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PKB.2P.312.BLLW

QM PKB.2P.312.BLLW is a 2P-size circular female push-pull self-locking connector with 12 contacts. Featuring a white housing, it is well-suited and aesthetically pleasing for medical, semiconductor and other industries, with an ergonomic mating feel. The PSU housing withstands 134°C high-temperature sterilization and corrosion.
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Product Introduction

QM PKG.1P.304.NLLN is a 4-pin plastic push-pull self-locking connector receptacle in 1P size. It features a PSU housing that can withstand 134°C high-temperature sterilization, enables fast mating, is push-pull self-locking and polarized to prevent misinsertion. Combining lightweight design, durability and medical safety standards, PKG.1P.304.NLLN is the preferred choice for many medical consumables.


Product Advantage

Stable & Reliable Signal Transmission

Gold-plated contacts ensure low contact resistance and minimal signal attenuation. It delivers stable performance for both weak signal sensing and medium power transmission, with strong anti-interference ability to maintain data integrity in various working environments.

Efficient Push-Pull Self-Locking Connection

The push-pull latching system enables fast and secure connection: push to lock, pull to release. It supports smooth blind mating without loosening or accidental disconnection, making it ideal for frequently plugged medical handles, probes and device cables.

Medical-Grade Material & Sterilization Resistance

Constructed with high-temperature PSU/PPSU material, it can withstand 134°C autoclaving, chemical corrosion and medical disinfectants. Excellent biocompatibility makes it highly suitable for repeated-use medical connectivity applications.

Anti-Mismating Design

Multiple key coding options effectively prevent wrong insertion and cross-connection. This protective design avoids short circuits or equipment damage caused by misoperation, greatly improving the safety and stability of the entire system.

Long Service Life & High Consistency

The mechanical lifespan reaches thousands of mating cycles. Electrical performance remains stable after long-term use, ensuring consistent quality in mass production and long-term equipment applications.


Technical Parameters

Parameters

Specifications

Operating Temperature

-55°C~150°C

Humidity(max)

<=95%[at 60°C/140°F]

Salt Spray Corrosion

96hr

Vibration

15g[10Hz~2000Hz]

Mating Cycles

1000+ times

Contact Material

Gold Plated Tin Bronze

Housing Material

PSU

Insulator Material

PPS

Contact Diameter

0.9mm

Rated Current

8A

Rated Voltage

1200V AC

Insulator Resistance

5000 mΩ[at 5000V AC]

Contact Resistance

<=9 mΩ

IP Rate

IP50


Product Uses

Minimally Invasive & Ablation Devices

Cryoablation equipment, ultrasound ablation equipment, radiofrequency ablation devices, microwave ablation systems, cardiac electrophysiology mapping & ablation catheter systems, tumor ablation therapy systems.

Surgical Energy Instruments & Handpieces

Ultrasonic scalers and handpieces, high-frequency electrotomes, bipolar coagulation devices, plasma surgical equipment, surgical power systems, laparoscopic, thoracoscopic and hysteroscopic instruments.

Endoscopy & Minimally Invasive Imaging Systems

Medical endoscope main units and handpieces, endoscopic imaging systems, light source cables, fiber endoscopes, electronic endoscopes, ureteroscopes, cystoscopes and arthroscopes.

Vital Sign Monitoring & Diagnostic Equipment

Multi-parameter monitors, Holter ECG, EEG and EMG equipment, intraoperative neuro-monitoring systems, anesthesia depth monitors, high-end SpO2 and invasive blood pressure sensors.

Treatment & Rehabilitation Equipment

Physiotherapy devices, pain relief instruments, nerve stimulators, spinal cord stimulators, rehabilitation robot sensor connections, negative pressure and pulse pressure therapy devices.

In Vitro Diagnostic & Laboratory Equipment

Blood gas analyzers, POCT detectors, immunofluorescence and chemiluminescence analyzers, flow cytometers, biosensors, precision sampling and testing probes.


FAQ

Q:Can the pin configuration be adjusted?

A: Yes, we can customize the pin count according to your requirements. Popular options for the 2P series include 14, 19, 26, and 32 pins. We also support hybrid configurations such as optical-electrical, high-low voltage, and fluid-circuit combinations to meet different device needs. You can send us your requirements or check standard products under PRODUCT-CUSTOMISED CONNECTORS first.

Q: Can the housing color be adjusted?

A: Yes, we offer common colors including white and gray. However, available colors vary by model, and some custom colors may require a higher minimum order quantity. Please contact us for verification based on your specific model.

Q: Can the 2P series reach IP68 waterproof rating?

A: Standard plastic P-series connectors on the market cannot achieve IP68 waterproofing. If waterproofing is required, you may consider our metal series. For waterproof plastic connectors, we recommend our plastic-over-metal series, which ensures biocompatibility and meets IP68 waterproof requirements.

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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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