KSTAR UDC9106S 6kVA / 5400W Online Double Conversion UPS with 20 Internal Batteries

1:1ph Tower Online UPS, 6kVA/5.4kW, PF0.9Standard Unit with 20pcs*9ah/12v batts, Segment Screen Supports external battery connection With SNMP Slot/USB/RJ232/EPO, USB cable Without SNMP card, Output cable

Description

The KSTAR UDC9106S is a high-performance online double-conversion uninterruptible power supply (UPS) designed to provide continuous, clean, and reliable power for critical electronic equipment. With a capacity of 6000VA / 5400W, it protects sensitive devices from power interruptions, voltage fluctuations, spikes, and electrical noise.

This UPS operates using true online double-conversion technology, which constantly converts incoming AC power into DC and then back into stable AC output. This process ensures that connected equipment receives pure sine wave power without interruption, even during sudden power failures or unstable utility power.

The UDC9106S features a tower design with built-in batteries (20 × 12V/9Ah) that provide dependable backup power to keep systems running long enough to save work or safely shut down equipment during outages. It also includes an intelligent LCD display that shows important operating information such as input voltage, output voltage, battery status, load level, and system alerts.

Built for reliability and efficiency, this UPS supports advanced battery management, high input power factor, and communication interfaces such as USB and RS232, allowing monitoring and management of the system. It is widely used in environments where power stability is essential, including data centers, networking systems, telecommunications infrastructure, industrial control systems, and security equipment.

Overall, the KSTAR UDC9106S is an ideal solution for businesses and organizations that require high-capacity backup power and maximum protection for mission-critical equipment.

KSTAR UDC9106S UPS – Specifications

Brand: KSTAR
Model: UDC9106S
UPS Type: Online Double Conversion UPS
Capacity: 6000VA / 5400W
Input Voltage: 220 / 230 / 240 VAC
Input Voltage Range: 110 – 286 VAC
Input Frequency: 50 / 60 Hz (Auto sensing)
Input Power Factor: ≥ 0.99
Output Voltage: 220 / 230 / 240 VAC ±1%
Output Frequency: 50 / 60 Hz
Output Waveform: Pure Sine Wave
Efficiency: Up to 94%
Battery Type: Sealed Lead Acid (SLA)
Battery Quantity: 20 × 12V / 9Ah Internal Batteries
Battery Charging Current: Adjustable
Backup Time: Depends on load
Transfer Time: 0 ms (True Online UPS)
Display: LCD display with LED indicators
Communication Ports: USB, RS232
Optional Communication: SNMP Card for remote monitoring
Protection Features:
- Overload protection
- Short circuit protection
- Overcharge protection
- Deep discharge protection
- Over-temperature protection
Noise Level: Less than 55 dB
Operating Temperature: 0°C – 40°C
Relative Humidity: 0 – 95% (non-condensing)
Form Factor: Tower UPS
Dimensions: Approx. 197 × 460 × 720 mm
Weight: Approx. 60 kg

KSTAR UDC9106S UPS – Key Features

Online Double-Conversion Technology
The UPS uses true online double-conversion technology, which continuously converts incoming AC power to DC and then back to AC. This process ensures that connected equipment receives clean and stable power at all times, protecting devices from power fluctuations, spikes, and complete outages.
High Power Capacity (6000VA / 5400W)
With a strong capacity of 6kVA, the UDC9106S can support multiple critical devices simultaneously, including servers, networking equipment, and storage systems. This makes it ideal for medium to large IT environments that require reliable power backup.
Pure Sine Wave Output
The UPS delivers a pure sine wave output similar to utility power. This ensures compatibility with sensitive electronic equipment and prevents potential damage or malfunction caused by unstable or distorted power.
Wide Input Voltage Range
The system can operate within a wide input voltage range, allowing it to handle unstable power conditions without frequently switching to battery mode. This helps preserve battery life and ensures continuous operation even in areas with fluctuating electricity supply.
Advanced Battery Management System
The UPS includes an intelligent battery management system that optimizes battery charging and discharging cycles. This helps extend battery lifespan, improves performance, and ensures reliable backup power during outages.
Built-in Battery Pack
The UDC9106S is equipped with multiple internal batteries that provide dependable backup power when utility electricity fails. These batteries allow connected systems to continue operating temporarily or shut down safely.
LCD Monitoring Display
An intuitive LCD screen provides real-time information about the UPS status, including input voltage, output voltage, battery capacity, load level, and operating mode. This allows users to easily monitor the performance and condition of the UPS.
Multiple Communication Interfaces
The UPS supports communication ports such as USB and RS232, enabling connection to monitoring software for system management. Optional SNMP support allows remote monitoring and control through a network.
High Efficiency Operation
The system is designed for energy efficiency, reducing power losses and operating costs while maintaining reliable protection for connected equipment.
Comprehensive Protection Features
The UPS provides protection against overload, short circuits, overheating, battery overcharge, and deep discharge. These safety mechanisms help protect both the UPS and the connected equipment from electrical damage.

