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.

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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440G-T27258

This guard locking switch includes two normally closed safety contacts and one normally open contact. It utilizes an M20 conduit connection type and features a fully-flex actuator. It is constructed f

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802C-E53M6B

Designed with one normally open (NO) and one normally closed (NC) contact, the safety switch is activated via a pull cable mechanism. It is colored red for visibility and operates effectively within h

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MSR121RT

This safety monitoring relay provides a rated current capacity of 6.0 A for both AC and DC operations. It features three normally-open (NO) outputs, ensuring reliable performance across a range of saf

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440R-E23159

This safety relay features four normally open safety outputs (4 N.O.) and two normally closed auxiliary outputs (2 N.C.). It has a fixed time delay of 0.5 seconds and withstands impulse voltages up to

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440R-J23106

This safety relay is designed with a current rating of 3.0 A, accommodating thermal current up to 4.0 A. It supports both automatic and manual reset functions. The unit also withstands impulse voltage

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440T-MRPSE110K

This panel-mounted rotary switch includes a contact configuration of 2 normally open (NO) and 2 normally closed (NC) contacts. It has a rated current of 20 A and is protected with an IP40 enclosure ra

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440S-S560010

This safety switch is engineered for operation with electrical ratings between 230 and 550 volts. It features an aluminum case and supports metric cable entry. With an IP66 rating, it resists dust and

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440G-EZS21STL05H

This electromagnetic safety switch features an anodized coating on its plastic housing and is rated IP67 for protection against dust and water ingress. It supports safety functions effectively. The un

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440N-N15041

This safety interlock switch supports electro-magnetic coding for enhanced functionality. It has a maximum voltage rating of 250V and a current capacity of 2 Amps. With an IP65 enclosure rating, it wi

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