When the power goes out, an APC battery backup with surge protection provides guaranteed power for computers, external hard-drives and other electronics, including your wireless router so you can maintain a network connection for your IoT devices when you need it most! Ideal for full-sized computers and monitors, the Back-UPS BE850G2 offers 450W of power, 9 total outlets, plus two USB Charging ports (2.4A shared).
Key Details | Adjustable voltage sensitivity
Provides the ability to adapt the UPS for optimal performance in specific power environments or generator applications.
Audible alarms
Provides notification of changing utility power and UPS power conditions
Automatic self-test
Periodic battery self-test ensures early detection of a battery that needs to be replaced.
Battery failure notification
Provides early-warning fault analysis on batteries enabling timely preventive maintenance
Building Wiring Fault Indicator
This LED informs users of potentially dangerous wiring problems in the wall circuit.
Cold-start capable
Provides temporary battery power when the utility power is out.
Disconnected battery notification
Warns when a battery is not available to provide backup power.
Hot-swappable batteries
Ensures clean, uninterrupted power to protected equipment while batteries are being replaced
Simple battery replacement
Increases UPS availability by allowing quick, easy battery replacement.
Transformer Block Spacing
Connect bulky transformer block plugs without covering up other outlets.
USB connectivity
Provides management of the UPS via a USB port (not available on all models).
- General Information
- Manufacturer
- Lenovo Group Limited
- Manufacturer Website Address
- http://www.lenovo.com/us/en/
- Brand Name
- Lenovo
- Product Line
- Back-UPS
- Product Type
- Line-interactive UPS
- Warranty
- Limited Warranty
- 3 Year
- Additional Warranty Information
Limited warranty - parts and labor - 3 years
- Directly Connected Equipment Guarantee
- $75000
- Technical Information
- Plug/Connector Type
- NEMA 5-15P
- Receptacle Type
- NEMA 5-15R
- USB Type A
- Receptacle Detail
- 9 x NEMA 5-15R
- 2 x USB Type A
- Number of Battery & Surge Outlets
- 6
- Number of Surge-only Outlets
- 3
- Overload Protection
- Yes
- Cord Length
- 5 ft
- Transfer Time
- 6 ms
- Application/Usage
- Computer
- External Hard Drive
- Electronic
- Wireless Router
- IOT Device
- Monitor
- Desktop
- Server
- Workstation
- Tablet
- Mobile Device
- Surge Suppression
- Yes
- Features
- Audible Alarm
- Cold Start Function
- Power Description
- Load Capacity (VA)
- 850 VA
- Load Capacity (Watt)
- 450 W
- Input Voltage
- 120 V AC
- Input Voltage Range
- 88 V AC - 142 V AC
- Output Voltage
- 120 V AC
- Input Frequency
- 50 Hz
- 60 Hz
- Output Frequency
- 50 Hz
- 60 Hz
- Waveform Type
- Stepped Approximated Sine Wave
- Surge Energy Rating
- 354 J
- Circuit Breaker
- Yes
- Management
- Alarm
- Changing Utility Power
- UPS Power Condition
- Controls/Indicators
- Status Indicators
LED Indicators:
- Wire fault indicator
- Battery failure notification
- Interfaces/Ports
- USB
- Yes
- Number of USB Ports
- 2
- Battery Information
- Number of Batteries
- 1
- Battery Characteristics
- Maintenance-free, Sealed, Leak-proof
- Battery Chemistry
- Lead Acid
- Battery Size
- 12V
- Backup/Run Time (Half Load)
- 10 Minute
- Backup/Run Time With External Battery Cabinet (Full Load)
- 35.60 Minute
- Backup/Run Time With External Battery Cabinet (Half Load)
- 1.32 Hour
- Typical Battery Recharge Time
- 8 Hour
- Hot Swappable
- Yes
- Replaceable Battery
- Yes
- Environmental Conditions
- Minimum Operating Temperature
- 32°F (0°C)
- Maximum Operating Temperature
- 104°F (40°C)
- Operating Humidity
- 0% - 95%
- Sound Emission (A-Weighted)
- 45 dB(A)
- Physical Characteristics
- Color Family
- Black
- Product Color
- Black
- Height
- 5.5"
- Width
- 12.9"
- Depth
- 4.1"
- Form Factor
- Floor/Wall Mountable
- Weight (Approximate)
- 9.04 lb
- Miscellaneous
- Package Contents
- APC Back-UPS 850VA, 120V, 2 USB charging ports, 9 NEMA outlets (3 surge)
- Power Cable
- USB Cable
- Certifications & Standards
- UL 1778
- cTUVus
- CEC
- CSA C22.2 No. 107.3
- IP50
- SVHC
- FCC CFR47 Part 15 B Class B
- Environmental Compliance
- Restriction of Hazardous Substances (RoHS)
- Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)