- Bad communication ports
- Broken selector/key switches
- Dead batteries/Bad Battery connections
- Solid or Blinking RED OK Status Light
- Solid or Blinking RED RUN Status Light
- Solid or Blinking RED Fault Status Light
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Allen Bradley Guardmaster Safety Relays Repair
We offer extensive repairs for your Guardmaster Safety Relays. We keep many spare parts in stock so that we can repair your Guardmaster Safety Relays as efficiently and effectively as possible. Our standard repair lead time is 3-5 days. However, we can often repair your unit much faster if necessary. We can repair most issues and if for some reason we cannot repair your unit we will do our best to offer a refurbished unit at the repair cost, so that you can get a working unit back as soon as possible!
- 2 Year DO Supply Warranty
- Fast repairs at low costs
- No surprises or up-charges for difficult repairs
- Standard lead time of 2-4 weeks
- Extensive quality control and testing
Get a repair quote
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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Hardware issues & error codes we repair
We repair all of the following hardware issues and error codes with your Guardmaster Safety Relays parts.
- Bad analog inputs or ouptus
- Bad digital input or outputs
- Bad relays (stuck on/off)
- Incorrect voltages on inputs or outputs
- Incorrect current on inputs or outputs
- DF1, DH-485, DH+, Profibus, Remote I/ (RIO) failures and more!
- Intermittent communication
- Solid RED/Blinkging RED communication lights
- Devicenet, Ethernet, ControlNet, RS232 ports.
- Missing CJC Jumpers
- Incorrect readings
- Failed inputs
- Dead power supplies
- Incorrect voltage
- Broken Plastic
- Poor Connections
- Bad Slots
Browse Guardmaster Safety Relays Repairs
Browse our catalog of repairable Guardmaster Safety Relays parts to get a quote.
442L-SFZNMZ-FM
Operating within voltage parameters from 16.8 to 28.8 V, this unit is fitted with two PNP OSSD safety outputs. The device is crafted from durable aluminium, while the lens is made of polycarbonate for
Available
442L-SFZNSZ-FM
This laser scanner features a broad scanning angle of 190 degrees with a maximum detection range of 49 meters. It generates safety outputs with a configuration of two PNP OSSD outputs. The device oper
Available
442L-TA40430DACD
This model has a total of 60 beams with an optical resolution of 30 mm. It operates effectively within a temperature range of 0 °C to 40 °C, making it suitable for various environments. This unit is d
Available
44506-0050
This emergency stop device features a maximum rope span of 75 meters and can handle a thermal current of up to 6 Amps. The device is rated for AC switching up to 240 V and DC switching at 24 V with a
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802C-E53M6
This safety pull switch features one normally open (1NO) and one normally closed (1NC) contact configuration, allowing for versatile integration in safety circuits. It is intended for manual operation
In Stock Ships Today
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
In Stock Ships Today
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
In Stock Ships Today
802C-H58M6B
Designed as a cable-pull actuated switch, this unit features a maximum cable free span of 5 meters. It utilizes 14 AWG wire terminals suitable for smaller wire types and is rated for operation in envi
Available
802C-J57M17B
This safety switch features a cable pull actuation type and is built from industrial plastic for durability. It has a response time of 50 ms and can withstand up to 10,000 electrical life cycles. The
In Stock Ships Today
802C-NL0722E
This cable-pull switch includes a contact configuration with 2 normally closed (N.C.) and 2 normally open (N.O.) contacts for versatile integration. It is housed in a sturdy aluminum casing with an IP
In Stock Ships Today
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