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4.3-10 Connector

Your Leading 4.3-10 ConnectorSupplier

 

Zhenjiang Tongda Electronic Co., Ltd., founded in 1989, is a professional manufacturer of RF connectors, surge protectors, RF cables, adapters, and die-cast parts. With 26,680 m² of facilities and advanced CNC and testing equipment, we provide high-quality products that meet ISO9001, TS16949, ISO14000 and RoHS standards. Tongda serves global markets, including North America and Europe, and is a trusted supplier for leading telecom companies. We focus on innovation, stable quality, and customer-oriented service.

 

 
 
Why Choose Us?

Rich experience

With decades of experience in RF connectors and related components, Tongda provides mature technologies, stable production processes, and reliable product performance to meet international standards.

Advanced equipment

Equipped with nearly 100 sets of high-precision machinery—such as Brother machining centers, CNC lathes, and automated cutting machines—and comprehensive testing equipment including PIM testers, network analyzers, and environmental test chambers, ensuring strict quality control.

Strong R&D capability & innovation

Cooperating with Southeast University and Jiangsu University, Tongda has established an RF Connector Research Center and received 58 national patents, including 18 invention patents, demonstrating strong technological innovation capability.

Our services

We provide full-cycle service: Customers receive smooth communication, fast processing, and dependable assistance from order to delivery and beyond.

 

Types of 4.3-10 Connector:4.3-10

 

4.3-10 connectors are available in three versions: Screw-on (HEX), hand-screw and push-pull coupling mechanisms. One jack for all plug types due to its mechanical design, the universal 4.3-10 jack type can be mated to all plug types:

 
01
 

Screw Type (HEX)

※ Screw type with recommended tightening torque of 5 Nm
※ Recommended for harsh environments

 
02
 

Hand Screw Type

※ Hand screw (no torque)
※ Special release inhibition against unintentional loosening the nut

 
03
 

Push-Pull/Quick-lock Type

※ Quick connection type
※ No tools needed

4.3-10 公头连接器，适用于 1-2 英寸电缆 LDF4-50A 4310-J1/2

 

Benefits of 4.3-10 Connector:
Space-saving design:
Its compact nature means that it can be easily integrated into smaller devices without compromising performance.
High power handling:
This connector can handle high power levels, making it suitable for applications that require robust performance.
Versatility:
Whether you're working in a telecom setup or a broadcasting environment, this connector has got you covered.

 

Applications of the 4.3 10 Connector：

 

 

Distributed antenna systems (DAS): In DAS, where signals need to be distributed across a large area, 4.3/10 connectors' low PIM and compact size make them ideal for connecting various components of the system, ensuring efficient signal transfer.

 

Base stations: Base stations are the backbone of mobile networks. 4.3/10 connectors are used to connect antennas, power amplifiers, and other crucial components. Their ability to handle high power (up to 500 W at 2 GHz at 90 ºC in some cases) and provide excellent electrical performance under different environmental conditions makes them a popular choice.

 

Wireless infrastructure: Whether it's in small cells or macro - cell networks, 4.3/10 connectors play a vital role in connecting different parts of the wireless infrastructure. Their lightweight and small - size features are particularly advantageous in small cell deployments, where space is often limited.

 

MIMO antennas: Multiple - Input Multiple - Output (MIMO) antennas are widely used in modern wireless communication to increase data rates and improve signal quality. 4.3/10 connectors are used to connect the antenna elements to the transceiver, and their low PIM and high - frequency performance are essential for optimal MIMO system operation.

 

 

Customization process

 

 

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Packing&Shipping

 

 

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productcate-500-400

 

 

Our Certificate

 

 

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FAQ

 

 

Q: What’s the main difference between 4.3-10 and N connector?

A: The 4.3-10 is compact, supports high port density, and was designed as a low PIM connector for LTE/5G. The N-Type is older, medium-power, threaded, and widely used in legacy and lab systems.

Q: Is 4.3-10 better for 5G?

A: Yes. Its size, low PIM performance, and push-pull option make it the preferred choice for 5G radios and antennas.

Q: Can I still use N-Type in modern networks?

A: Absolutely. For medium-power, cost-sensitive links, N-Type remains reliable. But if you’re deploying dense multi-carrier 5G radios, 4.3-10 is the smarter pick.

Q: Do adapters increase PIM?

A: They can. Every adapter adds another junction. Always use certified low PIM adapters, torque correctly, and keep the adapter count as low as possible.

Q: What torque values should I follow?

A: 4.3-10 Screw: ~5–8 N·m

  • N-Type: ~1.3–1.5 N·m
  • For hand-screw or push-pull 4.3-10, follow vendor guidelines.

Q: Is the N-Type part of the DIN coaxial connector family?

A: Yes, historically it’s considered one of the threaded DIN coaxial connectors, though in practice most people just call it “N connector.”

Q: What is the difference between 4.3-10 connector and N connector?

A: The 4.3-10 connector is a rugged interface slightly larger than a Type N. It has improved power handling and greater torque values than a Type N.

Q: What is the difference between 4.3-10 and 7 16 connectors?

A: 4.3-10 connectors offer the same, robust design as 7-16 connectors but are smaller and up to 40% lighter, allowing for much more dense, lighter weight applications.

Q: What is a 4.3-10 connector?

A: The 4.3-10 connector (sometimes referred to as 4.3/10) is a 50 Ω multi-purpose RF connector used to connect coaxial cables with other cables or RF devices, such as transmitters or antennas.

Q: How to check connector size?

A: To find out the exact connector size, measure the center pin and the inner diameter of the port. Then, compare the sizes to determine which type of adapter you need to buy. A good universal adapter has the right polarity and voltage for your laptop.

We're professional 4.3-10 connector manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to wholesale 4.3-10 connector for sale here and get pricelist from our factory. For price consultation, contact us.

4.3-10 Male RF Connector, 4310-KFD, 4.3 10 waterproof CAP