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Plastic Connectors

QM Plastic Push-Pull Connectors are lightweight, reliable self-latching circular connectors designed for medical devices, electrophysiology equipment, diagnostic systems, laboratory instruments and other precision applications. Available in 0P, 1P, 2P, 3P and 4P standard configurations, this series offers a wide range of sizes, contact layouts and performance options to support different equipment designs.

Most QM plastic push-pull connectors are dimensionally and functionally interchangeable with major international connector brands, helping customers simplify design replacement, shorten procurement cycles and reduce total project costs. For medical and clinical applications, high-temperature-resistant versions rated up to 134°C and biocompatible material options are available.

With support for 0 to 78 contacts and customized high-density layouts, QM plastic connectors can meet complex multi-signal transmission requirements in electrophysiology monitoring, diagnostic equipment and compact medical devices. Hybrid configurations are also available, integrating electrical, optical, coaxial, high-low voltage, fluid-electric or pneumatic-electric connections into one compact interface.

Key Features

  • 0P, 1P, 2P, 3P and 4P series available
    Multiple standard configurations support different equipment sizes, installation spaces and signal requirements.

  • Interchangeable with major international brands
    Most models are designed for structural and dimensional compatibility, making them suitable for replacement, maintenance and cost-optimized sourcing projects.

  • Up to 78 contacts available
    Supports standard and high-density contact layouts for multi-channel signal transmission and compact device integration.

  • 134°C high-temperature-resistant options
    Suitable for medical devices and applications requiring high-temperature sterilization or repeated cleaning processes.

  • Biocompatible material options
    Available for medical and clinical equipment where material safety and human-contact suitability are important.

  • Push-pull self-latching mechanism
    Enables fast mating and unmating while ensuring a secure connection and reducing the risk of accidental disconnection.

  • Multiple keying options
    Helps prevent mismating and improves operational safety when multiple connectors are used on the same device.

  • Hybrid integration capability
    Supports optoelectronic, coaxial, high-low voltage, fluid-electric and pneumatic-electric hybrid designs in one connector interface.

  • Reliable mating durability
    Designed for up to 1,000 mating cycles, with 1P series options supporting up to 2,000 mating cycles.

  • Cable soldering and assembly support
    QM provides wire soldering and connector-matching cable services to support complete interconnection solutions.

Applications

QM Plastic Push-Pull Connectors are suitable for compact, high-reliability and frequently operated equipment, especially where lightweight design, secure mating and stable signal transmission are required.

Typical applications include:

  • Medical devices and clinical equipment

  • Electrophysiology monitoring systems

  • Diagnostic and treatment equipment

  • Endoscopy and minimally invasive surgical devices

  • Laboratory instruments

  • Precision measurement equipment

  • Main unit and handheld medical devices

  • Portable diagnostic systems

  • Rehabilitation and monitoring devices

  • Multi-channel signal acquisition equipment

For medical device manufacturers, the series is especially useful in applications requiring sterilization resistance, biocompatible materials, compact layouts, anti-mismating design and stable weak-signal transmission.

Custom Options

QM provides flexible customization for plastic push-pull connectors to meet different product design, installation and signal transmission requirements.

Available custom options include:

  • Custom contact layouts from 0 to 78 contacts

  • Higher pin-count layouts for high-density applications

  • Custom housing colors for product identification or brand matching

  • Multiple keying options to prevent mismating

  • High-temperature-resistant material options

  • Biocompatible material options for medical applications

  • Hybrid optoelectronic connector designs

  • Coaxial hybrid connector designs

  • High-low voltage hybrid configurations

  • Fluid-electric hybrid connector solutions

  • Pneumatic-electric hybrid connector solutions

  • Connector-matching cable assemblies

  • Wire soldering and harness support

Customers can provide pin count, mating interface, cable specifications, sterilization requirements, application environment and installation method for a customized recommendation.

Need a plastic push-pull connector?

Send us your pin count, connector size, cable specification, sterilization requirement, application environment and target mating interface. QM can help recommend a suitable 0P, 1P, 2P, 3P or 4P plastic push-pull connector solution, including custom hybrid designs and cable assembly support.

FAQ

What are plastic push-pull connectors used for?

Plastic push-pull connectors are commonly used in medical devices, diagnostic equipment, electrophysiology systems, laboratory instruments and compact precision devices. They provide secure self-latching connection, lightweight housing and stable signal transmission in frequently operated equipment.

Are QM plastic push-pull connectors compatible with other major brands?

Most QM plastic push-pull connectors are designed to be dimensionally and functionally interchangeable with major international push-pull connector brands. Compatibility testing can be supported based on customer samples, drawings or part numbers.

Can QM plastic connectors be used in medical applications?

Yes. QM plastic connectors are widely used in medical devices, electrophysiology equipment and diagnostic systems. High-temperature-resistant versions rated up to 134°C and biocompatible material options are available for medical and clinical applications.

How many contacts can QM plastic connectors support?

QM plastic connectors support standard configurations from 0 to 78 contacts. Higher-density layouts can also be customized for complex multi-signal transmission requirements.

Do QM plastic connectors support hybrid transmission?

Yes. QM supports hybrid connector designs that integrate electrical, optical, coaxial, high-low voltage, fluid-electric or pneumatic-electric transmission into one compact connector interface.

Can QM provide cable assembly or soldering services?

Yes. QM offers wire soldering services and connector-matching cable assembly support, helping customers build complete interconnection solutions from connector selection to cable integration.


About QM Connectors

QM Connectors is a leading direct manufacturer of high‑end interconnection solutions with over 15 years of expertise in R&D, production and customization.

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