ISO 9001:2008 Cerified Company

Servo Voltage Stabilizers

Capacity Range Of Single Phase: 
  1KVA To 25KVA
Capacity Range Of Three Phase: 
  3KVA To 75KVA – Air Cooled
Capacity Range Of Three Phase: 
  15KVA To 500KVA – Oil Cooled
Customize I/P & O/P Range 
  • Auto / Manual Operation With O/P Voltage
  • Raise & Low Push Buttons
  • Miniature Pot To Set O/P Voltage
  • Separate Load On / Off Push Button Switch
  • Auto Load On With Customaries Timer Delay (Optional)
  • Fully Solid State & Single PCB Design Incorporating Protections, Control
  • User Friendly Front Panel With Separate I/P & O/P Voltage Metering With Phase Selector Switch, And Phase wise High Voltage, Low Voltage, OK, Output On Indications
  • Ac Synchronous Motor Coupled With Variac to Facilitate High Rate Of Voltage Correction
  • Silent Operation, Construction Convenient For Easy Serviceability
  • Proper Ventilation & Cooling Method Is Used As Per Models
  • Cable Entry For Proper Gland Plate
  • Castors To Facilitate Transportation


  • Under Voltage As Well As Over Voltage
  • Over Current Trip By MCB, MCCB
  • High Voltage Surge Protection
  • No Distortion In Waveform
  • No Effect Of Variation In I/P Supply, Load PF On O/P Voltage Setting.
Ontech Systems
ISO 9001:2008 Cerified company is in business of Gensets and Stabilizers since 2005 and Authorised Sales and Service Dealer for Mahindra Powerol Gensets for Kolhapur, Ratnagiri, Sindhudurg and State of Goa.

We undertake Turnkey Projects where in we do complete Installation and Commissioning of Gensets.

We have rendered services to Corporates and Industries, some of our clients are Airtel, Tata, Reliance, Indus, ATC, Vodafone....
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