TE Connectivity W312BF11-23SN-989A Radiation-Hardened Circular Connector
2026-05-25
Product Introduction
W312BF11-23SN-989A is a high-performance circular receptacle connector launched by TE Connectivity (TE), belonging to TE’s W series product line. It is positioned for precision connection, radiation hardening and strong environmental adaptability, and is widely used in electronic equipment and systems requiring high connection reliability.
W312BF11-23SN-989A adopts a standardized design and is fully compatible with TE’s same-series connectors. It also complies with RoHS environmental standards and achieves lead-free production, balancing environmental protection and practicality. Users can obtain samples of W312BF11-23SN-989A and check the latest inventory through SMCC and other authorized TE distributors to ensure stable supply chains for R&D and mass production.
W312BF11-23SN-989A has outstanding core advantages. First, it has excellent radiation-hardened performance and can maintain stable signal transmission in complex radiation environments, suitable for special scenarios such as high-end industrial control and aerospace auxiliary equipment. Second, it features a compact structure and high-quality housing material with good shock and vibration resistance to adapt to harsh working environments. Third, it provides stable connection with low contact resistance, effectively reducing signal transmission loss and ensuring long-term stable operation of equipment. Fourth, it has strong versatility, compatible with various terminal equipment and easy to install, greatly improving engineering construction efficiency.
Technical Specifications
| Parameter Category | Value | Description |
| Electrical | Rated Voltage | 50VDC standard, suitable for 250VAC short-term operation |
| Rated Current | 12A normal, peak 15A short-term | |
| Contact Resistance | ≤5mΩ initial, no obvious increase after long-term use | |
| Insulation Resistance | ≥1000MΩ at 25℃ | |
| Mechanical | Mating Cycles | ≥1000 times, smooth insertion and removal |
| Housing Material | High-temperature PBT, UL 94V-0, shockproof and corrosion-resistant | |
| Contact Material | Gold-plated copper alloy | |
| Mounting | Inline receptacle for PCB mounting | |
| Environmental | Operating Temperature | -40℃ ~ +125℃ |
| Humidity | 0~95% non-condensing | |
| Radiation Hardness | Industrial-grade radiation resistant | |
| Protection | IP65 |
Industry Applications
Automotive Electronics
With the rapid development of new energy and intelligent connected vehicles, requirements for reliability and anti-interference performance of connectors in automotive electronic systems have been greatly improved. W312BF11-23SN-989A is widely used in core modules such as ADAS, infotainment systems and battery management systems of automobiles to undertake signal and power transmission tasks.
Its vibration resistance and high temperature resistance adapt to complex working conditions such as temperature changes, vibration and electromagnetic interference during driving. RoHS compliance meets automotive environmental requirements. Low contact resistance ensures accurate signal transmission of ADAS systems, supporting automatic driving and environment perception functions, suitable for high-end automakers such as Tesla and BMW.
Industrial Automation
W312BF11-23SN-989A is applied to industrial robots, PLC controllers, sensor modules, automated production line control units and other equipment. Its IP65 protection effectively resists dust and water on the industrial site, and radiation resistance and vibration resistance adapt to complex electromagnetic environments and equipment vibration, ensuring stable transmission of control signals and power, reducing downtime and improving production efficiency.
Enterprise Equipment
W312BF11-23SN-989A is used for internal connection and interface transmission of enterprise systems, industrial servers, enterprise-grade machines and other equipment. Radiation resistance can resist electromagnetic radiation interference during equipment operation to ensure accurate and stable data transmission. High temperature resistance and impact resistance adapt to long-term operation in computer rooms, reducing maintenance costs and ensuring stable operation of enterprise systems.
Market Outlook
At present, the global connector market is accelerating to migrate to high value-added fields. The rapid development of emerging fields such as AI, 5G, new energy vehicles and industrial automation has brought broad market space for precision connectors. According to industry reports, the global connector market will reach $111.56 billion in 2025, with a CAGR of 7.24% from 2025 to 2032. The Asian market is growing the fastest and has become the core growth engine.
Supply Chain Service
With core advantages such as radiation hardening, high stability, compliance and versatility, W312BF11-23SN-989A is widely used in automotive electronics, industrial automation, consumer electronics and enterprise equipment relying on TE’s brand strength and technical heritage, effectively solving various precision connection problems and ensuring long-term stable operation of equipment.
As an authorized TE distributor, SMCC provides customers with stable inventory of W312BF11-23SN-989A to assist in selection and alternative solutions to accelerate product launch.
For more information, please visit the official TE website or contact SMCC.
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