Push Pull Connectors: Specifications, Applications, and Selection Guide
Push Pull Connectors: Specifications, Applications, and Selection Guide
Push pull connectors are a widely used interconnect solution for applications requiring secure, quick mating and disconnection without tools. These connectors use a self-locking mechanism that engages with a simple push and releases with a pull on the collar, making them ideal for environments where speed, reliability, and space are critical. This guide provides a technical overview of push pull connectors, covering the key specifications, industry standards, application scenarios, and selection criteria to help engineers and procurement professionals make informed decisions.
What Are Push Pull Connectors and Why Do They Matter?
A push pull connector is defined by its locking mechanism: the plug is inserted into the receptacle with a forward push until it locks audibly or tactilely, and is released by pulling back the coupling sleeve. Unlike threaded connectors, there is no twisting required, which reduces mating time and minimizes wear. These connectors are widely adopted in medical devices, industrial automation, test and measurement, broadcast, and military equipment due to their reliability under repeated mating cycles.
The global market for push pull connectors is substantial. According to Report Prime, the market is projected to grow from USD 950 million in 2025 to approximately USD 1.37 billion by 2032. The circular push pull connector segment alone was valued at USD 2.2 billion in 2026, with a CAGR of 5.49% reaching USD 3.5 billion by 2035 (Business Research Insights). This growth is driven by increased demand in healthcare, robotics, and industrial automation, where connectors must withstand harsh conditions while ensuring signal integrity.
Key Industry Standards and Regulatory Compliance
To ensure safety and interoperability, push pull connectors used in different sectors must adhere to specific standards:
- IEC 61076-2-010:2021 governs standardized M12 push pull connectors for industrial automation, ensuring cross-manufacturer compatibility.
- IEC 60601-1 applies to medical electrical equipment connectors, covering basic safety and essential performance requirements such as electrical insulation (MOPP/MOOP).
- Common additional compliance requirements include RoHS, REACH, CE, UL, and ISO certifications depending on the target market.
BEXKOM Push Pull Connector Series Overview
Shenzhen BEXKOM Electronics Co., Ltd. (BEXKOM), established in 2016, is a connector manufacturer specializing in push pull self-locking connectors, medical connectors, circular connectors, and electronic connectors. The company operates a 3,500 m² facility in Shenzhen, with approximately 130 employees and an annual production capacity of 2,000,000 units. Approximately 75% of its products are exported to EU and USA markets.
BEXKOM offers three main push pull product series:
1. BK-B-XXX – General-Purpose Push Pull Connectors
Designed for medical, industrial, military, automation, and equipment applications. Key specs:
- Pin count: 2 to 48
- Current rating: 1.5 to 25 A
- Testing voltage: 450 to 2100 V
- Shell material: Brass chrome plated; pins: brass gold plated
- Insulator: PPS/PEEK
- Waterproof level: IP50
- Operating temperature: -55°C to 250°C
- Mating cycles: >5000
- Salt spray resistance: 96 hours
- Locking: Push pull
- EMC shielding available
2. BK-P-XXX – Medical Push Pull Connectors
Specifically engineered for biocompatible environments and patient monitoring. Key specs:
- Pin count: 2 to 26
- Current rating: 1.5 to 13 A
- Testing voltage: 450 to 2100 V
- Shell material: PC or PSU; pins: brass gold plated
- Insulator: PPS/PEEK
- Waterproof level: IP50 or IP65
- Operating temperature: -55°C to 125°C
- Mating cycles: >2000
- Salt spray resistance: 96 hours
- Locking: Push pull
3. BK-M12-XXX & BK-M-XXX – Industrial M Series Connectors
For automation, robotics, and industrial power applications requiring IP67 protection. Key specs (BK-M12-XXX):
- Pin count: 3 to 19
- Current rating: 1.0 to 16 A
- Testing voltage: 250 to 1900 V
- Shell material: Brass chrome plated; pins: brass gold plated
- Insulator: PA66
- Waterproof level: IP67
- Operating temperature: -25°C to 80°C
- Mating cycles: >500
- Salt spray resistance: 48 hours
- Locking: Screw (M12) or push pull (M series)
- EMC shielding available
- Shock resistance: 100g/6ms; Vibration: 10–2000 Hz at 15g
Application Scenarios and Use Cases
The choice of push pull connector is highly dependent on the operating environment, required protection level, and signal type. Below are three real-world use cases based on customer deployments:
Medical ECG Monitoring (United States)
In a medical ECG project, the connector must ensure reliable, low-power continuous signal transmission to monitor patients. The environment is biocompatible, requiring medical-grade materials and reliable contact. BEXKOM's BK-P-XXX medical connector, with its push pull locking, high mating cycles (>2000), and optional IP65 protection, is suitable for patient monitoring equipment such as ECG monitors. The connector's PSU/PC shell and gold-plated brass pins provide corrosion resistance and signal integrity.
