Since January 9, 2019, we've been experiencing technical issues with our email and phone system that is not allowing our staff to send/receive email and answer incoming calls. 

If you need either support or sales, please leave a voicemail at 937.253.1191 x129 with your contact information, and someone will contact you as soon as they become available.

We thank you for your patience as we continue to resolve the issue.

0-1000 VAC, up to 3500 kVA Provider Power System Test Sets:  Precise variable voltage power supply for all electrical testing application up to 4000amps

Staco PPS

Provider Power System test sets 0-1000 VAC, up to 3500 kVA
Precise variable voltage power supply for all electrical testing application up to 4000amps.

Staco Energy Products Co. has been supporting the power requirements of R&D labs for over 75 years.

  • Our PPS series provide precise voltage control for any electrical testing application.
  • Staco Energy Products' Provider Power Systems are custom engineered test sets offered in a standard, modular format. They can be ordered directly through the standard modules, or can be customized to meet your exacting specifications.
  • Our Provider Power Systems can be designed to accommodate the most basic or sophisticated test laboratory needs.
  • We offer a range of testing modules for OEMs, quality control, circuit breaker testing, HVAC, motor test and production, white goods, engineering/quality assurance labs, and product life cycle testing.



  • Fast lead times for custom work
  • Cost effective method of varying voltage
  • Based on mature, Variable Transformer (VT) technology
  • Ease of maintenance
  • Low cost of ownership

Operating Benefits

  • Narrow or full range voltage control (0 - 600Vac)
  • Fractional to 1000 Amps
  • Motorized voltage control
  • Multiple frequency and voltage source
  • Contact or controller input and output
  • Local or remote control and communications
  • Monitoring for all power parameters
  • Modular design for complete customization
  • Low cost of ownership due to efficiency and virtually maintenance free operation
  • No waveform or harmonic distortion added

Standard Construction

  • Paralleling choke provides current balancing coils
  • Small footprint
  • Nickel-plated copper bus bar
  • Easy service access
  • All copper transformer construction

We offer a range of testing modules for:

  • OEMs
  • Quality Control
  • Circuit Breaker Testing
  • HVAC
  • Motor Test and Production
  • White Goods
  • Engineering/Quality Assurance Labs
  • Product Life Cycle Testing.

Drawing: PPS-12KZE0.7-6230Drawing: PPS-20KZE016Drawing: PPS-24KBE024-M-DVJ-DAFDrawing: PPS-24TBE166-6211Drawing: PPS-46MBE070-NTDrawing: PPS-46TBE035-NTDrawing: PPS-46TOE104-M-NTDrawing: PPS-48JBE035-MDrawing: PPS-48JBE070-MDrawing: PPS-48KOE008-6231Drawing: PPS-48KXN030-6235Drawing: PPS-48LBE035-O-6166Drawing: PPS-48LBE070-6190Drawing: PPS-48LCE035-O-CSDrawing: PPS-48LSE058-CDrawing: PPS-48LSE087-A-6204Drawing: PPS-48LTE110A-6227Drawing: PPS-48LTE110A-6228Drawing: PPS-48LUE249-C-6223Drawing: PPS-48LUE332-C-6222Drawing: PPS-48LUE415-C-6221Drawing: PPS-48LUE748-C-6220Drawing: PPS-48MAE105Drawing: PPS-48MAE105-MDrawing: PPS-48MAE348-6165Drawing: PPS-48MBE244-MDrawing: PPS-48MBE305-DVE-6242Drawing: PPS-48MCE104-MDrawing: PPS-48MFE218-M-6187Drawing: PPS-48MGE158-MDrawing: PPS-48MGE236-MDrawing: PPS-48MGE675-P-6224Drawing: PPS-48MJE112-M-208VLLDrawing: PPS-48MJE112-M-240VLLDrawing: PPS-48MJE112-M-277VDrawing: PPS-48MJE332-M-6240Drawing: PPS-48MME070-MDrawing: PPS-48MME139-MDrawing: PPS-48MOE070-P-6186Drawing: PPS-48MPE036-MDrawing: PPS-48MQE039-MDrawing: PPS-48MQE039-M-NTDrawing: PPS-48MQE079-MDrawing: PPS-48MSE034-LDrawing: PPS-48MSE034-MDrawing: PPS-48MSE058-LDrawing: PPS-48MSE116-LDrawing: PPS-48MSE145-MDrawing: PPS-48MTE158-M-6169Drawing: PPS-48MTE190-M-6168Drawing: PPS-48MTE407-MDrawing: PPS-48MUE160-C-6183Drawing: PPS-48MUE160-F-6181Drawing: PPS-48MUE166-J-6216Drawing: PPS-48MXE054-6213Drawing: PPS-48MXE104-M-6234Drawing: PPS-48MXE110-6214Drawing: PPS-48NBE209Drawing: PPS-48NSE087-ADrawing: PPS-48RS-175Drawing: PPS-48SGE118-MDrawing: PPS-48SPE145-MDrawing: PPS-48SQE275-MDrawing: PPS-48SUE083-N-6203Drawing: PPS-48SUE166-N-6200Drawing: PPS-48SUE266-N-6201Drawing: PPS-48SUE498-N-6202Drawing: PPS-48TAE139-M-DAEDrawing: PPS-48TAE209-6241Drawing: PPS-48TBE035-M-CP-6189Drawing: PPS-48TBE070-NT-6254Drawing: PPS-48UNE416-6167Drawing: PPS-48XBE313-DVE-6163Drawing: PPS-60KNE108-M-DVADrawing: PPS-60SGE127-MDrawing: PPS-60WEE291-M-AAFDrawing: PPS-6244Drawing: PPS-6246Example No Controller with 0-575 Volt Output: 48NBE175Example No Controller with Multiple Nominal Voltage Outputs: 48NSE034WExample with Controller: 48MSE058

Choose Your Location

Find a distributor in your area.