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HP 6459A

DC Power Supply
Output: 0-64V  0-50A



This is a beast of a supply.  It produces 0 to 64 VDC at 0-50 amps.  It was used as a laser power supply until we moved our lab several years ago and no longer had 3 phase power.  We have no way of testing its current condition and is being sold as is.


Be aware that this item is very heavy and will have to be shipped accordingly.  It is beyond the weight limits of UPS and FedEx. 




  • DC Output: 0 to 64 V; 0 to 50 A
  • Constant voltage/constant current operation
  • Remote programming: remote resistance, or a remote voltage source
  • Protective Features
    1.  AC line loss protection circuit
    2.  Three-phase input circuit breaker
  • Input Power:  460 Vac, 10%, 3-phase, 7 A/phase, 57 to 63 Hz (standard)
  • Approx. Weight: 238 lbs.




As our many customers will attest, we will do our very best to resolve any customer problems.  But our official policy is: 

  • All items sold are guaranteed against D.O.A. only. 
  • All claims must be made within 3 days of receipt. 
  • All warranties are void if the calibration / warranty seals are broken.



Shipping Policy

Buyer will pay $50.00 packing plus actual shipping in the continental United States.  We will make every effort to ship within 24 hours of receipt of payment.  We ship with FedEx & UPS only.  We will be glad to ship with other carriers using the purchasers shipping account.  Please contact us to make any special shipping arrangements. For shipping rate research, our shipping address is Boulder, CO USA ---- Zip Code is 80305.

Foreign buyers:  Unless special provisions have been made, you are responsible for making your own shipping arrangements and all costs related to customs, duties & special packaging requirements.  Please do not ask us to quote you international shipping rates.  Use the address information above to research you own shipping rates.  You can email waltwhite@ascentconcepts.com to get the packaging fee, package weight and size for your research.  Items sold outside the USA are sold as is.  



 Payment Policy

We accept Credit Card payment through Paypal.   We accept Cashiers Check or Money Orders.



Ascent Concepts and Technologies is a Research & Development Lab.  As a service to the companies and institutions we work with, we broker their excess equipment & act as application specialists on their new equipment needs.  We are now offering quality used equipment to the public with the same level of professionalism and service.   Please feel free to email at thomasknox@ascentconcepts.com or call Thomas @ 1-303-554-0307 with any Technical questions.  Please feel free to email at waltwhite@ascentconcepts.com or call Walt @ 1-720-276-8288 with any Shipping or Logistical questions. We make every effort to evaluate and guarantee our equipment.  Although we do not provide NIST traceable calibration, we do have extensive in house calibration equipment and make every effort to test and verify performance on equipment we sell.  However we do not warranty any items shipped outside the United States. 

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The equipment shown is a representation only.  We often have multiple units in stock so please email us with your needs.  We have a large inventory and can usually find any test and measurement item in a short time frame.------Inquires info@ascentconcept.com