KSTAR UDC9106S UPS – Application Scenarios

Data Centers and Server RoomsThe UDC9106S provides reliable backup power for servers, storage systems, and networking devices in data centers. It ensures continuous operation and prevents data loss during power outages or electrical disturbances.
Corporate IT InfrastructureBusinesses use this UPS to protect desktop computers, workstations, routers, and switches. It helps maintain productivity by preventing sudden shutdowns and protecting valuable equipment.
Telecommunication SystemsTelecom equipment such as communication servers, base stations, and network devices require uninterrupted power. The UDC9106S ensures stable power supply to keep communication systems running without interruption.
Medical and Laboratory EquipmentHospitals and laboratories rely on sensitive medical devices and diagnostic equipment that require clean and stable power. This UPS protects such systems from power disturbances that could affect performance or accuracy.
Industrial Automation SystemsManufacturing plants and industrial facilities use the UPS to protect automation controllers, monitoring systems, and production equipment from power fluctuations and outages.
Security and Surveillance SystemsThe UPS provides reliable backup power for CCTV cameras, security control panels, and monitoring systems, ensuring continuous surveillance even during power failures.
Network InfrastructureIt supports routers, switches, and network storage systems in offices, schools, and enterprises, ensuring stable internet connectivity and network performance.
Financial InstitutionsBanks and financial offices use this UPS to protect ATMs, transaction servers, and financial systems that require continuous and stable power to avoid service interruptions.

Why Choose the KSTAR UDC9106S UPS

Reliable Online Double-Conversion Technology
The UDC9106S uses true online double-conversion technology, which continuously converts incoming power to provide clean and stable electricity. This ensures connected equipment remains protected from voltage fluctuations, spikes, and power outages.
High Power Capacity for Critical Equipment
With a capacity of 6000VA / 5400W, the UPS can support demanding devices such as servers, networking equipment, telecom systems, and industrial electronics. This makes it suitable for businesses that rely on uninterrupted power.
Pure Sine Wave Output for Sensitive Devices
The UPS produces a pure sine wave output, which is essential for sensitive equipment like servers, medical devices, and communication systems. Clean power helps prevent malfunction and hardware damage.
High Efficiency and Energy Savings
The system operates with an efficiency of up to 94%, reducing energy loss and lowering operational costs while still delivering reliable power protection.
Large Internal Battery Capacity
It includes multiple internal batteries (typically up to 20 × 12V batteries), providing dependable backup power and allowing enough time to safely continue operations or shut down systems during outages.
Advanced Monitoring and Control
The UPS features an LCD display and communication interfaces (USB, RS232, optional SNMP), enabling easy monitoring, management, and remote control of the power system.
Designed for Professional and Enterprise Use
Its robust tower design, intelligent battery management, and multiple protection features make it ideal for data centers, offices, medical facilities, and industrial environments where uninterrupted power is essential.
Wide Input Voltage Range
The UPS can operate within a wide input voltage range, allowing it to function reliably even in areas with unstable electricity supply, which helps preserve battery life and improve uptime.

Summary:
The KSTAR UDC9106S is a dependable 6kVA enterprise-grade UPS that delivers stable power, strong battery backup, high efficiency, and advanced monitoring—making it a reliable choice for protecting critical business equipment.