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Allen-Bradley 140M-D8N-B40 Safety Switch, 800A

Allen-Bradley 140M-D8N-B40 Safety Switch - 800A

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ManufacturerAllen Bradley

Part number140M-D8N-B40

Amperage 800A

Voltage 600V AC

Series 140M

Type Safety Disconnect Switch

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Response within 1 business hour

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12-month warranty

All units tested

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Same-day dispatch

Order by 2pm CST

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Heavy-duty construction Visible blade design Lockable handle Safety interlock capability Compliance with UL, CSA standards Corrosion-resistant materials

Product description

The Allen-Bradley 140M-D8N-B40 is a robust safety switch designed for reliable operation in demanding industrial environments. It features a heavy-duty construction and a 800A current rating with a 600V AC voltage rating, ensuring safe and efficient power control.

This safety switch is ideal for applications requiring a clear disconnect for machinery and equipment, commonly found in manufacturing plants, material handling systems, and power generation facilities. It ensures compliance with safety standards by providing a visible and lockable means of isolating electrical circuits.

Source your Allen-Bradley 140M-D8N-B40 from Stanlo Automation, a veteran-owned business specializing in surplus industrial parts. We offer competitive pricing and a commitment to quality, ensuring you get the components you need to keep your operations running smoothly.

Technical specifications

Amperage	800A
Voltage	600V AC
Series	140M
Type	Safety Disconnect Switch
Enclosure	NEMA 12/13

Common applications

Machine safeguarding

Electrical isolation

Control panel disconnects

Emergency stop circuits

Power distribution

Industrial machinery

Compatible systems

Compatible with standard industrial control panels and machinery requiring a heavy-duty safety disconnect.

Also known as

140M-D8N-B40 switch Allen Bradley disconnect Bulletin 140M safety switch 800A disconnect switch

Replaces / compatible with

This switch is designed as a direct replacement for older models within the Allen-Bradley 140M series and offers robust performance for general industrial safety disconnect applications.

Technical note

Expert tip

Ensure proper wiring practices are followed for the 800A rating to prevent overheating and ensure safety interlock functionality is correctly implemented.

What happens next?

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Frequently asked questions

What is the typical application for an Allen-Bradley 140M-D8N-B40 safety switch?

The 140M-D8N-B40 safety switch is typically used for providing a visible and lockable means of disconnecting power to industrial machinery, ensuring personnel safety during maintenance or emergency situations.