- A voltage regulator /Stabilizer designed to automatically maintain a constant voltage level; a Single/three-phase compensated voltage stabilizer is a contact adjustable automatic voltage compensation high power regulating power device. When the voltage from support network is varied due to loading current effected, it automatically regulates the output voltage to ensure the normal function of the varied of electrical & electronic equipment.
- This product is suitable for small and medium-sized power needs to be regulated power electric equipment, is the industrial production, scientific research and medical and health fields such as ideal regulated power supply, its minimal power consumption, can be continuous use for a long time.
- Automatic voltage regulation
- Protection against Low voltage & over voltage
- Wide input voltage range
- Short circuit & overload protection
- Selectable delay time
- Built-in transformer: servo motor
- Analog display

SBW-300KVA
Howa Power SBW-300000 AUTOMATIC VOLTAGE REGULATOR from the official distributor in Bangladesh. Warranty, professional installation & 24/7 technical support fr
টিএনএস ইঞ্জিনিয়ারিং সরাসরি আমদানিকারক হওয়ায় পাইকারি ডিলার, করপোরেট প্রজেক্ট ও গ্রাহকদের ভলিউম ভিত্তিক সেরা রেট প্রদান করে।
| Item / Parameter | Specification / Technical Value |
|---|---|
| Brand | HOWAPOWER |
| Capacity | 300KVA |
| Model | SBW-300000 |
| Type | Individual phase control |
| Phase | Three-Phase (3P+NE) |
| Voltage | AC 304~456V |
| Frequency | 50Hz |
| Voltage | AC 380±3% |
| Frequency | 50Hz (Same as input) |
| Protection | Over/Under voltage, Delay, Over Current, Short Circuit by a MCB/MCCB/ACB |
| Efficiency | AC-AC > 95% |
| Humidity | Humidity 20% to 90% |
| Temperature | 15°C-60°C |
| Control System | Step-less control with servo motor |
| Cooling system | Natural Air cooled |
| Dimensions | H×W×D-110cm×80cm×195cm |
| Weight | 755Kg (Approx) |
Application
The SBW-300KVA is widely utilized across critical power infrastructure, modern automation, and emergency backup environments:
Industrial Manufacturing
Automation machinery, CNC equipment, textile spinning, precision printing, and production lines.
Commercial & Enterprise
Data centers, telecommunication towers, financial institutions, and corporate building power management.
Healthcare & Laboratories
Diagnostic imaging, medical backup power, laboratory analysis systems, and hospital infrastructure.
Renewable & Energy Storage
Solar PV hybrid configurations, battery energy storage systems (BESS), and microgrid networks.
SBW-300KVA সম্পর্কিত সাধারণ প্রশ্নোত্তর
Product datasheets and technical manuals can be requested directly.
Contact Technical Support for Resources →Howa Power Voltage Stabilizers & Online UPS
TNS Engineering Ltd. is the official distributor of Howa Power servo voltage regulators (AVR 650VA–5000kVA) and WISMAR Online UPS systems in Bangladesh. Get official factory warranty and engineering support.

