EIA Flange Connector
EIA Flange Connectors are high-power RF coaxial connectors designed for low-loss signal transmission in broadcasting, telecom, RF, microwave, and high-power communication systems. These connectors provide excellent impedance matching, high power handling capability, low VSWR, and reliable RF connectivity for large coaxial transmission lines and rigid line systems.
At SRFS Teleinfra, we manufacture premium-quality EIA Flange Connectors using precision-machined components and high-grade conductive materials to ensure stable electrical performance, excellent shielding effectiveness, and long operational durability. Our EIA flange connectors are widely used in FM broadcasting systems, TV transmitters, telecom towers, microwave networks, and high-power RF infrastructure systems.
EIA Flange connectors are specially designed for rigid coaxial transmission line systems where high-power RF transmission and secure mechanical connectivity are critical. These connectors are widely preferred in industrial communication systems because of their low insertion loss and strong mechanical stability.
What is an EIA Flange Connector?
An EIA Flange Connector is a high-power RF coaxial connector designed according to Electronic Industries Alliance (EIA) standards for rigid transmission line systems. These connectors are mainly used in broadcasting and telecom applications where high-frequency and high-power RF signal transmission is required.
EIA flange connectors are commonly used in:
- FM broadcasting systems
- TV transmission systems
- Telecom infrastructure
- Microwave communication systems
- High-power RF applications
- RF transmission lines
- Wireless communication networks
- Industrial RF systems
These connectors provide reliable RF signal transmission with low return loss, low attenuation, and excellent shielding effectiveness for high-power communication systems.
Types of EIA Flange Connector
7/8″ EIA Flange Connector
7/8 inch EIA flange connectors are used in compact RF transmission systems and telecom infrastructure applications.
1-5/8″ EIA Flange Connector
1-5/8 inch EIA flange connectors are widely used in FM broadcasting and medium-power RF systems.
3-1/8″ EIA Flange Connector
3-1/8 inch EIA flange connectors are designed for high-power RF signal transmission and broadcasting systems.
4-1/16″ EIA Flange Connector
4-1/16 inch EIA flange connectors provide stable RF performance for large microwave and telecom systems.
6-1/8″ EIA Flange Connector
6-1/8 inch EIA flange connectors are used in ultra-high-power RF and broadcasting applications.
Rigid Line EIA Connector
Rigid line EIA connectors are designed for secure transmission line interconnection in RF infrastructure systems.
EIA Male Connector
EIA Male Connectors provide reliable RF connectivity and secure mechanical locking in high-power RF systems.
EIA Female Connector
EIA Female Connectors ensure stable impedance matching and low-loss RF signal transmission
EIA Flange Connector Product Specifications
| EIA Flange Connector Type | Impedance | Frequency Range | Application |
|---|---|---|---|
| 7/8" EIA Flange Connector | 50 Ohm | RF Frequency Range | Telecom Systems |
| 1-5/8" EIA Flange Connector | 50 Ohm | Microwave Frequency Range | FM Broadcasting Systems |
| 3-1/8" EIA Flange Connector | 50 Ohm | High Power RF Range | TV Transmission Systems |
| 4-1/16" EIA Flange Connector | 50 Ohm | GHz Frequency Applications | Microwave Communication |
| 6-1/8" EIA Flange Connector | 50 Ohm | Ultra High Power RF Range | Industrial RF Systems |
| EIA Male Connector | 50 Ohm | RF Signal Transmission | RF Cable Assemblies |
| EIA Female Connector | 50 Ohm | Microwave RF Range | Rigid Transmission Lines |
Technical Specifications
Below are general specifications (may vary by model like LMR 195, 240, 400, etc.):
Electrical Specifications
- Impedance: 50 Ohms
- Frequency Range: Up to several GHz
- Capacitance: ~78 pF/m (approx.)
- Velocity of Propagation: 80–85%
- Return Loss: Excellent (low VSWR)
- Attenuation: Low (varies by cable size)
Mechanical Specifications
- Inner Conductor: Solid or stranded copper / copper-clad aluminum
- Dielectric: Foam polyethylene
- Shielding: Aluminum foil + tinned copper braid
- Outer Jacket: UV-resistant polyethylene (PE) or PVC
- Bend Radius: Flexible design for easy installation
Environmental Specifications
- Operating Temperature: -40°C to +85°C (typical)
- Weather Resistance: Suitable for outdoor & indoor use
- Moisture Resistance: High durability in humid conditions
Applications of EIA Flange Connector
EIA flange connectors are widely used in:
- FM broadcasting systems
- TV transmission systems
- Telecom infrastructure
- Microwave communication systems
- High-power RF transmission systems
- Industrial communication networks
- RF transmission lines
- Antenna systems
- Broadcasting stations
- Wireless communication infrastructure
Features of EIA Flange Connector
High Power RF Performance
Designed for efficient high-power RF signal transmission in broadcasting and telecom systems.
Low VSWR Performance
Ensures minimal signal reflection and stable RF transmission efficiency.
Excellent Shielding Effectiveness
Reduces EMI interference and maintains RF signal integrity.
Rigid Mechanical Construction
Provides strong mechanical stability for industrial and outdoor RF installations.
Low Insertion Loss
Delivers reliable RF performance with minimal attenuation.
Durable Industrial Design
Manufactured using premium-grade conductive materials for long operational life.
Why Choose us
Precision RF Engineering
Our EIA flange connectors are manufactured using precision machining for reliable impedance matching and stable RF performance.
High Power Handling Capability
Designed for high-power RF transmission with minimal signal loss and excellent electrical efficiency.
Durable Mechanical Construction
Provides strong mechanical stability for industrial, telecom, and outdoor RF installations.
Low Signal Loss
Ensures efficient RF signal transmission with low insertion loss and stable communication performance.
Frequently Asked Questions
An EIA flange connector is a high-power RF coaxial connector designed for rigid transmission line and broadcasting applications.
Most EIA flange connectors are designed with standard 50 Ohm impedance for RF communication systems.
These connectors are used in FM broadcasting systems, TV transmission systems, telecom infrastructure, and microwave communication networks.
EIA flange connectors provide high power handling, low VSWR, excellent shielding effectiveness, and stable RF signal transmission.
Yes, EIA flange connectors are designed for reliable outdoor telecom and broadcasting installations.
Common sizes include 7/8″, 1-5/8″, 3-1/8″, 4-1/16″, and 6-1/8″ EIA flange connectors.
Yes, SRFS Teleinfra manufactures premium-quality RF connectors and telecom connectivity solutions.