AMPHENOL RFBNC Coaxial Connectors

AMPHENOL RF BNC Panel-Mount Receptacle, Solder Cup, 4 GHz, 031-203

The AMPHENOL RF BNC Coaxial Connector (SKU 031-203, MPN 031-203) is a female, panel-mount receptacle with a nickel-plated finish. It features a solder cup termination and supports a maximum frequency of 4 GHz.

SKU 3G-OTH-420737

Also listed as: 031203 · 031 203

Brand

AMPHENOL RF

Item

BNC Panel-Mount Receptacle, Solder Cup, 4 GHz, 031-203

Part Number

031-203

Local availability & support — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

AMPHENOL RF

Manufacturer Part Number

031-203 

Type

Panel-Mount Receptacle, Solder Cup, BNC 

GHz Max Freq

4

Technical Documents

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AMPHENOL RF Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the AMPHENOL RF BNC Connector 031-203 used for?

The AMPHENOL RF BNC Connector 031-203 is a female, panel-mount receptacle used for coaxial cable termination in RF applications up to 4 GHz. It is commonly employed in telecommunications, test equipment, and broadcast systems where a reliable, quick-connect interface is required.

What are the specifications of the AMPHENOL RF 031-203 connector?

The AMPHENOL RF 031-203 is a BNC female, panel-mount receptacle with a nickel-plated finish. It uses a solder cup termination and supports a maximum frequency of 4 GHz. The connector is designed for durable, low-loss signal transmission in industrial and laboratory environments.

Where to buy the AMPHENOL RF 031-203 connector worldwide?

3G Electric supplies the AMPHENOL RF 031-203 BNC connector worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this connector for your RF applications.

How to install the AMPHENOL RF BNC panel-mount receptacle?

To install the AMPHENOL RF BNC panel-mount receptacle, prepare the coaxial cable by stripping the jacket and braid. Solder the center conductor into the solder cup, then secure the connector to the panel using the mounting nut. Ensure proper torque to maintain RF performance and grounding.

Used in

Common applications for AMPHENOL RF

Telecommunications — TNC coaxial connectors (e.g., 122372) for RF signal transmission in base stations and antenna systems.

Broadcast — 75 ohm TNC connectors (e.g., 122117) for video and audio signal distribution in studio and transmission equipment.

Test and measurement — 50 ohm TNC connectors (e.g., 031-4452) for connecting test instruments to devices under test.

Military and aerospace — MIL-C-39012 approved TNC connectors (e.g., M39012/26-0011) for ruggedized RF interconnects.

Industrial equipment — right-angle TNC connectors (e.g., 122430) for space-constrained RF connections in machinery.

Wireless infrastructure — TNC connectors with gold center contacts (e.g., 031-2367-RFX) for low-loss signal paths in RF systems.

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AMPHENOL RF Products

3G Electric supplies AMPHENOL RF bnc coaxial connectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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