses common failure points in harsh operating conditions through its locking and sealing design.
Secure Locking: Threaded/cam-lock design prevents vibration-induced disconnections in moving equipment.

Wide Temperature Range: The connector operates reliably from -40°C to +150°C, covering most industrial climate demands.

IP-Rated Protection: Dust and water resistance varies by model, making specific variants suitable for outdoor, marine, or mining applications. Confirm the exact IP rating for your chosen configuration.

Typical Application Environments
The 2PM series fits equipment where reliable disconnects and environmental sealing are required. Common deployment areas include:
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Industrial Manufacturing: Automated production lines, CNC machine tools, industrial robots, and power control systems.
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Marine & Offshore: Ship engine rooms, navigation systems, offshore platforms, and marine electrical panels.
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Mining & Heavy Industry: Underground equipment, conveyor systems, construction machinery, and smelting operations.
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Energy & Power: Solar/wind generation equipment, distribution cabinets, and auxiliary power devices.
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Transportation: Railway locomotives, tram electrical systems, and logistics vehicle power components.
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Outdoor & Harsh Environments: Field instruments, monitoring equipment, and polar or desert exploration devices.
Selection Boundaries and Considerations
While the 2PM series covers many industrial needs, verify your specific requirements before ordering:
- Confirm the mating interface and pinout drawing with your existing equipment.
- Check that the connector's current and voltage ratings meet your load requirements.
- Verify the IP rating needed for your specific environment—not all models offer the same protection.
- Ensure the operating temperature range of the chosen variant matches your site conditions.
Inquiry Checklist
To receive an accurate quotation and configuration match, please provide the following details:
- Required pin count and gender (plug or socket)
- Cable outside diameter and conductor size
- Electrical load (current and voltage)
- Mounting style (cable, panel, or chassis)
- Environmental requirements (IP rating, temperature range)
- Order quantity and target delivery timeline
For related Russian-standard connector options, see the GOST OHS Circular Connector with Multiple Core Count Options. For applications requiring frequent mating cycles, review the recommendations for high-cycle production line connectors.
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