CyberPower BU650E 650 VA UPS

650 VA · 390 W W · Line-Interactive · 3

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Capacity 650 VA
Wattage 390 W
Topology Line-Interactive
Outlets 3
Output waveform Simulated sine

CyberPower BU650E 650 VA UPS is a line-interactive UPS rated 650 VA (390 W). Add up what you plug in (PC, monitor, router) and keep it under about 70% of the watt rating, so it doesn't run flat in seconds during a power cut. It came out in 2026.

Released: 2026-03-31

Specifications

Key specs

Capacity: 650 VA
Wattage: 390 W
Topology: Line-Interactive
Outlets: 3
Output waveform: Simulated sine
Released: 2026-03-31
Part number: BU650E-AU
EAN / UPC: 4712364146763

Features

UPS topology: Line-Interactive
Output power capacity: 0.65 kVA
Output power: 390 W
Waveform: Simulated sine
Input operation voltage (min): 167 V
Input operation voltage (max): 295 V
Input frequency: 50/60 Hz
Output frequency: 50/60 Hz
Automatic Voltage Regulation (AVR): Yes
Maximum current: 2.83 A
Surge energy rating: 150 J
Response time: 4 ms
Heat dissipation: 36.8 BTU/h
EMI/RFI noise filtering: Yes
Noise level: 40 dB
Surge protection: Yes
Power protection features: Overload, Surge protection
Audible alarm(s): Yes
Audible alarm modes: Low battery alarm, Fault, Overload alarm, Alarm when on battery

Ports & interfaces

AC outlet types: Type I
AC outlets quantity: 3 AC outlet(s)
Number of outlets (Protection): 3

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Battery

Battery technology: Sealed Lead Acid (VRLA)
Battery recharge time: 8 h

Design

Form factor: Compact
Housing material: Plastic
Cable length: 1.2 m
Product colour: Black
LED indicators: Yes

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -20 - 50 °C
Operating relative humidity (H-H): 0 - 90%
Storage relative humidity (H-H): 0 - 90%
Operating altitude: 0 - 3000 m
Non-operating altitude: 0 - 3000 m

Weight & dimensions

Width: 158 mm
Depth: 240 mm
Height: 91.5 mm
Weight: 4.1 kg

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About this product

CyberPower BU650E provides home and office users with a reliable battery backup and safeguards office PCs and other electronic devices from surges, spikes, brownouts and other power irregularities. As all CyberPower UPSs are designed with fireproof plastic housing, this product provides an outstanding fire-resistant capability (as compared to similar products) to minimize possible damage to valuable assets in case of fire. The innovative Battery Management Technology significantly increases battery efficiency and promotes increased battery performance and longer battery life. Configurable alarm allows users to switch the audible alarm on or off during battery mode to avoid unnecessary disturbances. Its desktop design allows users to place it easily on desks or other tight spaces.

Datasheet (PDF)

BU650E vs similar UPS

	CyberPower BU650E 650 VA UPS	CyberPower Line-Interactive USV 650VA/360WLCD, AVR, USB, Outlets (3) Schuko	CyberPower BU650EG-FR 650 VA UPS	APC BVR800I-GR 800 VA UPS
Capacity	650 VA	650 VA	650 VA	800 VA
Wattage	390 W	360 W	360 W	450 W
Topology	Line-Interactive	Line-Interactive	Line-Interactive	Line-Interactive
Outlets	3	3	3	4
Output waveform	Simulated sine	Simulated sine	Sine	Simulated sine
Released	2026	2024	2024	2026