BS-5

The BS-5 is a 4 mm panel-mount banana socket designed for electrical testing, power supplies, laboratory equipment, measuring instruments, and electronic panels. The specifications below are based on published BS-5 documentation.

Technical Specifications

Specification BS-5 Banana Socket

Product Name BS-5 4mm Banana Socket

Product Type Banana Socket / Panel Socket

Plug Size 4 mm

Rated Current 10 A

Rated Voltage 250 V AC

Mounting Type Panel Mount

Mounting Method Screw Type

Terminal Type Solder Type

Body Material ABS

Contact / Terminal Material Brass

Terminal Plating Tin Plated

Insulation Resistance ≥100 MΩ @ 500 V DC

Contact Resistance ≤10 mΩ initial

Dielectric Strength 2 kV AC for 1 minute

Operating Temperature -20°C to +85°C

Soldering Temperature 270°C maximum

Soldering Time 5 seconds maximum

Available Colours Black, Red, Blue, Yellow, Green

Reference Standard JSS 52710

Connection 4 mm Banana Plug

Application Electrical & Electronic Equipment

Dimensions

Published BS-5 drawings specify approximately:

Banana socket diameter: 4.00 mm

Overall body diameter: Ø12.5 mm

Panel cut-out: Ø9.5 mm

Body length: approximately 19.8 mm

Solder terminal: integrated solder-type terminal

Mounting: screw-type panel mounting

Features

Standard 4 mm banana socket

10A / 250V AC electrical rating

Strong ABS insulated body

Brass current-carrying contacts

Tin-plated terminals

Low contact resistance

High insulation resistance

Screw-type panel mounting

Solder-type rear connection

Available in multiple colours for polarity identification

Suitable for repeated test and measurement connections

Available Colours

Red • Black • Blue • Yellow • Green

The red and black versions shown in your image are commonly used for positive (+) and negative (−) identification.

Applications

Laboratory power supplies

Test and measurement instruments

Digital multimeters and testing equipment

Electronic control panels

Electrical testing boards

Power supply units

Amplifiers and audio equipment

Educational electrical trainers

Industrial electronic equipment

Panel-mounted electrical connections

Product Listing Description

BS-5 4mm Banana Socket 10A 250V AC Panel Mount is a durable insulated banana socket designed for secure electrical connections using standard 4 mm banana plugs. It features an ABS body, brass tin-plated terminals, screw-type panel mounting, and solder-type termination. Suitable for laboratory instruments, power supplies, test equipment, control panels, and general electronic applications.

Suggested Switch Mart product title:

BS-5 4MM Banana Socket | 10A 250V AC Panel Mount | Red/Black