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THOMAS & BETTS MD40M-3 Male Motor Lead Disconnect - Male Motor Lead Disconnects
THOMAS & BETTSMale Motor Lead Disconnects

THOMAS & BETTS MD40M-3 Male Motor Lead Disconnect

The THOMAS & BETTS Motor Lead Disconnect (SKU MD40M-3, MPN MD40M-3) is a male motor lead disconnect designed for 4/0 AWG to 4/0 AWG wire sizes. It features a copper construction with a purple color code and a Body…

SKU 3G-OTH-19319

Also listed as: MD40M3 · MD40M 3

Brand
THOMAS & BETTS
Item
MD40M-3 Male Motor Lead Disconnect
Category
Male Motor Lead Disconnects
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

THOMAS & BETTS
Manufacturer Part Number
MD40M-3
Type
Body Size 3, Purple, Die Code 54
Material
Copper
Color Code
Purple

Technical Documents

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

Product Description

The THOMAS & BETTS Motor Lead Disconnect (SKU MD40M-3, MPN MD40M-3) is a male motor lead disconnect designed for 4/0 AWG to 4/0 AWG wire sizes. It features a copper construction with a purple color code and a Body Size 3, Die Code 54. This product is manufactured by THOMAS & BETTS.

Frequently Asked Questions

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

The THOMAS & BETTS Motor Lead Disconnect is used to quickly and safely connect or disconnect motor leads in industrial electrical systems. It is commonly applied in motor control centers, switchgear, and heavy machinery installations where reliable copper connections for 4/0 AWG wire are required.

What are the specifications of the THOMAS & BETTS Motor Lead Disconnect MD40M-3?

The THOMAS & BETTS Motor Lead Disconnect MD40M-3 is a male disconnect with a Body Size 3 and Die Code 54. It accepts 4/0 AWG to 4/0 AWG wire sizes, is made of copper, and has a purple color code. The manufacturer part number is MD40M-3, and the SKU is 3G-OTH-19319.

Where to buy the THOMAS & BETTS Motor Lead Disconnect worldwide?

You can source the THOMAS & BETTS Motor Lead Disconnect MD40M-3 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct THOMAS & BETTS Motor Lead Disconnect?

To select the correct THOMAS & BETTS Motor Lead Disconnect, match the wire size (4/0 AWG), body size (3), and die code (54) to your application. Verify the color code (purple) and ensure the disconnect is male type. Always confirm compatibility with your motor lead system before ordering.

Used in

Common applications for THOMAS & BETTS
Industrial control panel wiring organization — Thomas & Betts TYD series wiring ducts and snap-on covers for cable management.
Power distribution cable splicing — Thomas & Betts open barrel compression connectors for 350 kcmil copper conductors.
Hazardous location conduit systems — Thomas & Betts liquid-tight fittings for Class III environments in textile mills.
Motor control center connections — Thomas & Betts motor lead disconnects for 4/0 AWG wire in switchgear.
Conduit pull points and access — Thomas & Betts C-type and LR-type outlet bodies for RMC and IMC installations.
Panel building with flush covers — Thomas & Betts slotted wiring ducts with white covers for aesthetic and functional cable routing.

THOMAS & BETTS Products

3G Electric supplies THOMAS & BETTS male 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Female motor lead disconnect for copper conductors from 4/0 AWG to 2/0 AWG. Features a purple body, Body Size 3, and Die Code 54. Used for connecting and disconnecting motor leads in industrial electrical systems
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Female motor lead disconnect for copper conductors from 4/0 AWG to 2/0 AWG. Features a purple body, Body Size 3, and Die Code 54. Used for connecting and disconnecting motor leads in industrial electrical systems
THOMAS & BETTS Motor Lead Disconnect: 2/0 AWG – 2/0 AWG Wire Size, Body Size 3, Black, Die Code 45 (MPN MD20M-3)
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THOMAS & BETTS Motor Lead Disconnect: 2/0 AWG – 2/0 AWG Wire Size, Body Size 3, Black, Die Code 45 (MPN MD20M-3)
THOMAS & BETTS Motor Lead Disconnect: 3/0 AWG – 3/0 AWG Wire Size, Body Size 3, Orange, Die Code 50 (MPN MD30M-3)
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THOMAS & BETTS Motor Lead Disconnect: 3/0 AWG – 3/0 AWG Wire Size, Body Size 3, Orange, Die Code 50 (MPN MD30M-3)
Male motor lead disconnect for terminating and isolating motor leads in industrial control circuits. Made of copper with gray color code, Body Size 2, and Die Code 29. Suitable for 4 AWG wire size
THOMAS & BETTS
Male motor lead disconnect for terminating and isolating motor leads in industrial control circuits. Made of copper with gray color code, Body Size 2, and Die Code 29. Suitable for 4 AWG wire size
Female motor lead disconnect for quick connection and disconnection of motor leads in industrial electrical systems. Accommodates 3/0 AWG to 2/0 AWG copper wire. Body Size 3, orange color, Die Code 50
THOMAS
Female motor lead disconnect for quick connection and disconnection of motor leads in industrial electrical systems. Accommodates 3/0 AWG to 2/0 AWG copper wire. Body Size 3, orange color, Die Code 50
THOMAS & BETTS Motor Lead Disconnect: 2/0 AWG – 2/0 AWG Wire Size, Body Size 3, Black, Die Code 45 (MPN MD20F-3)
THOMAS
THOMAS & BETTS Motor Lead Disconnect: 2/0 AWG – 2/0 AWG Wire Size, Body Size 3, Black, Die Code 45 (MPN MD20F-3)

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