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Test Lead Connectors

46 products
Test lead connectors at Grainger include a large variety of banana plugs, jacks, binding posts and other equipment to help connect electrical testing instruments. Also find insulation piercing clips, terminal strip adapters and more. Choose the hand-held and hands-free voltage levels that can fit your application. Trust Grainger to supply you with high-quality test lead connectors.
Test lead connectors at Grainger include a large variety of banana plugs, jacks, binding posts and other equipment to help connect electrical testing instruments. Also find insulation piercing clips, terminal strip adapters and more. Choose the hand-held and hands-free voltage levels that can fit your application. Trust Grainger to supply you with high-quality test lead connectors.

Banana Plug

Banana Plug
Banana plugs are designed to attach to wires to make test leads or cables. Each features a nickel-plated contact finish.

Instrument Safety Rating: Unspecified

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Instrument Safety Rating: CAT II 300V

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Instrument Safety Rating: CAT II 300V, CAT III 150V

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Instrument Safety Rating: CAT III 1000V

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Banana Jack

Banana Jack
Banana jacks are designed to attach to wires to make test leads or cables. They feature brass contact material construction. Choose from nylon or polycarbonate insulating material.

Instrument Safety Rating: Unspecified

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Instrument Safety Rating: CAT III 1000V

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Double Banana Plug

Double Banana Plug
These double banana plugs feature nickel-plated contacts and are designed to attach to wires to make test leads or cables for electrical power testing.

Mini Hook Clip

Mini Hook Clip
These mini hook clips feature gold-plated beryllium copper connections. Use to make test leads or cables for electrical power testing.
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Binding Post

Binding Post
These binding posts feature brass contacts, They are designed to attach to wires to make test leads or cables.

Banana Plug with Binding Post

Banana Plug with Binding Post
These banana plugs feature binding posts and are designed to attach to wires to make test leads or cables. Each features brass construction and a nickel-plated finish.

Banana Plug with Threaded Stud

Banana Plug with Threaded Stud
These banana plugs feature threaded studs and are designed to attach to wires to make test leads or cables. Each features brass construction and body material.

Hook Clip with Banana Jack

Hook Clip with Banana Jack
These hook clips feature gold-plated beryllium copper/brass connections and glass-filled nylon bodies. They also feature banana jacks. Attach them to wires to make test leads or cables for electrical power testing.

Double Banana Jack

Double Banana Jack
These double banana jacks are designed to attach to wires to make test leads or cables for electrical power testing. They feature tin-plated brass contacts with polycarbonate insulating material.

Right Angle Banana Plug

Right Angle Banana Plug
These right-angle banana plugs feature nickel-plated beryllium copper contacts.

Instrument Safety Rating: CAT III 1000V

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Double Binding Post

Double Binding Post
These double binding posts feature brass contacts and are designed to attach to wires to make test leads or cables for electrical power testing.

Double Banana Plug Kit

Double Banana Plug Kit
These double banana plugs feature nickel-plated brass contacts and are designed to attach to wires to make test leads or cables for electrical power testing. They include black and red insulating material for easy identification.

Hook Clip

Hook Clip
These hook clips feature gold-plated beryllium copper connections and glass-filled nylon bodies. They can be attached to wires to make test leads or cables for electrical power testing.

Mini Double Banana Jack

Mini Double Banana Jack
These mini double banana jacks feature gold-plated brass contact materials and polycarbonate bodies. They are color-coded for easy identification. Use to make test leads or cables for electrical power testing.
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.