- 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 855T Stack Lights Repair
We offer extensive repairs for your 855T Stack Lights. We keep many spare parts in stock so that we can repair your 855T Stack Lights 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 855T Stack Lights 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 855T Stack Lights Repairs
Browse our catalog of repairable 855T Stack Lights parts to get a quote.
855T-B10TA1
The Allen-Bradley 855T-B10TA1 Control Tower Sound Module is a sound-only module from the Bulletin 855T Stack Lights series. The 855T-B10TA1 Sound Module has a maximum voltage rating of 120 Volts AC an
In Stock Ships Today
855T-B10TL3
This stack light features a steady LED light module with a green lens. It supports multiple mounting options, including vertical, pole, magnetic, surface, and tube mounts. The unit has a robust NEMA T
Available
855T-B10TL4
Operating at a voltage of 120 VAC, this steady red LED light module has an outer base diameter of 70 mm. The light features a polycarbonate lens and is equipped with an IP65 rating for dust and water
In Stock Ships Today
855T-B10TL5
This stack light operates on a nominal voltage of 120 volts AC, compatible with wire sizes between 22 and 14 AWG. With an outer diameter of 70 mm, it utilizes a steady LED light module and functions e
In Stock Ships Today
855T-B10TL8
This 70 mm stack light module features a yellow lens and is rated for NEMA ratings of 4, 4X, and 13. The device operates at 120V AC with a ±10% range, delivering reliability in various applications. I
In Stock Ships Today
855T-B20DN4
The 855T-B20DN4 light module features a 70 mm diameter and is built with a black housing and a red lens. This module supports operating temperatures from -25 °C to 70 °C and remains durable with stora
Available
855T-B20DN8
Part of the 855T Stack Lights series, this module requires a current consumption of 23 mA. It has a design life of approximately 1600 hours and offers IP65 protection against dust and water. This devi
Available
855T-B20SA1
This single-tone sound module is housed in a black enclosure and boasts an IP54 rating, providing dust and water resistance in moderate environments. It operates with a maximum altitude capability of
Available
855T-B20TL8
Rated with an IP65 enclosure, this unit ensures protection against dust and water. It can function effectively within a temperature range of 0 °C to 40 °C and withstands humidity levels up to 80%. Wit
In Stock Ships Today
855T-B24BR3
This stack light module measures 70 mm in size and is suited for control tower mounting. The housing is constructed of durable polycarbonate material and provides a strobe light type. It meets UL and
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