Offline UPS – Pure Sine Wave
Industrial Microcontroller-Based Pure Sine Wave Offline UPS Delivering Stable Backup Power for Commercial, Industrial & Critical Applications
- Pure Sine Wave Output
- Microcontroller-Based Technology
- MOSFET / IGBT Design
- Automatic Voltage Regulation
- Single & Three Phase Models
Key Highlight

Simulated
Wave Output

DSP Based
PWM Technology

Fast Battery
Charging

Wide Inpur
Voltage Range

Intelligent Battery
Management

Auto
Restart

Overload
Protection

Short Circuit
Protection

Eco Friendly
Operation

Stylish Compact
Body

Low noise
Performance

Energy Saving
Design
Product Overview
The TANIESH Offline UPS – Pure Sine Wave is a high-performance power backup solution engineered to provide uninterrupted, clean, and stable power for sensitive electrical and electronic equipment. Built using advanced Microcontroller-Based PWM Technology with MOSFET/IGBT switching, the system delivers reliable Pure Sine Wave output, ensuring excellent compatibility with modern industrial and commercial loads.
Designed for continuous performance, the UPS protects connected equipment against voltage fluctuations, power failures, overload conditions, and electrical disturbances. With intelligent battery charging, automatic voltage regulation, wide input voltage tolerance, and flexible battery configurations, the TANIESH Offline UPS is ideal for organizations that require dependable backup power without compromising equipment safety or operational efficiency.
Available in multiple capacities and both Single Phase and Three Phase configurations, the system serves a wide range of industries including IT infrastructure, healthcare, manufacturing, banking, telecom, security, and commercial establishments.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Offline UPS – Pure Sine Wave |
| Technology | Microcontroller-Based PWM Technology |
| UPS Type | Offline UPS |
| Output Waveform | Pure Sine Wave |
| Power Range | 0.5 kVA to 40 kVA (Model Dependent) |
| Switching Technology | MOSFET / IGBT Design |
| Input Voltage | 415V ±25% (Three Phase Models) |
| Input Frequency | 50Hz ±3Hz |
| Output Voltage Regulation | ±1% |
| Output Frequency | 50Hz ±0.5Hz |
| Power Factor | 0.8 Typical |
| Battery Voltage | 12VDC to 360VDC (Model Dependent) |
| Battery Charging | Constant Voltage / Constant Current Intelligent Charging |
| Recharge Time | 6–10 Hours (Depending on Battery Capacity) |
| Automatic Voltage Regulation | Built-in AVR |
| Display | LCD Display (Optional) |
| Cold Start | Supported |
| Efficiency | Up to 95% |
| Protection Features | Battery Protection, Charger Protection, Overload Protection, Short Circuit Protection & Inverter Protection |
| Operating Temperature | 0°C to 40°C |
| Relative Humidity | Up to 95% Non-Condensing |
| Acoustic Noise | < 60 dB |
| Applications | Servers, Workstations, Telecom, Networking Equipment, ATMs, POS Systems, Security Systems, Industrial Equipment & Commercial Facilities |
- Pure Sine Wave Output for Sensitive Equipment
- Advanced PWM-Based Digital Technology
- High-Speed MOSFET / IGBT Switching Design
- Wide Input Voltage & Frequency Acceptance
- Automatic Voltage Regulation (AVR)
- Intelligent Constant Current & Constant Voltage Charging
- LCD Display for Real-Time Monitoring (Optional)
- Cold Start Function for Emergency Backup
- Fast Response During Power Interruptions
- Available in Single Phase & Three Phase Configurations
- Corporate Offices
- Data Centers
- Servers & Workstations
- Networking Equipment
- Telecom Infrastructure
- Banking & Financial Institutions
- Hospitals & Diagnostic Centres
- ATM & POS Systems
- Security & Surveillance Systems
- Manufacturing Industries
- Educational Institutions
- Commercial Buildings
Frequently Asked Questions
1. What is a Pure Sine Wave Offline UPS?
A Pure Sine Wave Offline UPS supplies clean, utility-quality power during outages, making it ideal for sensitive electronic and industrial equipment.
2.Which capacities are available?
The TANIESH Offline UPS is available in multiple capacities ranging from 0.5 kVA to 40 kVA, depending on the model.
3. Does the UPS include Automatic Voltage Regulation (AVR)?
Yes. Selected models include built-in Automatic Voltage Regulation to maintain stable output voltage during input fluctuations.
4. Can this UPS support both Single Phase and Three Phase systems?
Yes. TANIESH offers both Single Phase and Three Phase Offline UPS models based on application requirements.
5. Which industries commonly use this UPS?
It is widely used in IT infrastructure, healthcare, telecom, manufacturing, banking, networking, security systems, educational institutions, and commercial facilities.

"Our servers have experienced uninterrupted operation since installing the TANIESH Offline UPS. Performance has been outstanding."
Sriram