120KVA Three Phase Automatic Voltage Regulator | Industrial Grade AVR for Global Applications
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EMAIL: daniel@shlepus.com | Whatsapp: +86 18979230829
Product Overview
Our SBW-120KVA 120KVA Three Phase Automatic Voltage Regulator (AVR) is a high-performance industrial voltage stabilization solution, engineered to deliver consistent, reliable power for critical electrical equipment across global markets. Tailored for electrical engineers, manufacturing plants, CNC machine tools, photovoltaic systems, power transmission equipment, precision instruments, generator manufacturers, and EV charging stations, it eliminates risks from grid voltage fluctuations, sags, surges, and imbalances. Compatible with robots, elevators, laser cutting machines, air compressors, medical equipment, and more, this AVR ensures uninterrupted operation and extended service life of your valuable assets.
Core Features & Competitive Advantages
This 120KVA 3 phase automatic voltage regulator stands out with industry-leading performance and durability:
- Superior Power Performance: Delivers ±2% output accuracy, ultra-fast voltage regulation response, low power losses, full capacity output, and a wide voltage regulation range, maintaining stable power even in harsh grid environments.
- Intelligent & User-Friendly Design: Integrated brake wheels enable flexible mobility; optimized heat emission design prevents overheating during continuous operation; high-quality industrial-grade switches and reinforced insulation terminals deliver exceptional safety and long-term reliability. The advanced multifunctional LCD screen provides clear real-time data display and working status monitoring, with on-screen button controls for parameter setting.
- High-Quality Core Components: A powerful high-torque motor drives double carbon brushes for faster, more precise voltage regulation; wear-resistant high-conductivity carbon brushes minimize abrasion; full purple copper column wiring ensures accurate voltage stabilization and no false power labeling; high-grade transformer compensation winding boosts voltage regulation efficiency.
- Comprehensive Protection System: Equipped with full-suite safety features including over voltage, low voltage, over load, short-circuit, over temperature, time delay, reverse phase sequence, phase lack, frequency protection, and neutral line missing alert, safeguarding both the AVR and connected equipment 24/7.
Why Choose Our 120KVA Three Phase AVR?
As a professional global voltage regulator manufacturer with full OEM/ODM capabilities, we deliver end-to-end solutions tailored to your needs:
- Full Customization Support: Flexible customization of product parameters, appearance, configuration, logo branding, and packaging to meet regional and project-specific requirements.
- Rigorous Quality Assurance: Every unit undergoes strict pre-shipment full-load testing to ensure zero defects, with CE and ISO9001 certification compliant with international industrial standards.
- Comprehensive Services: Free professional product photography and video making; lifetime free telephone technical guidance; professional after-sales engineering team for video call support, on-site installation and commissioning; free component replacement for quality issues within the warranty period.
- Flexible Supply & Logistics: We support multiple shipping modes (sea, air, land, express, railway) and full incoterms, with a minimum order quantity of just 1 unit. Our monthly production capacity reaches 10,000 units for low-power products and 2,000 units for high-power models, ensuring stable supply for global clients across Asia, Africa, Europe, North and South America.
Technical Specifications
| Parameter |
Specification |
| Product Name |
120KVA Three Phase Automatic Voltage Regulator |
| Model |
SBW-120KVA |
| Rated Capacity |
120KVA |
| Rated Frequency |
50/60Hz |
| Input Voltage Range |
3 Phase 380VAC±20% (A B C N) |
| Output Voltage |
3 Phase 380VAC (a b c n PE) |
| Max Input/Output Current |
182A |
| Output Accuracy |
±2% |
| Working Temperature |
-10°C to +45°C |
| Cabinet |
Metallic Type, RAL 7035 Color Or Customized |
| Display System |
Multifunctional LCD Screen |
| Load Compatibility |
Inductive, Capacitive, Resistive Loads |
| Power Factor |
80% |
| Working Mode |
Bypass/Voltage Stabilization Alternative |


Frequently Asked Questions (FAQ)
- How long is the lead time?
Normally 3-7 working days for standard products. For bulk and customized orders, production takes 20-30 working days.
- How do you control product quality?
Professional QC teams monitor raw materials and manufacturing processes. All products are shipped only after passing strict full-load testing.
- What are your payment terms?
30% deposit for standard products, at least 50% advance payment for customized products, with balance paid before shipment.
- Do you provide installation technical support?
Yes. We have a professional technical team offering lifetime free telephone guidance, video support, and on-site installation services.
- What packaging do you use?
Large products use reinforced fumigation-free wooden cases for international shipping; small products use high-strength cartons. Custom packaging is available.
- Do you accept OEM/ODM services?
Yes, we fully support OEM/ODM, including custom logo placement on products, manuals, and specifications for qualified bulk orders.
- What is your main market?
Our products are sold globally, covering Asia, Africa, Europe, North America, and South America.
- What is your production capacity?
Approximately 10,000 units/month for low-power products, and 2,000 units/month for high-power industrial AVRs.
- What is the MOQ?
The minimum order quantity is 1 set for standard models.
- What is the warranty period?
We provide a 12-month standard warranty, with free component replacement for non-human-induced quality issues.
- Can you customize input/output voltage?
Yes, we support customized voltage ranges to meet different regional grid standards and application needs.
- Does this AVR have a bypass function?
Yes, the standard bypass function enables direct mains power access for maintenance without interrupting load power supply.