SERVOLINK Oil-Cooled Servo Voltage Stabilizers showing single-phase and three-phase models
CAPACITY10โ€“2000 kVA
INPUT RANGEWide & Extra Wide
COOLINGOil Cooled
APPLICATIONIndoor ยท Continuous Duty
RELIABLE POWER FOR HEAVY-DUTY LOADS

Oil-Cooled Servo Voltage Stabilizers Single Phase & Three Phase

Are voltage fluctuations wreaking havoc on your electrical systems and equipment? Our Oil-Cooled Servo Voltage Stabilizer is the solution you've been searching for. Say goodbye to power disruptions and hello to consistent, stable electrical supply.

An Oil-Cooled Servo Voltage Stabilizer is a cutting-edge device designed to regulate and maintain a steady voltage supply to protect your valuable machinery and electronics. Whether you're in a manufacturing facility, a data center, or a healthcare institution, voltage stability is essential โ€” our stabilizers ensure that your equipment receives the precise voltage it needs to operate efficiently and prolong its lifespan.

CHOOSE YOUR CONFIGURATION

Single phase or three phase

Select a phase and watch the SERVOLINK cabinet transform. Capacities, input ranges and output update with it.

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SERVOLINK single-phase oil-cooled servo voltage stabilizer SERVOLINK oil-cooled servo voltage stabilizer
LIVE CONFIGURATIONSINGLE PHASE230 V ยฑ1%
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SERVOLINK OIL COOLED SERIES

Single-Phase Models

10 kVA15 kVA20 kVA25 kVA 30 kVA50 kVA75 kVA100 kVA
EXTRA WIDE90โ€“270 V WIDE130โ€“270 V STANDARD170โ€“270 V
Nominal output230 V ยฑ1%*Subject to rated conditions and selected configuration.
MODEL & VOLTAGE-RANGE GUIDE

Choose the range your site actually needs

A wider range is not automatically a better selection. The correct stabilizer must cover the measured minimum and maximum supply while remaining properly matched to the connected load.

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SINGLE PHASE ยท 230 V OUTPUT

10โ€“200 kVA oil-cooled models

Capacities 10 ยท 15 ยท 20 ยท 25 ยท 30 ยท 50 ยท 75 ยท 100 ยท 150 ยท 200 kVA

EXTRA WIDE90โ€“270 V

For sites where severe single-phase undervoltage is recorded.

WIDE130โ€“270 V

For installations requiring a broader low-voltage correction window.

STANDARD170โ€“270 V

For moderate voltage variation within the stated range.

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THREE PHASE ยท 415 V OUTPUT

25โ€“2000 kVA oil-cooled models

Capacities 25 ยท 30 ยท 40 ยท 50 ยท 75 ยท 100 ยท 150 ยท 200 ยท 250 ยท 300 ยท 400 ยท 500 ยท 650 ยท 1000+ kVA

EXTRA WIDE160โ€“470 V

For severe three-phase undervoltage recorded at the installation.

WIDE260โ€“470 V

For sites requiring wider correction below nominal supply.

STANDARD340โ€“470 V

For moderate three-phase voltage variation.

Engineering note

Oil-cooled construction is selected for its superior heat dissipation under continuous, heavy-duty loading. Final current rating and thermal design must be checked against both voltage range and load โ€” not kVA alone.

BUILT FOR DEPENDABLE PERFORMANCE

Key features of our oil-cooled servo voltage stabilizers

Purpose-built correction with the controls and protections required for continuous, heavy-duty operation.

01

Precise voltage control

Our stabilizers ensure that your equipment receives the perfect voltage, safeguarding it from damage caused by overvoltage or undervoltage.

02

Oil cooling technology

The oil cooling system is highly efficient, ensuring long-term performance and reliability under continuous load.

03

Wide input voltage range

Our stabilizers can handle a broad range of input voltages, making them suitable for various industries and environments.

