Three Phase High-Power Automatic Voltage Stabilizer 100–2000 kVA 380V/400V/415V

Équipements électriques fiables, transformateurs, appareillages de commutation et ensembles complets de distribution électrique pour projets industriels.

Three Phase High-Power Automatic Voltage Stabilizer 100–2000 kVA 380V/400V/415V

Three Phase High-Power Automatic Voltage Stabilizer 100–2000 kVA 380V/400V/415V

SBW-100KVA SBW-150KVA SBW-200KVA SBW-300KVA SBW-400KVA SBW-500KVA SBW-600KVA SBW-800KVA SBW-1000KVA SBW-1250KVA SBW-1500KVA SBW-2000KVA

The High-Capacity Automatic Voltage Stabilizer is designed to provide reliable and precise voltage regulation for industrial, commercial and critical electrical applications. With a high-power design and advanced automatic voltage regulation system, the stabilizer helps maintain a stable output voltage even when the input voltage fluctuates.

Structural Features

High-Purity Copper Compensation Transformer

The compensation transformer is manufactured with high-purity copper windings, providing excellent electrical conductivity, efficient power transmission and reliable performance under continuous high-load operation.

Precision Servo Motor Regulation

The servo motor drives the voltage-regulating mechanism with precision control, enabling smooth and automatic voltage correction for stable output performance.

Independent Three-Phase Regulation

The three-phase regulation system is designed for demanding industrial power applications, helping maintain balanced and stable output under fluctuating grid conditions.

Comprehensive Protection System

Integrated protection functions help safeguard the stabilizer and connected equipment against overvoltage, undervoltage, overcurrent, overload, phase loss and phase-sequence errors.

Heavy-Duty Industrial Enclosure

A robust metal cabinet with optimized ventilation and heat dissipation supports continuous operation and provides convenient access for inspection and maintenance.

Copper-Based High-Current Conductors

High-current electrical paths use copper conductors and busbars to provide low electrical resistance, efficient current transmission and dependable operation under heavy loads.


Technical Specifications

Voltage stabilizer model SBW-100KVA-2000KVA
Phase Three  phase

Primary Rated voltage

second Rated voltage

304V-456V(Customizable)

380V(Customizable)

Rated frequency 50HZ/60HZ
Insulation class F
Control mode Full automatic voltage regulation
Noise (Sound Pressure Level: dB) ≤50 (1m away from the body)
Response time <1S
Output voltage stabilization accuracy ±2.5%
Startup mode Power on automatic start or manual start
Equipment protection function Overload,overvoltage,overcurrent,undervoltage
Cooling method Natural cooling
Outlet row Terminal block
Factory test According to national standards and this technical agreement
Packaging English manual,export wooden box packaging
Applicable frequency 50HZ/60HZ
Type High-Power Three-Phase Automatic Voltage Stabilizer
Working efficiency ≥98%
Overload capability Allows 2 hours of work over 1.2 times rated load
Design life 15-20 years
Working environment Temperature: -30~+45°C, Humidity: ≤95%
Applicable altitude ≤4000m
Enclosure protection rating IP23(Customizable)

Typical Applications

Manufacturing & Processing – CNC machines, laser cutters, injection molding, packaging lines, textile machinery

Heavy Industry – Steel mills, cement plants, chemical processing, automotive assembly

Mining & Quarrying – Crushers, conveyors, drilling equipment

Medical & Healthcare – MRI, CT scanners, X-ray equipment, hospital power systems

Data Centers & IT – Servers, network equipment, UPS input conditioning

Commercial Buildings – Shopping malls, airports, hotels, high-rise office buildings

Infrastructure – Water treatment plants, pumping stations, railway signaling

Renewable Energy – Solar farm output conditioning, wind farm auxiliary power

Construction Sites – Tower cranes, concrete batching plants, temporary power

Shipping & Logistics

Packing: Export-grade wooden crate or steel skid, moisture-proof wrapping,

Transport: Suitable for 20 ft / 40 ft container depending on unit size and quantity.

Delivery Time: Typically 20 – 45 days after order confirmation (adjust to your actual lead time).

Incoterms: EXW / FOB / CIF / DDP – flexible terms available.

Documentation: Commercial invoice, packing list, Bill of Lading, Certificate of Origin, factory test report, CE certificate.



Quality & Protection

Each stabilizer is inspected and tested before shipment to ensure reliable operation.

Quality Control

  • Input Voltage Test
  • Output Voltage Test
  • Load Test
  • Regulation Accuracy Test
  • Insulation Test
  • Protection Function Test
  • Temperature Rise Test
  • Full-Load Operation Test

Available Certifications:
[CE] | [ISO 9001] | [Other]


Customized Power Solutions

Every power system has different voltage and capacity requirements.

We provide customized stabilizer solutions based on your actual electrical conditions.

Customizable Options

  • Input Voltage
  • Output Voltage
  • Voltage Regulation Range
  • Rated Capacity
  • Phase Configuration
  • Frequency
  • Protection Functions
  • Cabinet Design
  • Cooling System
  • Control Interface
  • Logo & Nameplate

Send us your requirements:
Input Voltage: [____]
Required Output Voltage: [____]
Load Capacity: [____ kVA]
Load Type: [____]
Quantity: [____]

Our technical team will recommend a suitable configuration for your application.


Service bryanthu@kebang2022.com +86 17756594153 8617756594153