KSTAR UDC9101S 1kVA / 900W Online Double Conversion UPS with LCD Display

**1500VA Online Double Conversion UPS Tower Type, PF0.9, LCD display, 36Vdc Inbuilt 3*9Ah battery, IEC sockets, BS plug**

Description

The KSTAR UDC9101S is a 1kVA (1000VA) / 900W Online Double-Conversion Uninterruptible Power Supply (UPS) designed to provide continuous and reliable power protection for critical electronic equipment. Using advanced online double-conversion technology, the UPS constantly converts incoming AC power to DC and back to AC, ensuring that connected devices always receive clean, stable, and uninterrupted power with zero transfer time during outages.

This UPS is ideal for environments where power stability is crucial, such as servers, networking systems, telecommunications equipment, security systems, and office IT infrastructure. The unit protects devices from common power problems including power outages, voltage spikes, surges, brownouts, and electrical noise.

The UDC9101S features a wide input voltage range, allowing it to operate effectively even in areas with unstable power supply without frequently switching to battery mode. Its high output power factor of 0.9 allows more usable power for connected equipment compared to many standard UPS systems.

For ease of use, the UPS is equipped with an intelligent LCD display that provides real-time information such as input/output voltage, battery status, load level, and system alerts. It also includes multiple communication ports like USB and RS232, with an optional SNMP slot for remote monitoring and management, making it suitable for IT administrators and data center environments.

Additionally, the UPS integrates smart battery management technology to optimize charging and extend battery lifespan, ensuring reliable backup power when needed. With its compact tower design, strong protection features, and efficient performance, the KSTAR UDC9101S is a dependable power backup solution for both small business and professional IT applications.

KSTAR UDC9101S – Specifications

UPS Capacity: 1000VA / 900W
UPS Topology: Online Double Conversion
Input Phase: Single Phase (1/1)
Input Voltage Range: 110 – 300 VAC
Nominal Input Voltage: 220 / 230 VAC
Input Frequency Range: 40 – 70 Hz
Input Power Factor: Up to 0.99
Output Voltage Options: 200 / 208 / 220 / 230 / 240 VAC
Output Power Factor: 0.9
Output Waveform: Pure Sine Wave
Transfer Time: 0 ms (no interruption)
Voltage Regulation (Battery Mode): ±1%
Battery Type: Sealed Lead Acid (internal)
Battery Configuration: 2 × 12V / 9Ah batteries
Total Battery Voltage: 24V
Charging Current: Up to 12A
Charging Time: Approximately 6 – 8 hours to full charge
Output Connections: Up to 8 × IEC C13 outlets
Communication Interfaces: USB, RS232, RJ45, EPO, optional SNMP slot
Display: LCD monitoring panel
Operating Temperature: 0°C – 40°C
Humidity: 0 – 95% non-condensing
Dimensions: 440 × 305 × 86.5 mm
Weight: Approximately 10 – 11.3 kg
Form Factor: Rack/Tower (2U rackmount compatible)

These specifications make the KSTAR UDC9101S suitable for protecting servers, networking equipment, and critical IT infrastructure.

KSTAR UDC9101S – Key Features

Online Double-Conversion Technology – Ensures continuous clean and stable power by converting AC to DC and back to AC, eliminating transfer time during power outages.
1000VA / 900W Power Capacity – Provides reliable backup power suitable for servers, networking equipment, and office electronics.
Wide Input Voltage Range (110–300V) – Allows the UPS to operate efficiently even in unstable power environments without switching frequently to battery mode.
High Output Power Factor (0.9) – Delivers more usable power for connected devices, improving efficiency and performance.
Pure Sine Wave Output – Supplies clean and stable power suitable for sensitive electronics and IT equipment.
Intelligent LCD Display – Provides real-time information on UPS status, battery level, load capacity, and system alerts for easier monitoring.
Multiple Communication Interfaces – Includes USB, RS232, and optional SNMP support for remote monitoring and management.
Smart Battery Charging System – Optimizes battery charging and improves battery lifespan while maintaining reliable backup performance.
ECO Mode for Energy Saving – Reduces power consumption and improves overall energy efficiency during normal operation.
Generator Compatible – Works effectively with generator power sources, ensuring uninterrupted operation during extended outages.
Emergency Power Off (EPO) Function – Allows immediate shutdown of the UPS in emergency situations to protect equipment and personnel.
Comprehensive Protection – Protects connected equipment from overload, short circuit, surges, and voltage fluctuations.

These features make the KSTAR UDC9101S UPS a dependable power protection solution for IT equipment, servers, networking devices, and critical office systems.

KSTAR UDC9101S – Applications

Servers and Data Centers – Provides continuous and stable power to servers, preventing data loss and system downtime during power failures.
Networking Equipment – Protects routers, switches, firewalls, and other network infrastructure from power interruptions and voltage fluctuations.
Office Workstations – Ensures computers, monitors, and office electronics remain operational during short power outages, allowing users to save work safely.
Telecommunication Systems – Maintains reliable power for communication equipment such as PBX systems, modems, and telecom devices.
Security and Surveillance Systems – Keeps CCTV cameras, DVR/NVR systems, and access control devices running during power disruptions.
Small Server Rooms and IT Infrastructure – Ideal for protecting critical IT hardware in small and medium-sized business environments.
Medical and Laboratory Equipment – Provides clean and stable power required for sensitive electronic devices used in clinics and laboratories.
Retail and POS Systems – Ensures point-of-sale terminals, barcode scanners, and payment systems continue operating without interruption.

Why Choose the KSTAR UDC9101S UPS

Reliable Online Double-Conversion Technology – Provides the highest level of power protection by continuously converting AC power to DC and back to AC, ensuring zero transfer time during power outages and uninterrupted operation of critical equipment.
Stable and Clean Power Output – Produces a pure sine wave output, which is essential for sensitive devices such as servers, networking equipment, and IT systems.
Wide Input Voltage Range – Operates within a wide voltage range (around 110–300V), allowing it to handle unstable power environments without frequently switching to battery mode.
High Power Efficiency – With a 0.9 output power factor, the UPS delivers more usable power to connected devices compared to many standard UPS models.
Advanced Battery Management – Intelligent charging technology optimizes battery performance and helps extend battery lifespan while ensuring reliable backup during outages.
Multiple Monitoring and Communication Options – Supports USB, RS232, and optional SNMP, allowing remote monitoring and easier management of the UPS system.
Energy-Saving ECO Mode – Reduces power consumption when full UPS protection is not required, improving operational efficiency.
Generator Compatibility – Designed to work smoothly with backup generators, making it suitable for environments with frequent power outages.
Comprehensive Equipment Protection – Protects connected devices from overload, short circuits, voltage spikes, and electrical disturbances, ensuring long-term equipment safety.
Flexible Installation Design – Compact design with rack/tower installation options makes it suitable for offices, server rooms, and IT environments.

These advantages make the KSTAR UDC9101S a dependable solution for businesses and organizations that require stable, uninterrupted, and high-quality power protection for critical systems.