Allen Bradley Guardmaster Safety Relays

Guardmaster Safety Relays from Allen Bradley are industrial safety system components. They monitor safety devices like emergency stop buttons and light curtains to detect potential hazards. When a safety device activates, the connected relays swiftly initiate a safety response, such as stopping machinery or activating alarms, to prevent accidents and protect users and equipment. The Guardmaster Safety Relays series includes general-purpose relays and special-purpose relays. Each Guardmaster Safety Relay comes with 4 removable terminal blocks.

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Browse Guardmaster Safety Relays

Browse available units in our catalog of Guardmaster Safety Relays.

440K-C21090

This interlock switch presents a 3 N.C. contact configuration without auxiliary contacts. Rated at IP67, it offers excellent protection against dust and water ingress. The connection type is an M12 mi

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5.0

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440P-MSLB22B

Equipped with four main contacts—two normally-closed and two normally-open—the 440P-MSLB22B can handle a minimum switching current of 5 mA at 5V DC. It is constructed to operate effectively at a maxim

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4.8

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440R-N23130

This safety relay incorporates three normally open (N.O.) safety outputs along with one normally closed (N.C.) auxiliary output. It has removable terminals for easy installation and user convenience.

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440G-T27195

This guard locking switch contains two normally closed safety contacts and one normally open auxiliary contact. Its structure incorporates a stainless steel actuator and a glass-filled PBT housing, en

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440K-T11273

This model supports thermal currents of up to 10 Amps and operates at a maximum actuation frequency of 2 cycles per second. The 440K-T11273 is classified as a standard model with M20 conduit compatibi

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4.7

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440G-T21BGPM-1B

This locking switch is equipped with two normally closed (N.C.) safety contacts, one normally open (N.O.) auxiliary contact, and solenoid contacts comprising one N.C. and one N.O. The device holds a f

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440R-C23139

This safety relay features three normally open contacts for safety outputs and two normally closed and two PNP solid-state outputs for auxiliary functions. It operates with a 4 W power consumption and

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802C-H55M6B-S7

This model accommodates normally-open and normally-closed contact types, making it adaptable for various applications. It requires #14 AWG wire and can be mounted using screws. The environmental param

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440G-MT47047

This guardlock switch is equipped with two normally closed safety contacts along with two normally open auxiliary contacts. The contact type utilizes a break before make principle, enhancing operation

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440T-MDALE10ABAC

This component provides IP54-rated protection against dust and water splashes, making it suitable for diverse environments. The design incorporates a release lever and is panel or surface mountable. I

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