Servo Voltage Stabilizer
Up to 300 KVASingle & three phase, air or oil cooled, for industrial and domestic use.
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Manufacturer Since 1980 · ISO 9001:2015
Servolink manufactures air-cooled and oil-cooled servo voltage stabilizers to continuously correct fluctuating voltage to ±1% accuracy. Up to 300 KVA ready stock in India.
About Servolink
Empowering industries across India and abroad with zero-defect voltage stabilization technology.
Servolink (R.D. Electric Works) is a pioneer in manufacturing high-precision Servo Voltage Stabilizers, Automatic Voltage Regulators, and Transformers. Established in 1980 by Hemant Rout, our facility in Ghaziabad has designed heavy-duty voltage control solutions for over 45 years.
We combine high-grade electrolytic copper windings, solid-state microcontroller intelligence, and rugged buck-boost transformer architecture to safeguard delicate industrial CNC machinery, medical equipment, and entire factory setups against severe voltage sags and surges.
Headquartered in Mohan Nagar Loni Industrial Area, Ghaziabad
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The Basics
Written to answer key technical questions directly for visitors and search engines.
A servo voltage stabilizer is a power conditioning device that uses a servo motor to continuously adjust a buck-boost transformer, correcting fluctuating grid voltage into a stable output — typically within ±1% accuracy. It protects sensitive machinery, CNC equipment, and appliances from damage caused by voltage sags, surges, and fluctuations.
A relay stabilizer switches between fixed voltage steps in visible jumps. A servo stabilizer corrects continuously and smoothly using a motor-driven mechanism, giving finer accuracy with no step-jump — which is why it's preferred for industrial and precision equipment.
Add up the running wattage of everything you're protecting, divide by your power factor (usually 0.8 for mixed loads), and add 20–25% headroom for startup surges. Servolink stocks 1 KVA to 300 KVA ready to dispatch — talk to us for a free load calculation.
Full Product Range
From single-phase home stabilizers to three-phase industrial units up to 300 KVA — manufactured in-house at our Ghaziabad facility.
Single & three phase, air or oil cooled, for industrial and domestic use.
View DetailsAC and mainline stabilizers for appliances and office equipment.
View DetailsElectronic voltage correction with no moving parts.
View DetailsOnline Store
Select standard capacity models ready for immediate order and pan-India delivery.
10 KVA Single Phase Oil Cooled servo stabilizer — precision voltage regulation for home & office use.
10 KVA Single Phase Oil Cooled servo stabilizer — precision voltage regulation for home & office use.
30 KVA Single Phase Oil Cooled servo stabilizer — precision voltage regulation for home & office use.
30 KVA Single Phase Oil Cooled servo stabilizer — precision voltage regulation for home & office use.
30 KVA Three Phase Oil Cooled servo stabilizer — precision voltage regulation for industrial use.
75 KVA Three Phase Oil Cooled servo stabilizer — precision voltage regulation for industrial use.
Engineering Insights
Guides, technical comparisons, and voltage regulation solutions from our electrical engineers.
Test excerpt
Read Article →Essential checks for transformer oil insulation levels, servo motor lubrication, and contactor health.
Read Article →An in-depth evaluation covering response speed, durability, maintenance costs, and load capabilities.
Read Article →Google Business Profile
Read honest feedback from verified clients across India who rely on Servolink stabilizers.
"Installed a 50 KVA oil cooled servo stabilizer for our unit in Ghaziabad. Flawless output voltage and smooth performance even during high grid fluctuation."
"Servolink is the best stabilizer manufacturer in Delhi NCR. Quick installation, heavy copper winding, and very helpful after-sales support."
"Purchased 3 units of 100 KVA servo stabilizers for our unit. Zero downtime so far and consistent 415V three-phase output."
Factory & Registered Office
Located in Mohan Nagar Loni Industrial Area with direct road access from Delhi, Noida, and NCR.
Address: S-26, Site 2, Harsha Lane, Mohan Nagar Loni Industrial Area, Ghaziabad, Uttar Pradesh 201007
Phone: +91-9999195859
Email: servolinkstabilizerindia@gmail.com
Business Hours: Mon - Sat: 09:00 AM – 07:00 PM
FAQ
Yes — we dispatch across India and export internationally, with export shipments inspected by Intertek, SGS, and Bureau Veritas.
All Servolink stabilizers are backed by a standard manufacturer's warranty and after-sales support from our experienced service team.
Yes. Beyond our ready-to-dispatch stock up to 300 KVA, we manufacture custom-rated units to match specific load requirements.
Tell us your KVA requirement and we'll recommend the right unit, in stock and ready to dispatch.