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THOMAS & BETTS Motor Lead Disconnect: 4 AWG – 4 AWG Wire Size, Body Size 2 - Female Motor Lead Disconnects
THOMASFemale Motor Lead Disconnects

THOMAS & BETTS Motor Lead Disconnect: 4 AWG – 4 AWG Wire Size, Body Size 2

The THOMAS & BETTS Motor Lead Disconnect (MPN MD4F-2) is a female motor lead disconnect designed for 4 AWG to 4 AWG wire sizes. This Body Size 2 connector features a gray housing and is constructed from copper. It is…

SKU 3G-OTH-129085

Also listed as: MD4F2 · MD4F 2

Brand
THOMAS
Item
& BETTS Motor Lead Disconnect: 4 AWG – 4 AWG Wire Size, Body Size 2
Category
Female Motor Lead Disconnects
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

THOMAS
Manufacturer Part Number
MD4F-2
Type
Body Size 2, Gray, Die Code 29

Technical Documents

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THOMAS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The THOMAS & BETTS Motor Lead Disconnect (MPN MD4F-2) is a female motor lead disconnect designed for 4 AWG to 4 AWG wire sizes. This Body Size 2 connector features a gray housing and is constructed from copper. It is manufactured by THOMAS & BETTS.

Frequently Asked Questions

What is the THOMAS & BETTS Motor Lead Disconnect MD4F-2 used for?

The THOMAS & BETTS Motor Lead Disconnect MD4F-2 is a female disconnect used to safely connect and disconnect motor leads in industrial electrical systems. It is designed for 4 AWG wire, Body Size 2, and is commonly applied in motor control centers and panel builds.

What are the specifications of the THOMAS & BETTS MD4F-2?

The THOMAS & BETTS MD4F-2 is a female motor lead disconnect with a gray housing made of copper. It accepts 4 AWG to 4 AWG wire, Body Size 2, and uses Die Code 29. The manufacturer part number is MD4F-2.

Where to buy the THOMAS & BETTS MD4F-2 worldwide?

You can source the THOMAS & BETTS MD4F-2 motor lead disconnect through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the THOMAS & BETTS motor lead disconnect?

To install the THOMAS & BETTS MD4F-2, strip the 4 AWG wire to the recommended length, insert it into the female disconnect, and crimp using the appropriate die (Die Code 29). Ensure the connection is secure and the gray housing is properly seated. Follow standard electrical safety practices.

Used in

Common applications for THOMAS
Industrial wiring — THOMAS & BETTS Color-Keyed crimping dies (e.g., MPN 15527SS) for terminating 6 AWG aluminum conductors in panel boards
Motor lead connections — THOMAS & BETTS female motor lead disconnects (e.g., MD1F-2) for 1 AWG copper wires in motor control centers
Pneumatic instrumentation — THOMAS diaphragm compressor/vacuum pump (e.g., 107CAB18) for sampling systems requiring 22.1 in Hg vacuum
Cable management — THOMAS & BETTS snap-in plastic connectors (e.g., MPN 3300) for securing 10/2 cable in junction boxes
Power distribution — THOMAS & BETTS upper crimping dies (e.g., MPN 13473) for 250-300 kcmil copper connectors in substation terminations
Environmental monitoring — THOMAS combination compressor/vacuum pump for air sampling equipment requiring 0.14 cfm at 30 psi

THOMAS Products

3G Electric supplies THOMAS female motor lead disconnects. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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