04

Rapid response

The servo mechanism reacts quickly to voltage fluctuations, maintaining voltage stability within milliseconds.

05

Energy efficiency

Our stabilizers are designed to optimize energy consumption, helping you save on electricity costs.

06

Customization & monitoring

Tailored to your voltage range, capacity and size, with remote monitoring available on select models.

TECHNICAL OVERVIEW

Oil-cooled servo stabilizer specifications

Request Detailed Datasheet
Manufacturer / BrandR.D. Electric Works / SERVOLINK
PhaseSingle phase or three phase
Rated capacitySingle phase: 10โ€“200 kVA ยท Three phase: 25โ€“2000 kVA
Single-phase input90โ€“270 V ยท 130โ€“270 V ยท 170โ€“270 V
Three-phase input160โ€“470 V ยท 260โ€“470 V ยท 340โ€“470 V
Nominal output230 V single phase ยท 415 V three phase
Output regulationยฑ1% under rated conditions*
Frequency50 Hz
CoolingOil immersed, natural or forced
DisplayDigital LED / LCD display
InstallationIndoor, floor-mounted
DutyContinuous, heavy duty
ProtectionHigh/low cut-off; overload, short-circuit and phase protection options
OptionalManual/automatic bypass, remote monitoring and customized configuration

*Final performance, protection and construction specifications are confirmed in the approved technical offer for the selected rating and voltage range.

WHY IT MATTERS

Benefits of choosing oil-cooled

Consistent voltage, protected equipment and lower running costs โ€” the tangible outcomes site engineers see after switching to an oil-cooled SERVOLINK stabilizer.

Talk to our engineering team
01

Equipment protection

Prevent damage to sensitive machinery, reducing maintenance and replacement costs.

02

Improved productivity

Consistent voltage ensures uninterrupted operation, reducing downtime.

03

Energy savings

Efficiency and reduced electricity consumption translate to cost savings.

04

Longevity

Extend the lifespan of your equipment with stable, well-regulated voltage.

INDUSTRIES WE SERVE

Trusted across critical, high-demand industries

Our Oil-Cooled Servo Voltage Stabilizers are the preferred choice in various industries where voltage stability is essential.

Check Your Application
01Manufacturing โ€” protect critical machinery
02Data centers โ€” continuous, reliable power
03Healthcare โ€” safeguard sensitive medical equipment
04Commercial buildings โ€” stable lighting & HVAC
05Renewable energy โ€” enhanced grid integration
06Heavy industrial & process plants
OIL COOLED

Best suited for

  • Higher capacities and heavy continuous loading
  • Very wide correction requirements
  • High ambient or harsh conditions
  • Stronger thermal performance
CONSIDER AIR COOLED

When duty is lighter

  • Lower and medium capacities
  • Indoor, clean and ventilated locations
  • Commercial and light industrial duty
  • Dry-type, low-maintenance construction
SELECT WITH CONFIDENCE

Oil cooled or air cooled?

The right method depends on capacity, input range, operating hours, ambient temperature and load type. SERVOLINK evaluates these conditions before recommendation.

Get an engineer's recommendation
WHY CHOOSE US

Why choose SERVOLINK

At Servolink, we pride ourselves on delivering high-quality Oil-Cooled Servo Voltage Stabilizers.

Exceptional quality+

Our stabilizers are built to last, providing reliable, long-term performance.

Expert guidance+

Our knowledgeable team will assist you in selecting the right stabilizer for your needs.

On-time delivery+

We understand the importance of timely installation, and we strive to meet your schedule.

Support & maintenance+

We offer comprehensive support and maintenance services to keep your equipment running smoothly.

GET THE RIGHT TECHNICAL SELECTION

Tell us your load.
We'll size the stabilizer.

Share your supply phase, connected load and recorded voltage. Our team will recommend kVA, input range and protection.

Request a technical quote

Your details are used only to respond to this enquiry.

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