[IMAGE: https://cdn.socialarks.com/sbsp/24815/common/2026/0515/6a06be1e99e05.jpg | Medical SPO2 testing equipment with BEXKOM connectors | style="width:100%;"]Industrial Automation Robot (Germany)
In an automation robot project in Germany, the connector must operate in continuous operation mode, providing signal transmission while supporting IP67 waterproof requirements. The equipment requires cable assembly integration. BEXKOM's industrial M series connector (model BK-M12-XXX) with IP67 rating, vibration resistance (10–2000 Hz, 15g), and screw or push pull locking meets these demands. The brass chrome plated shell and PA66 insulator withstand industrial environments.
Automotive Testing (Italy)
An automotive crash test simulator in Italy requires connectors that can withstand high vibration during data collection. The push pull connector (BK-B-XXX) offers shock resistance of 100g/6ms, vibration resistance of 10–2000 Hz, and high mating cycles (>5000). Its gold-plated contacts ensure reliable data transmission under extreme mechanical stress.
[IMAGE: https://cdn.socialarks.com/sbsp/24815/common/2026/0514/6a057c3b96f13.png | Automotive crash test application with BEXKOM connectors | style="width:100%;"]Comparison of BEXKOM Push Pull Connector Series
| Parameter | BK-B-XXX (General-Purpose) | BK-P-XXX (Medical) | BK-M12-XXX (Industrial) |
|---|---|---|---|
| Pin Count | 2 ~ 48 | 2 ~ 26 | 3 ~ 19 |
| Current Rating | 1.5 ~ 25 A | 1.5 ~ 13 A | 1.0 ~ 16 A |
| Testing Voltage | 450 ~ 2100 V | 450 ~ 2100 V | 250 ~ 1900 V |
| Waterproof Level | IP50 | IP50 / IP65 | IP67 |
| Operating Temperature | -55 ~ 250 °C | -55 ~ 125 °C | -25 ~ 80 °C |
| Mating Cycles | > 5000 | > 2000 | > 500 |
| Salt Spray Resistance | 96 hours | 96 hours | 48 hours |
| Shell Material | Brass Crome Plated | PC / PSU | Brass Crome Plated |
| Insulator Material | PPS / PEEK | PPS / PEEK | PA66 |
| Locking Mechanism | Push Pull | Push Pull | Screw Locking |
| EMC Shielding | Available | — | Available |
| Typical Application | Medical, Military, Equipment | ECG, Patient Monitoring | Automation, Robot, Industrial |
Frequently Asked Questions (FAQ)
What standards do push pull connectors need to comply with for medical devices?
Medical push pull connectors must comply with IEC 60601-1 for basic safety and essential performance, specifically regarding electrical insulation (MOPP/MOOP). BEXKOM's BK-P-XXX series is designed with medical-grade materials (PC/PSU shell, PPS/PEEK insulator) and is suitable for biocompatible environments. The company also holds ISO13485 certification.
Can push pull connectors achieve IP67 waterproof protection?
Yes, but typically only specific series are rated IP67. BEXKOM's industrial M12 connector (BK-M12-XXX) provides IP67 protection with screw locking. The general-purpose BK-B-XXX series is rated IP50, while the medical BK-P-XXX series offers IP50 or IP65 depending on the variant.
What is the typical lead time for custom push pull connectors?
BEXKOM offers a dedicated sample design team and a pilot production line, typically delivering prototypes within two weeks. The company takes on over 30 new custom projects annually. For standard products, delivery depends on order quantity and stock availability.
How do I choose between push pull and screw lock connectors?
Choose push pull for applications requiring fast, tool-less mating and frequent disconnection. Choose screw lock (e.g., M12) for high-vibration environments requiring a more positive lock. BEXKOM offers both types: the BK-B series uses push pull locking; the BK-M12 series uses screw locking.
Can I request samples or a quote for BEXKOM push pull connectors?
Yes. BEXKOM welcomes sample requests and bulk inquiry. Contact the sales team at cs6@bexkom.com or via WhatsApp at +86 18681568601. You can also download the company brochure for a full product overview: BEXKOM Brochure.
[IMAGE: https://cdn.socialarks.com/sbsp/24815/common/2026/0514/6a0540ca032a4.jpg | BEXKOM push pull connector sample for technical evaluation | style="width:100%;"]Conclusion
Push pull connectors offer a reliable, fast, and durable interconnection solution across medical, industrial, and test applications. By understanding the key specifications, industry standards (IEC 61076-2-010, IEC 60601-1), and the differences between series (BK-B, BK-P, BK-M), buyers can confidently select the right connector for their project. BEXKOM, with its in-house design, injection molding, CNC machining, and automated assembly, provides both standard and custom push pull connectors backed by ISO9001 and ISO13485 certifications. To evaluate a connector for your specific use case, contact BEXKOM for samples or technical consultation.