APC Back-UPS BE850G2

About the Product

APC Back-UPS BE850G2 is an 850VA / 450W uninterruptible power supply (UPS).
Provides battery backup during power outages.
Offers surge protection against voltage spikes and surges.
Includes 9 outlets (6 battery + surge, 3 surge-only).
Features 2 USB charging ports for mobile devices.
Ideal for home offices, networking equipment, and small electronics.

Description
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APC by Schneider Electric Back-UPS ES BE850G2 IT 850VA 8 Surge Protected Outputs 2 USB Charging Ports 520W

Description

The APC Back-UPS BE850G2 is an 850VA / 450W uninterruptible power supply (UPS) designed to provide battery backup and surge protection for home and office electronics. It features 9 outlets (6 battery + surge, 3 surge-only) and 2 USB charging ports, helping keep devices like PCs, routers, and modems running during power outages while protecting them from voltage spikes and surges.

Specifications

Power & Performance

Rated Capacity: 850 VA / 450 W (120 VAC model)
Output Voltage: 120 VAC, 50/60 Hz ±3 Hz
Topology: Standby (offline)
Waveform: Simulated (stepped) sine wave
Typical Transfer Time: 6 ms (typical) / up to 10 ms
Surge Energy Rating: 354 Joules

Outlets & Interfaces

Total Outlets: 9 × NEMA 5-15R (6 battery backup + surge, 3 surge-only)
USB Charging Ports: 2 × USB-A (2.4 A shared)
Communications Port: USB interface for monitoring/control

Battery

Battery Type: Sealed lead-acid, user-replaceable (RBC17)
Recharge Time: ~8 hours
Hot-Swappable: Yes (with care)

Physical & Environmental

Dimensions: ~12.87 × 5.47 × 4.13 in (32.7 × 13.9 × 10.5 cm)
Weight: ~9.04 lb (4.1 kg)
Operating Temp: 0 – 40 °C
Humidity (Operating): 0 – 95 % non-condensing
Noise Level: ~45 dBA

Protection & Monitoring

LED Status Indicators: Yes (online, on battery, replace battery)
Audible Alarms: Yes (battery, overload, utility change)
Safety Certifications: UL, FCC, RoHS, CEC

Features

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-tests ensure early detection of a battery that needs replacement.
Battery charging indicator
Lets you know when your battery is charging and when it is fully charged.
Battery failure notification
Provides early-warning fault analysis on batteries, enabling timely preventive maintenance
Building Wiring Fault Indicator
This LED indicates potentially dangerous wiring problems in the wall circuit.
Cold-start capable
Provides temporary battery power when the utility power is out.
Dataline surge protection
Provides protection of connected equipment from power surges on the data lines.
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
Safety-agency approved
Ensures the product has been tested and approved to work safely with the connected service provider equipment and within the specified environment.
Simple battery replacement
Increases UPS availability by allowing quick, easy battery replacement.
USB charging ports
Simultaneously charge mobile devices, including smartphones and tablets.
USB connection
Use your PC to access additional power protection and management features for your UPS via a USB Port.
User-replaceable batteries
Increases availability by allowing a trained user to perform upgrades and replacements of the batteries, reducing Mean Time to Repair (MTTR)

The applications of the APC Back-UPS BE850G2

Home office computers: It provides temporary battery power to desktop computers and monitors during outages, allowing users to save their work and perform a proper shutdown to prevent data loss or hardware damage.
Networking equipment: The unit keeps modems, routers, and Wi-Fi access points powered during blackouts, ensuring continued internet access for communication, remote work, or online activities.
Gaming consoles: It prevents sudden power interruptions that could corrupt game data or damage the console, giving players enough time to safely exit and shut down the system.
Home entertainment systems: The UPS protects televisions, streaming devices, and audio systems from power surges and brief outages, reducing the risk of internal component damage.
External hard drives and NAS devices: By supplying backup power during unexpected outages, it helps prevent file corruption and potential data loss caused by improper shutdowns.
VoIP phones: It ensures internet-based phone systems remain operational during short power interruptions, which is important for maintaining communication in homes and small offices.
Small business workstations and POS systems: The UPS provides reliable backup power for office computers and point-of-sale equipment, minimizing downtime and helping maintain business continuity during power disturbances.