Aldonex inc. Power Supplies


We carry a very large spare parts inventory consisting of:

- Firing boards (Gate Drives)
​- Control boards
- Tapswitches
- Contactors
- Solenoids
- SCR's
- Diodes
- Fuses
- Meters
- Timers
​- The list goes on!

Feel free to call us or email us with any parts inquires. One of our trained staff will get back to you within 24hrs. 708-547-5663      ​


Service Calls and Tech Support

​​Aldonex can repair and calibrate most makes and models of DC and AC power supplies.  Aldonex will do service locally and worldwide! We can come to you or you can bring it to us. We will do a free test and evaluation if you send your equipment to our facility. You will be provided with a quote for repairs to get your rectifier (power supply) up and running again.  All of our technicians are liability insured and trained for NFPA 70E Safety yearly.

Aldonex offers free phone consultation, and technical assistance. We have an In-House repair staff to handle the most extensive repairs and rebuilds. We can repair and rebuild RAPID, DYNAPOWER, CLINTON POWER / BENJAMIN POWER, DELTA, DARRAH, HBS, and most other rectifier brands.

​Technical Support: (708) 547-5663 x107




CE Certification

We can offer CE certification on your Aldonex Inc. power supplies.  The CE marking (formerly EC) is a mandatory marking for certain products sold within the European Economic Area (EEA) since 1985. The CE marking is the our declaration that the product meets the requirements of the applicable EC directives.


NRTL Certification

Aldonex can offer Nationally Recognized Testing Laboratory (NRTL) certification on your new power supply or preexisting equipment in the field. Having your power supply certified from an NRTL is mandatory in many regions of the US and other countries. We have a strong relationship with one of the best consulting firms in the Midwest.  They work closely with us and most of the major certification agencies.  Do not hesitate to ask.  We can build a certified product before shipment for most jurisdictions.  Aldonex can also offer field evaluations for existing equipment anywhere in world.