MaxGreen 850VA Backup Power Offline UPS

MaxGreen MGBK850-LI 850VA Offline UPS

The MaxGreen MGBK850-LI is an 850VA/480W Offline UPS designed to provide reliable backup power and protection for computers, networking equipment, and other compatible electronic devices. It operates with a 220Vac input and supports a wide input voltage range of 140-290VAC, helping maintain stable operation during common voltage fluctuations.

With its simulated sine wave output, fast 2-6ms typical transfer time, and built-in protection features, this UPS provides dependable backup performance for everyday power interruptions.

850VA/480W Capacity

The MaxGreen MGBK850-LI offers a rated capacity of 850VA/480W, making it suitable for powering compatible desktop computers, office equipment, networking devices, and other essential electronics during power failures.

Wide Input Voltage Range

This UPS supports an input voltage range of 140-290VAC with a nominal input voltage of 220Vac. The wide voltage range helps the UPS operate effectively under varying utility power conditions.

Simulated Sine Wave Output

During battery operation, the UPS delivers a Simulated Sine Wave waveform with an output voltage of 220Vac. The AC voltage regulation in battery mode is ±10%, while the battery-mode frequency is maintained at 50Hz ±1Hz.

Fast Transfer Time

The MaxGreen MGBK850-LI features a typical transfer time of only 2-6ms, allowing connected equipment to transition quickly to battery backup when the main power supply fails.

Reliable Internal Battery

The UPS uses an internal maintenance-free lead-acid battery rated at 12V/9Ah × 1. Its typical recharge time is approximately 4-6 hours to recover up to 90% capacity, helping prepare the UPS for subsequent power interruptions.

Full Protection System

The MaxGreen MGBK850-LI is equipped with multiple protection functions, including:

• Short-circuit protection

• Overload protection

• Battery discharge protection

• Battery overcharge protection

• Surge protection

These protection features help safeguard both the UPS and connected devices against common electrical problems.

Quiet Operation

With a noise level of less than 40dB, the MaxGreen MGBK850-LI is designed for relatively quiet operation, making it suitable for home, office, and other working environments.

USB/RS232 Connectivity

An optional USB/RS232 port is available for monitoring and communication. The UPS supports multiple operating systems, including Windows 2000/2003/XP/Vista/2008, Windows 7/8, Linux, Unix, and Mac.

Compact Design

The UPS has a compact dimension of 297 × 101 × 142mm (D × W × H). The listed net weight is approximately 4.2-4.6kg, making it convenient for desktop and small office environments.

Key Features of MaxGreen MGBK850-LI

• Capacity: 850VA/480W

• Input Voltage: 220Vac

• Input Voltage Range: 140-290VAC

• Input Frequency: 50Hz

• Output Voltage: 220Vac

• AC Voltage Regulation (Battery Mode): ±10%

• Frequency (Battery Mode): 50Hz ±1Hz

• Transfer Time: 2-6ms typical

• Waveform: Simulated Sine Wave

• Battery: Maintenance-free lead-acid

• Battery Type: 12V/9Ah × 1

• Recharge Time: 4-6 hours to 90% capacity

• Noise Level: <40dB

• Humidity: 0-90% RH, non-condensing

• Operating Temperature: 0-40°C

• Protection: Short Circuit, Overload, Battery Discharge/Overcharge, Surge

• Optional Interface: USB/RS232

• Dimension: 297 × 101 × 142mm

• Net Weight: 4.2-4.6kg

Buy MaxGreen MGBK850-LI 850VA Offline UPS from Samanta Computer

Buy the MaxGreen MGBK850-LI 850VA Offline UPS from Samanta Computer for reliable backup power and essential protection for your compatible electronic devices. With its 850VA/480W capacity, wide 140-290VAC input range, simulated sine wave output, fast transfer time, maintenance-free battery, and multiple protection functions, it is a practical choice for home and office power backup requirements.