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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Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.

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Browse Guardmaster Safety Relays

Browse available units in our catalog of Guardmaster Safety Relays.

440G-T27252

With two normally closed safety contacts and one normally open auxiliary contact, this switch provides a fine balance of functionality. Designed for operation within a temperature range of -25°C to 60

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4.7

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440G-MT47016

Offering one auxiliary contact and three safety contacts, the 440G-MT47016 supports 230 V AC and DC voltage ratings. The conduit entry is M20, facilitating good installation practices. It can operate

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5.0

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440G-MT47010

This switch includes two auxiliary contacts (normally open) and two safety contacts (normally closed). The conduit entry is M20, which provides flexibility in installation. It can operate in humidity

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5.0

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440G-MT47039

This guard locking switch features a 1/2 inch NPT conduit entry and utilizes a BBM action type with a GD2 standard actuator. It includes three safety contacts and one auxiliary contact. The device sup

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5.0

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440R-N23128

This safety relay supports a maximum operating voltage of 115 V AC and facilitates input contacts comprised of one N.C. contact, two N.C. contacts, and a light curtain interface. Its operational tempe

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5.0

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440G-T27132

This guard locking switch has a combination of 2 normally closed (NC) safety contacts and 1 normally open (NO) auxiliary contact. Delivering a solenoid supply of 110V AC/DC, it achieves a power consum

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4.5

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440R-K23041

This safety relay operates on a control voltage of 24 V AC/DC and includes two Normally Closed (NC) inputs and one Normally Open (NO) input. It is mountable on a DIN rail and is certified by UL and CS

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5.0

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440R-N23116

This safety relay supports a frequency range from 50 Hz to 60 Hz and incorporates two safety contacts. Designed for Din-rail mounting, it features both manual and automatic reset options and has a hou

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5.0

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440R-P221AGS

This safety relay operates at a power consumption of 2.4 W and supports a current rating of 400 mA. Constructed with a durable polyamide housing, the device is mounted on a DIN-rail and has an IP20 ra

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5.0

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440G-T27240

This guard locking switch features a configuration of 2 Normally Closed (N.C.) and 1 Normally Open (N.O.) safety contacts along with solenoid contacts comprising 1 N.C. and 1 N.O. With its IP66, IP67,

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5.0

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