SERVO MOTOR CONTROLLED AUTOMATIC VOLTAGE STABILIZERS & REGULATORS
Japanese Technology • 100% Genuine Copper Winding • 1-Year Warranty
Manufacturer’s 1-Year Full Warranty with Parts
TECNO LAZER
We manufacture and supply Servo Motor Controlled Automatic Voltage Stabilizers and Voltage Regulators, designed to provide a stable and regulated AC output even when the incoming mains voltage fluctuates significantly.
Our stabilizers use a DC servo motor control system with high-quality copper-wound transformer technology to continuously monitor and correct the input voltage, helping protect sensitive electrical and electronic equipment from harmful voltage fluctuations.
WIDE INPUT VOLTAGE RANGE
Input Voltage: 150V to 250V AC
The stabilizer can regulate an input as low as 150V and as high as 250V to a stable nominal output.
For example:
- 250V input → approximately 220V output
- 150V input → approximately 220V output
- Output regulation: ±1%, subject to the specified model and operating conditions
- Step-up capability: Raises low mains voltage to the required regulated output level, where the selected model is designed for the required range.
This makes the unit particularly suitable for locations where mains voltage is consistently low, excessively high, or subject to frequent fluctuations.
WHY SERVO CONTROL?
Unlike conventional relay-type voltage stabilizers, which typically correct voltage in comparatively large steps, a servo stabilizer uses a motor-driven variable transformer/variac mechanism to make continuous or fine voltage corrections.
Conventional Relay Stabilizer
- Voltage correction occurs through preset relay steps.
- The correction range depends on the number and size of relay steps.
- Larger voltage fluctuations may be required before the next correction step is activated.
Servo Stabilizer
- Uses a DC servo motor control system.
- Continuously monitors the output/input voltage and adjusts the transformer position accordingly.
- Provides fine voltage regulation, with models capable of maintaining approximately ±1% output regulation under specified conditions.
- Particularly suitable for sensitive equipment requiring a more stable supply.
KEY FEATURES
- Servo Motor Controlled Automatic Voltage Regulation
- Input Range: 150V–250V AC
- Regulated Output: 220V AC ±1%
- Dual-output models available: 110V / 220V AC
- Pure / 100% Genuine Copper Winding
- Non-distorted sine-wave output
- High efficiency
- DC Servo Motor Control
- Fast voltage correction
- Protection for sensitive electrical and electronic equipment
- Suitable for residential, commercial, medical and industrial applications
- 1-Year Manufacturer’s Warranty with Parts
- Single-phase and three-phase models available
- Customized voltage and capacity options available against confirmed order
OPTIONAL BUCK-BOOST TRANSFORMER TECHNOLOGY
For selected 2 kVA and above models, Buck-Boost Transformer technology can be incorporated according to the application and required specifications.
This configuration can provide enhanced voltage correction capability and can be designed for specific input/output requirements.
Custom output voltages are available against confirmed specifications, including 110V, 220V and other required AC voltages, subject to the model and application.
TECHNICAL SPECIFICATIONS
| Specification | Details |
| Type | Servo Motor Controlled Automatic Voltage Stabilizer |
| Control System | DC Servo Motor |
| Input Voltage | 150V–250V AC |
| Output Voltage | 220V AC ±1% |
| Optional Output | Dual 110V / 220V AC |
| Frequency | 45–60 Hz |
| Waveform | Non-distorted sine wave |
| Response / Correction | Approx. 25 ms/V* |
| Efficiency | Up to 95%* |
| Power Factor | Approximately 0.95* |
| Relative Humidity | 30%–80%, non-condensing |
| Temperature Rise | Less than 50°C* |
| Insulation Resistance | More than 3 MΩ at 500V DC* |
| Dielectric / Hi-Pot Test | Tested up to 1500V* |
| Winding | 100% Genuine Copper |
| Warranty | 1 Year with Parts |
*Specifications may vary according to capacity, model, input/output configuration and operating conditions. Final specifications should be confirmed before purchase.
APPLICATIONS
Our Servo Stabilizers are suitable for a wide range of electrical, electronic and industrial equipment, including:
- UPS systems
- Air conditioners and split AC units
- Window-type air conditioners
- Refrigerators and freezers
- LCD / LED televisions
- Washing machines
- Treadmills and fitness equipment
- Photocopiers and office equipment
- Computers and data-processing equipment
- CNC machines
- PLC systems and industrial drives
- Motor loads
- Medical and biomedical equipment
- Ultrasound machines
- Laboratory and research equipment
- Embroidery machines
- Telecommunication equipment and networks
- Signalling and control systems
- Induction-heating equipment
- Industrial machinery
- Air-conditioning plants
- Hotels and commercial buildings
- Defence-related applications
- Residential and office installations
- Farm houses
- R&D institutions
- Sophisticated laboratory equipment
- Lighting loads
- Mainline voltage stabilization
AVAILABLE CAPACITIES
Standard capacities are available in single-phase and three-phase configurations:
- 500 VA
- 1 kVA
- 2 kVA
- 3 kVA
- 5 kVA
- 10 kVA
- 30 kVA
- Up to 500 kVA
Three-phase models up to 500 kVA can be manufactured against confirmed orders and application-specific requirements.
100% GENUINE COPPER WINDING
We manufacture our stabilizers with 100% genuine copper winding, providing reliable electrical conductivity and designed for dependable long-term operation.
Copper winding guaranteed.
BUILT FOR LOW-VOLTAGE CONDITIONS
If your mains voltage frequently drops below the required operating voltage, a properly sized servo stabilizer can boost the incoming voltage and maintain a regulated output, helping your equipment operate within its specified voltage range.
Don’t let low or fluctuating mains voltage damage your valuable equipment.
Choose a Servo Motor Controlled Automatic Voltage Stabilizer for accurate voltage regulation and dependable protection.
MANUFACTURER & SUPPLIER
Servo Motor Controlled Automatic Voltage Stabilizers & Regulators
Single-Phase & Three-Phase | 500 VA to 500 kVA
Genuine Copper Winding | 1-Year Warranty with Parts
DELIVERY AVAILABLE
Punjab • KPK / NWFP • All Pakistan Cargo
For prices, capacity selection, customized specifications, and orders, please contact us.
TECNO Electronics Company
Call / WhatsApp: 03009433738




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