KSTAR UA80 800VA / 480W Line-Interactive UPS with AVR Backup Power

**Line-Interactive UPS, 800VA/480W, 240V/50HzLCD+2*Uni-Sockets, Plastic case, British cableWith 1pcs 12V/9Ah battery(2.3kg) Without Communication interface, output cables**

Description

The KSTAR UA80 800VA Line‑Interactive UPS is a compact and reliable power backup solution designed to protect computers, networking devices, and office electronics from power interruptions, voltage fluctuations, and electrical surges. It uses line-interactive UPS technology with Automatic Voltage Regulation (AVR) to stabilize incoming voltage and maintain a steady power supply for connected equipment.

With a capacity of 800VA / 480W, the UA80 provides sufficient backup power for small office and home office devices such as desktop PCs, routers, modems, POS systems, and CCTV equipment. When a power outage occurs, the UPS automatically switches to battery mode within milliseconds, allowing devices to continue running or shut down safely without data loss.

The UPS is equipped with an LCD display that allows users to monitor important parameters such as input voltage, battery level, load level, and operating status. It also includes a USB communication interface for monitoring and power management through connected computers. Additional features such as cold start capability, generator compatibility, and built-in self-diagnostic functions improve reliability and ease of use.

Designed in a compact tower form factor, the KSTAR UA80 is easy to install in homes or offices while delivering dependable power protection for sensitive electronic equipment.

KSTAR UA80 (800VA / 480W) – Specifications

General Specifications

Model: UA80 / KS-UA800
UPS Type: Line-Interactive UPS
Capacity: 800VA / 480W
Form Factor: Tower
Number of Outlets: 2 × CEE 7/3 (Schuko) sockets

Input

Nominal Input Voltage: 110/120V or 220/230/240V AC
Input Voltage Range: 162 – 290V AC
Input Frequency Range: 50 / 60 Hz ±10%

Output

Output Voltage: 230V AC
Waveform (Battery Mode): Simulated sine wave
Frequency (Battery Mode): 50 / 60 Hz ±1 Hz
Transfer Time: 2 – 6 ms (10 ms maximum)

Battery

Battery Type: Sealed Lead-Acid
Battery Capacity: 1 × 12V / 9Ah
Recharge Time: 6 – 8 hours (to 90% capacity)

Display & Interfaces

Display: LCD / LED status indicators
Communication Ports: USB / RS-232
Monitoring: Load level, battery level, input/output voltage, fault alerts

Protection

Overload protection
Overcharge protection
Short-circuit protection
Automatic Voltage Regulation (AVR)

Environmental

Operating Temperature: 0°C – 40°C
Humidity: 0 – 95% (non-condensing)
Noise Level: < 40 dB

Physical

Dimensions (W × D × H): 101 × 298 × 142 mm
Weight: ~4.9 kg

KSTAR UA80 (800VA / 480W) UPS – Key Features

1. Line-Interactive UPS Technology
The KSTAR UA80 uses line-interactive technology to regulate incoming power and provide stable electricity to connected devices. It automatically corrects minor voltage fluctuations without switching to battery, improving efficiency and extending battery life.

2. Automatic Voltage Regulation (AVR)
Built-in AVR stabilizes both low and high voltage conditions, ensuring that connected equipment receives consistent and safe power even when the main electricity supply is unstable.

3. 800VA / 480W Backup Capacity
With a power capacity of 800VA / 480W, the UPS can support essential devices such as desktop computers, routers, CCTV systems, POS machines, and other small office electronics during power interruptions.

4. Fast Transfer Time
The UPS switches from mains power to battery mode within milliseconds (typically 2–6 ms). This fast transfer ensures that connected devices continue operating without interruption or data loss.

5. LCD / LED Status Display
The built-in display provides real-time information such as input voltage, battery status, load level, and operating mode, making it easy for users to monitor the UPS performance.

6. Cold Start Capability
The cold start function allows the UPS to start and supply power directly from the battery even when there is no utility power available, providing emergency power when needed.

7. Multiple Protection Functions
The UA80 includes protection against overload, short circuits, battery overcharge, and power surges, helping to safeguard both the UPS and the connected devices.

8. USB Communication Interface
The UPS features a USB communication port that allows connection to a computer for monitoring, management, and automatic system shutdown using UPS management software.

9. Compact Tower Design
Its compact tower form factor makes the UPS easy to place on a desk or in a small office environment without taking up much space.

10. Quiet Operation
Designed with low-noise operation, the UA80 can be used comfortably in offices, homes, and small workspaces without causing distractions.

KSTAR UA80 (800VA / 480W) UPS – Applications

1. Desktop Computers and Workstations
Provides reliable backup power for office and home computers, allowing users to continue working or safely save data and shut down systems during power outages.

2. Networking Equipment
Protects routers, modems, and switches from sudden power interruptions, ensuring stable internet connectivity and continuous network operation.

3. CCTV and Security Systems
Keeps surveillance cameras and security recording systems running during power failures, maintaining continuous monitoring and security.

4. Point of Sale (POS) Systems
Ensures retail POS machines and payment systems remain operational during power interruptions, helping businesses avoid transaction disruptions.

5. Small Office and Home Office (SOHO) Equipment
Ideal for powering small office devices such as printers, scanners, and communication equipment in environments with unstable electricity.

6. Telecommunication Devices
Supports devices like VoIP phones and communication systems that require stable power for uninterrupted communication.

7. Home Electronics
Can be used to protect small electronic devices such as TVs, gaming consoles, and media systems from power surges and outages.

Why Opt to Use the KSTAR UA80 (800VA / 480W) UPS

1. Reliable Power Protection
The KSTAR UA80 protects connected devices from power outages, voltage fluctuations, and electrical surges, ensuring equipment operates safely and reliably.

2. Automatic Voltage Stabilization
With built-in Automatic Voltage Regulation (AVR), the UPS stabilizes unstable power without always switching to battery, which improves efficiency and extends battery life.

3. Prevents Data Loss and Equipment Damage
During sudden power failures, the UPS provides backup power that allows users to save important work and properly shut down computers and systems.

4. Ideal for Small Office and Home Use
Its 800VA / 480W capacity is perfect for powering essential devices such as PCs, routers, POS systems, and CCTV equipment.

5. Fast Response to Power Failures
The UPS quickly switches to battery power within milliseconds, ensuring connected equipment continues operating without interruption.

6. Easy Monitoring and Management
The LCD/LED indicators display important information such as battery level, load status, and input voltage, making it easy to monitor system performance.

7. Compact and Space-Saving Design
The tower design is compact and lightweight, making it suitable for desks, offices, and home environments with limited space.

8. Cost-Effective Power Backup Solution
The UA80 provides essential power protection at an affordable cost, making it a practical choice for individuals and small businesses.