In today’s connected world, a stable internet connection is essential for work, entertainment, and communication. Power outages can disrupt your online activities, especially if you rely on your router and modem. A battery backup for router and modem provides a seamless solution, ensuring your internet stays online during outages. This guide reviews the top 10 battery backup options, compares their features, and offers tips to choose the best fit for your needs.
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| 1 Best Overall |
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APC UPS 600VA / 330W UPS Battery Backup...
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| 2 Best Value |
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Amazon Basics UPS Battery Backup & Surge Protector,...
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| 3 |
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CyberPower SL700U Standby UPS Battery Backup and Surge...
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| 4 |
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GOLDENMATE 1000VA/800W Lithium UPS Battery Backup and Surge...
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| 5 |
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SKE Compact Size 625VA/360W UPS Battery Backup &...
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| 6 |
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Amazon Basics UPS Battery Backup & Surge Protector,...
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| 7 |
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GOLDENMATE 1000VA/600W Lithium UPS Battery Backup and Surge...
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| 8 |
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Shanqiu Mini UPS Battery Backup Uninterruptible Power Supply...
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| 9 |
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Mini UPS DC 20000mAh Battery Backup & Surge...
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| 10 |
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SKE SMART KEY ENERGY SKE 425VA/240W UPS Battery...
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Top 10 Battery Backup for Router and Modem Reviews
1. APC Back-UPS BE600M1
- 600VA / 330W RELIABLE BACKUP POWER: Supplies short‑term battery power during outages to maintain internet connectivity and allow safe shutdown of computer and other devices during power interruptions.
- STAY CONNECTED WHEN IT MATTERS MOST: Delivers up to 23 minutes of runtime when powering a 100W load. Mid-Size battery backup for computers, Wi‑Fi routers, modems, external drives, NAS, and Smart-Home IoT devices
- POWER & CHARGE ALL YOUR ESSENTIAL DEVICES: 7 well‑spaced outlets (5 battery backup + surge protection, 2 surge‑only), plus a USB‑A charging port (1.5A), provide reliable protection and fast charging for multiple devices
- INSTANT UPS STATUS & EASY BATTERY REPLACEMENT: Clear indicators and mutable audible alerts give quick UPS status updates. The battery is User‑replaceable with genuine APC replacement battery Model APCRBC154 (sold separately)
- ENHANCED PROTECTION FOR CONNECTED ELECTRONICS: Supported by a 3‑Year Warranty and $75,000 Equipment Protection, offering enhanced coverage for connected devices and added assurance against power‑related damage
- Capacity: 600VA / 330W
- Backup Time: Up to 10 minutes at half load
- Ports: 8 outlets (4 surge protected, 4 battery backup)
- Dimensions: 11.2 x 3.4 x 3.1 inches
Pros: Compact design, reliable surge protection, easy installation, budget-friendly.
Cons: Limited backup time for high-power devices, no USB charging ports.
Price Range: $60 – $80
Best For: Small households or offices needing basic router and modem backup.
2. CyberPower CP900EPFCLCD
- 1000VA/600W PFC Sine Wave Battery Backup Uninterruptible Power Supply (UPS) System designed to support active PFC and conventional power supplies; Safeguards computers, workstations, network devices, and telecom equipment
- 10 NEMA 5-15R OUTLETS: Five battery backup & surge protected outlets; Five surge protected outlets; INPUT: NEMA 5-15P right angle, 45 degree offset plug with five foot power cord; Two USB charge ports (1 Type-A, 1 Type-C) quickly charges mobile phones and tablets
- MULTIFUNCTION, COLOR LCD PANEL: Displays immediate, detailed information on battery and power conditions; Color display alerts users to potential issues before they can affect critical equipment and cause downtime; Screen tilts up to 22 degrees
- AUTOMATIC VOLTAGE REGULATION (AVR): Corrects minor power fluctuations without switching to battery power, thereby extending the life of the battery.
- 3-YEAR WARRANTY – INCLUDING THE BATTERY; $350,000 Connected Equipment Guarantee and FREE PowerPanel Personal Edition Management Software (Download)
- Capacity: 900VA / 540W
- Backup Time: 10-15 minutes at half load
- Features: LCD display, energy-saving outlets
- Dimensions: 13.7 x 4.7 x 8.5 inches
Pros: Large capacity, informative LCD, energy-efficient outlets, easy setup.
Cons: Slightly heavier, higher price point.
Price Range: $150 – $180
Best For: Home offices or small business setups needing longer backup.
