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Floor/Wall Mountable - 8 Hour Recharge - 120 V AC Input - 120 V AC Output - Stepped Approximated Sine Wave - USB - 9 x NEMA 5-15R, 2 x USB Type A Receptacle(s) - 6 x Battery/Surge Outlet
MSRP$200.00
$162.62
Save 19%Back-ordered — ships when restocked.
Special order — estimated available by September 10, 2026.
Genuine Lenovo through authorized distribution — TAA country-of-origin verified and NDAA §889 screened before checkout.
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).
| Additional Warranty Information | Limited warranty - parts and labor - 3 years |
|---|---|
| Application/Usage | Computer, External Hard Drive, Electronic, Wireless Router, IOT Device, Monitor, Desktop, Server, Workstation, Tablet, Mobile Device |
| Battery Chemistry | Lead Acid |
| Package Contents |
|
| Product Type | Line-interactive UPS |
| Circuit Breaker | Yes |
| Hot Swappable | Yes |
| Input Voltage | 120 V AC |
| Manufacturer Part Number | 78175720 |
| Limited Warranty | 3 Year |
| Output Voltage | 120 V AC |
| Weight (Approximate) | 9.04 lb |
| Features | Audible Alarm, Cold Start Function |
| Form Factor | Floor/Wall Mountable |
| Status Indicators | LED Indicators: Wire fault indicator Battery failure notification |
| Manufacturer | Lenovo Group Limited |
| Product Name | APC Back-UPS 850VA, 120V, 2 USB charging ports, 9 NEMA outlets (3 surge) |
| Overload Protection | Yes |
| Product Line | Back-UPS |
| Surge Energy Rating | 354 J |
| Surge Suppression | Yes |
| Waveform Type | Stepped Approximated Sine Wave |
| Brand Name | Lenovo |
| Plug/Connector Type | NEMA 5-15P |
| Input Voltage Range | 88 V AC - 142 V AC |
| Output Frequency | 50 Hz, 60 Hz |
| Alarm | Changing Utility Power, UPS Power Condition |
| Cord Length | 5 ft |
| Height | 5.50" |
| Width | 12.90" |
| Depth | 4.10" |
| Input Frequency | 50 Hz, 60 Hz |
| Battery Size | 12V |
| Receptacle Type | NEMA 5-15R, USB Type A |
| USB | Yes |
| Minimum Operating Temperature | 32°F (0°C) |
| Maximum Operating Temperature | 104°F (40°C) |
| Number of USB Ports | 2 |
| Number of Batteries | 1 |
| Backup/Run Time (Half Load) | 10 Minute |
| Battery Characteristics | Maintenance-free, Sealed, Leak-proof |
| Load Capacity (VA) | 850 VA |
| Load Capacity (Watt) | 450 W |
| Replaceable Battery | Yes |
| Operating Humidity | 0% - 95% |
| Number of Battery & Surge Outlets | 6 |
| Number of Surge-only Outlets | 3 |
| Transfer Time | 6 ms |
| Typical Battery Recharge Time | 8 Hour |
| Product Color | Black |
| Backup/Run Time With External Battery Cabinet (Full Load) | 35.60 Minute |
| Backup/Run Time With External Battery Cabinet (Half Load) | 1.32 Hour |
| Receptacle Detail | 9 x NEMA 5-15R, 2 x USB Type A |
| Sound Emission (A-Weighted) | 45 dB(A) |
| Environmental Compliance | Restriction of Hazardous Substances (RoHS), Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) |
Matched on Wall-mountable
$306.68
Back-ordered$3,448.29
Back-orderedSend a bill of materials or part numbers — we confirm stock, TAA country of origin and a below-market total. No payment up front.
