Products Description
PC-7T 7-Pin Russian Standard Circular Cable Plug Connector
7 Pin Female Plug | Threaded Coupling | Solder Cup | 3A 200V | IP66

The PC-7T 7 Pin Female Threaded Circular Connector is a straight cable-mount plug designed to provide a compact and secure multi-contact connection for industrial equipment, instrumentation and custom cable assemblies. Its 7-position female interface supports applications requiring multiple electrical connections within one circular connector.
The threaded coupling structure provides positive mechanical retention when the PC7T is connected to a compatible PC Series receptacle. Solder cup termination supports 22–28 AWG conductors, making the connector practical for customized wiring, equipment cables and OEM cable harness integration.
Rated at 3A / 200V with contact resistance of ≤8mΩ and an IP66 protection rating, the PC-7T combines an aluminum alloy shell with gold-plated copper contacts for industrial machinery, measurement equipment and other demanding electrical connection applications.
Technical Specifications
Item |
Specification |
|---|---|
| Product Name | PC-7T 7 Pin Female Threaded Circular Connector |
| Part Number | PC-7T |
| Connector Series | PC Series |
| Connector Type | Plug |
| Gender | Female |
| Number of Contacts | 7 Pin |
| Orientation | Straight |
| Mounting Type | Cable Mount |
| Fastening Type | Threaded Coupling |
| Contact Termination | Solder Cup |
| Wire Gauge | 22–28 AWG |
| Contact Size | Ø1 mm |
| Rated Current | 3A |
| Rated Voltage | 200V |
| Contact Resistance | ≤8mΩ |
| IP Rating | IP66 |
| Operating Temperature | -40°C to +200°C |
| Vibration Resistance | 10–2000 Hz |
| Durability | 500 Cycles |
| Shell Material | Aluminum Alloy |
| Contact Material | Copper, Gold Plated |
| Insulation Material | Bakelite / PBT |
Cable Mount & Threaded Connection Design
Unlike a fixed panel receptacle, the PC-7T is designed as a straight cable-mounted female plug. The connector is terminated directly to the cable, allowing it to connect external equipment wiring to a compatible PC Series panel receptacle or mating connector.
The threaded coupling interface allows the plug to be mechanically secured to its mating connector. This helps maintain connector engagement in industrial machinery and equipment where vibration, movement or repeated connection cycles may occur.
Internal solder cup contacts support 22–28 AWG conductors, giving equipment manufacturers flexibility when integrating the PC-7T into custom cable assemblies, control wiring and OEM harnesses.

Key Product Advantages
7-Pin Female Interface
The 7-position female contact layout provides multiple connection points within one compact circular interface for customized equipment wiring and multi-circuit cable assemblies.
Threaded Locking Design
The threaded coupling structure provides positive mechanical retention between mating PC Series connectors, helping maintain a stable connection in machinery and equipment installations.
IP66 Protection
The connector is specified with IP66 protection, supporting industrial equipment connections exposed to dust and water when correctly assembled, mated and installed.
Applications
Additional Application Areas
Industrial Control Systems • Measurement & Instrumentation • Test Equipment • Industrial Automation • Machine Control Equipment • Communication Equipment • Custom OEM Equipment
Why Use a PC-7T Threaded Circular Connector?
Industrial equipment often requires a compact multi-contact connector that can be disconnected for installation, servicing or equipment replacement. The PC-7T 7 pin female circular connector provides seven contact positions in a cable-mounted format, making it practical for customized equipment wiring and cable assemblies.
Its threaded mating interface provides stronger mechanical retention than a simple push-fit connection. When paired with a compatible PC Series receptacle, the connector can be mechanically secured while still allowing the cable to be removed when equipment maintenance or replacement is required.
For OEM projects, the PC-7T can be integrated into customized cable assemblies with application-specific wiring, cable length, cable jacket, labeling and opposite-end connector configurations. This allows one connector platform to be adapted to different industrial equipment and control system requirements.
FAQ
What is the PC-7T circular connector?
PC7T is a 7-pin female straight circular plug featuring threaded coupling, cable mounting and solder cup termination.
Is PC-7T a cable plug or panel mount connector?
PC7T is a cable-mount plug. It is installed on the end of a cable and mates with a compatible threaded PC Series receptacle or connector.
Is the PC-7T connector male or female?
The PC7T configuration shown on this page uses a 7-position female contact interface.
What wire size can be used with PC-7T?
The specification lists 22–28 AWG conductors with solder cup termination.
What are the electrical ratings of PC-7T?
The connector is specified for 3A rated current and 200V rated voltage, with contact resistance of ≤8mΩ.
Is the PC-7T connector waterproof?
The specification lists an IP66 protection rating. Actual environmental protection depends on correct mating, assembly, sealing and installation conditions.
What is the operating temperature of PC-7T?
The supplied specification lists an operating temperature range of -40°C to +200°C. Final suitability should be verified for the actual cable assembly and application environment.
Where is a PC-7T 7 pin connector commonly used?
Typical application areas include industrial machinery, industrial control systems, measurement and instrumentation equipment, test equipment and customized equipment cable assemblies.
Can Premier Cable customize PC-7T cable assemblies?
Yes. Premier Cable supports customized wiring, cable lengths, opposite-end connectors, cable jackets, labels and OEM/ODM cable assembly requirements according to project specifications.
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