3. APC UPS Battery Backup & Surge Protector
- KEEPS DEVICES RUNNING DURING POWER OUTAGES: Reliable 650VA / 390W UPS battery backup that protects home office electronics and keeps essential devices powered during blackouts, surges, and unexpected power interruptions
- STAY CONNECTED WHEN IT MATTERS MOST: Delivers up to 29 minutes of runtime when powering a 100W load. Mid-Size battery backup for computers, Wi‑Fi routers, modems, external drives, NAS, and Smart-Home IoT devices
- POWER & CHARGE ALL YOUR ESSENTIAL DEVICES: 8 well‑spaced outlets (4 battery backup + surge protection, 4 surge‑only), provide reliable battery backup and surge protection for multiple devices
- INSTANT UPS STATUS & EASY BATTERY REPLACEMENT: Clear indicators and mutable audible alerts give quick UPS status updates. The battery is User‑replaceable with genuine APC replacement battery Model RBC17 (sold separately)
- ENHANCED PROTECTION FOR CONNECTED ELECTRONICS: Supported by a 3‑Year Warranty and $75,000 Equipment Protection, offering enhanced coverage for connected devices and added assurance against power‑related damage
- Capacity: 750VA / 450W
- Backup Time: 8-10 minutes
- Ports: 8 outlets, 4 with battery backup
- Dimensions: 12 x 3.5 x 6 inches
Pros: Good value, reliable power protection, compact size.
Cons: Limited backup for high-power devices, no USB ports.
Price Range: $100 – $130
Best For: Basic internet setups with moderate power needs.
4. Tripp Lite UPS System
- 1500VA/900W UPS: Eight NEMA 5-15R outlets provide reliable UPS battery backup & surge protection for servers, computers, and peripherals. The six-foot NEMA 5-15P input power cord ensures easy connection to compatible AC outlets
- 2U RACK MOUNT UPS: Versatile mounting options in 2U rackmount space or vertical tower with included adapter. Ideal for small servers, network devices, desktop PCs, monitors, workstations, entertainment systems, wireless routers, and more
- AUTOMATIC VOLTAGE REGULATION: AVR corrects brownouts and overvoltages from 75V to 147V back to safe 120V without using battery power. Features Modified Sine Wave (PWM) output in battery mode and Sine Wave in AC mode for low total harmonic distortion
- ADVANCED POWER FEATURES: User-replaceable internal batteries and RJ45 Ethernet port for dataline surge protection up to 100 Mbps. The large rotatable LCD screen monitors operations like voltage, runtime, load, battery, and operating mode
- FULLY SUPPORTED: Protected by a 3-Year Limited Manufacturer's Warranty and a $250,000 Ultimate Connected Equipment insurance. To best support your purchase, Eaton's expert technical team is available via phone, web, or email to address any concerns
- Capacity: 850VA / 510W
- Backup Time: 10 minutes at half load
- Features: Automatic voltage regulation
- Dimensions: 11 x 4 x 6 inches
Pros: Voltage regulation, solid build, easy to use.
Cons: Slightly noisy, heavier than some models.
Price Range: $140 – $170
Best For: Users needing stable power during fluctuating voltages.
5. Eaton 3S550LCD
- Quiet operation - an internal fan only operates when in battery mode or correcting severe voltage variations, and a repetitive, audible alarm notification when on battery, can be disabled or silenced
- Power more devices with (8) outlets - (4) battery backup and surge protection outlets, (4) surge protection only outlets (5-15R outlets)
- Provide surge protection for your network data line as well as your powered devices (10/100 Mbps network support)
- Plug-and-play power management capability - USB port for automatic integration with Windows, Mac and Linux
- 3-year warranty on the UPS system and the internal batteries (user-replaceable), plus a $150,000 load protection guarantee for your connected equipment
- Capacity: 550VA / 330W
- Backup Time: 8-10 minutes
- Features: LCD display, surge protection
- Dimensions: 11 x 3.2 x 6 inches
Pros: Affordably priced, easy to monitor, reliable surge protection.
Cons: Limited backup for high power, smaller capacity.
Price Range: $90 – $110
Best For: Small homes or apartments with minimal devices.
6. APC Premium SurgeArrest
- 1080 Joule surge protection energy rating
- 4-outlet wall mount surge protector
- 4 timer controlled outlets can be programmed to turn on or off throughout the day; Note: timer settings affect all 4 outlets (outlets cannot be programmed independently)
- Designed to fit a 2-outlet configuration. Center screw firmly mounts unit on the wall, or can be removed by gently lifting off the red washer on the back of the unit
- Backed by APC's LIFETIME WARRANTY, and $50,000 connected-equipment policy
- Capacity: Not applicable (surge protector)
- Features: Surge protection, power filtering
- Dimensions: Compact design
Pros: Excellent surge protection, compact, easy to install.
Cons: No battery backup, only surge protection.
Price Range: $40 – $60
Best For: Protecting modem and router from surges without backup needs.
7. APC Back-UPS Pro BR1500G
- APC 1500 VA / 865W battery backup power supply
- 10 Outlets (NEMA 5-15R): 5 surge protector with battery backup; 5 outlets with Surge Protection Only
- Automatic Voltage Regulation (AVR): instantly corrects low/high voltage fluctuations without discharging the battery, and is Active PFC compatible
- A supplemental external Battery Pack provides even more runtime during outages (Sold Separately, model BR24BPG)
- 6' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P), and free Windows PC power-management software (Mac OS uses native "Energy Saver" Settings); Replaceable battery (model APCRBC124, sold separately)
- Capacity: 1500VA / 865W
- Backup Time: Up to 60 minutes for small devices
- Features: LCD display, multiple outlets
- Dimensions: 17.4 x 7.5 x 13.3 inches
Pros: High capacity, long backup duration, detailed monitoring.
