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Allen Bradley

Allen Bradley 800FM-MM42 22mm Momentary Mushroom Push Button

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ManufacturerAllen Bradley

Part number800FM-MM42

Action Momentary, Pull to Release

Actuator Flat Button

Illumination Type No Power Module

Material Metal

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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

22mm Mounting Size Metal Construction Momentary Action Mushroom Head Operator Black Operator Cap IP65 Rated

Product description

The Allen Bradley 800FM-MM42 is a 22mm momentary mushroom push button operator, designed for reliable control in industrial settings. It features a black, non-illuminated mushroom actuator and a durable metal construction, ensuring longevity even in demanding environments. The momentary action means the circuit is only completed while the button is pressed.

This push button is suitable for a wide range of applications, including emergency stop functions, start/stop controls, and operator interfaces on machinery and control panels. Its robust design and IP65 rating make it resistant to dust and low-pressure water jets, ideal for harsh industrial conditions. It meets standards such as CCC, CSA, CUL, KC, MARINE, and UL.

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Technical specifications

Action	Momentary, Pull to Release
Actuator	Flat Button
Illumination Type	No Power Module
Material	Metal
Operator Type	40mm, Momentary Mushroom
Standard	CCC, CSA, CUL, KC, MARINE, UL
Type	Round

Common applications

Emergency Stops

Machine Control

Industrial Automation

Operator Interfaces

Control Panels

Compatible systems

Compatible with 22.5 mm 800F Series Push Buttons

Also known as

Allen Bradley 800F PB Mushroom Button 22mm Momentary Mushroom Black Mushroom Push Button

Replaces / compatible with

Compatible with 800F Series push buttons and accessories.

Technical note

Expert tip

The 800FM-MM42 is designed for momentary operation; the contacts close only when the button is actively pressed and open when released. It requires separate contact blocks for circuit completion.

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Frequently asked questions

What is the IP rating of the Allen Bradley 800FM-MM42?

The Allen Bradley 800FM-MM42 has an IP65 rating. This means it is dust-tight and protected against low-pressure water jets, making it suitable for many industrial environments.