Description
The Banana Socket Test Socket (4mm Terminal Connector) is a high-quality industrial-grade connector used for test instruments, power supplies, speakers, and electronic projects.
This 4mm Banana Plug Terminal Connector ensures a secure and stable electrical connection between devices during testing or circuit assembly.
Made from durable copper and insulated plastic, it offers excellent conductivity and heat resistance, suitable for both DIY and professional lab use.
🔹 Technical Specifications:
✅ Product Type: Banana Socket / Test Socket / Terminal Connector
✅ Plug Size: 4mm Standard Banana Plug
✅ Material: High-Quality Copper Core with Insulated Plastic Body
✅ Mounting Type: Panel Mount / Column Type
✅ Current Rating: Up to 10A
✅ Voltage Rating: 250V
✅ Connection Type: Screw / Solder Type
✅ Compatibility: Works with 4mm Banana Plugs, Test Leads, Power Supplies, and Speakers
🔹 Key Features & Highlights:
✅ High Conductivity Copper Core – Ensures excellent signal transfer and low resistance.
✅ 4mm Universal Fit – Compatible with all standard 4mm banana plugs.
✅ Strong Insulation Protection – Safe for high current and voltage operations.
✅ Durable Build Quality – Industrial-grade materials for long life.
✅ Easy Installation – Simple panel-mount design for quick setup.
✅ Multi-Purpose Use – Ideal for testing instruments, speakers, and lab projects.
✅ Available in Multiple Colors – Commonly red and black for polarity marking.
🔹 Applications:
✔ Power Supply Terminals
✔ Audio & Speaker Connections
✔ Test Equipment and Lab Instruments
✔ DIY Electronics & Educational Kits
✔ Industrial Control Panels
🔹 How to Use:
1️⃣ Mount the banana socket on your panel or testing board.
2️⃣ Connect the wire or solder the terminal as per circuit design.
3️⃣ Insert 4mm banana plug into the socket for power or testing.
4️⃣ Ensure polarity matching for red (positive) and black (negative).









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