APC BE850G2-FR uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA 520 W

The APC BE850G2-FR is a compact standby uninterruptible power supply (UPS) with 0.85 kVA capacity and 520 W output power. Designed for home and small-office use, it offers USB Type-C charging, data-line surge protection and hot‑swappable, user-replaceable batteries with up to five years of battery life and a typical recharge time of 16 hours.

Advantages

Adjustable voltage-transfer points maximize useful battery life by widening the input voltage window or tightening the output regulation. Audible alarms, battery charging and failure indicators, and a building wiring fault LED provide clear status information and early warning of issues. Cold-start capability and disconnected battery notification ensure the unit can provide temporary power or alert you when backup is unavailable. The unit is safety-agency approved and supports USB connectivity for power management via PC. USB charging ports let you charge mobile devices directly from the UPS.

Suitable for

• Protecting desktop PCs and workstations
• Home office equipment (modem, router, NAS)
• Small network devices and VoIP equipment
• Charging smartphones and tablets via USB ports

Key specifications

• Model: APC BE850G2-FR
• Output power capacity: 0.85 kVA
• Output power: 520 W
• Battery life: up to 5 years (typical)
• Battery recharge time: 16 hours (typical)
• Data/Network protection: 10/100Base-T compatible surge protection
• Ports: USB Type-C charging port, USB connection for PC management
• Colour: Black
• Weight: 4.5 kg
• Certifications: CE, EAC, RoHS compliant

How to use

Place the UPS on a stable, level surface near the equipment to be protected and the mains outlet. Connect your devices to the UPS output sockets and plug the UPS into the mains. Use the USB connection to enable power-management features on a connected PC if required. Replace batteries following the instructions in the user manual; batteries are hot‑swappable and user‑replaceable to minimize downtime. If utility power is lost, use the cold-start feature to power equipment temporarily from the battery.

Recommendations

For reliable backup, regularly run the automatic self-test and monitor the battery charging and failure indicators. Avoid overloading the UPS beyond its 520 W rating and ensure periodic inspection of wiring indicated by the building wiring fault LED. Replace batteries when the unit notifies of reduced battery health to maintain uninterrupted protection.