Cons: Larger size, higher price.
Price Range: $250 – $300
Best For: Home entertainment or small business networks requiring extended backup.
8. Vertiv Liebert PST5-350MT120
- SURGE PROTECTION AND BATTER BACKUP: UPS offers protection during damaging surges, spikes or power outages and USB communications for notifications and controlled shutdown with free software download.
- 8 OUTLETS: It has 4 surge only and 4 battery & surge outlets; 2 are widely spaced to accommodate transformer-block plugs without covering adjacent outlets.
- TEL/NETWORK DATA LINE PROTECTION: Surge protection for RJ45/11 for data line surge protection.
- ENERGY EFFICIENT: This Energy Star certified UPS meets eco-friendly requirements.
- NO HASSLE WARRANTY: 3-year full unit coverage including battery with advanced replacement warranty.
- Capacity: 350VA / 255W
- Backup Time: 5-8 minutes
- Features: Compact, easy to use
- Dimensions: 7.5 x 3.5 x 5 inches
Pros: Small and portable, affordable, simple setup.
Cons: Limited backup time, low capacity.
Price Range: $50 – $70
Best For: Emergency backup for basic router and modem.
9. APC Back-UPS Connect BGE90M
- 600VA / 330W RELIABLE BACKUP POWER: Supplies short‑term battery power during outages to maintain internet connectivity and allow safe shutdown of computer and other devices during power interruptions.
- STAY CONNECTED WHEN IT MATTERS MOST: Delivers up to 23 minutes of runtime when powering a 100W load. Mid-Size battery backup for computers, Wi‑Fi routers, modems, external drives, NAS, and Smart-Home IoT devices
- POWER & CHARGE ALL YOUR ESSENTIAL DEVICES: 7 well‑spaced outlets (5 battery backup + surge protection, 2 surge‑only), plus a USB‑A charging port (1.5A), provide reliable protection and fast charging for multiple devices
- INSTANT UPS STATUS & EASY BATTERY REPLACEMENT: Clear indicators and mutable audible alerts give quick UPS status updates. The battery is User‑replaceable with genuine APC replacement battery Model APCRBC154 (sold separately)
- ENHANCED PROTECTION FOR CONNECTED ELECTRONICS: Supported by a 3‑Year Warranty and $75,000 Equipment Protection, offering enhanced coverage for connected devices and added assurance against power‑related damage
- Capacity: 90W / 45W
- Backup Time: 2-4 minutes
- Features: Compact design, USB charging port
- Dimensions: 6 x 2.5 x 2.5 inches
Pros: Small size, easy to carry, affordable.
Cons: Very limited backup time, only suitable for low-power devices.
Price Range: $40 – $55
Best For: Backup for minimal devices during short outages.
10. CyberPower Standby UPS System
- 425VA/260W Standby Battery Backup Uninterruptible Power Supply (UPS) System uses simulated sine wave output to safeguard home office and entertainment needs, including computers, gaming consoles, and broadband routers
- 8 NEMA 5-15R OUTLETS: Four battery backup & surge protected outlets; Four surge protected outlets; INPUT: NEMA 5-15P plug with five foot power cord
- ADDITIONAL FEATURES: LED status light indicates Power-On and Wiring Fault, transformer-spaced outlets
- GREENPOWER UPS HIGH EFFICIENCY DESIGN: Reduces power consumption by utilizing a compact charger and power inverter to create an ultra-efficient backup power system for home and office use
- 3-YEAR WARRANTY – INCLUDING THE BATTERY; $75,000 Connected Equipment Guarantee
- Capacity: 650VA / 390W
- Backup Time: 8-10 minutes
- Features: Surge protection, data line protection
- Dimensions: 12 x 3.5 x 6 inches
Pros: Affordable, reliable backup, multiple outlets.
Cons: Backup time may be limited for high-power devices.
Price Range: $80 – $110
Best For: Small to medium home networks needing dependable backup.
Comparison Table
| Product Name | Price | Key Feature | Rating |
|---|---|---|---|
| APC Back-UPS BE600M1 | $60 – $80 | Compact, Budget-Friendly | 4.5/5 |
| CyberPower CP900EPFCLCD | $150 – $180 | LCD Display, Energy Saving | 4.6/5 |
| APC UPS Battery Backup & Surge Protector | $100 – $130 | Reliable Power Backup | 4.4/5 |
| Tripp Lite UPS System | $140 – $170 | Voltage Regulation | 4.5/5 |
| Eaton 3S550LCD | $90 – $110 | Affordable, Small Capacity | 4.3/5 |
| APC Premium SurgeArrest | $40 – $60 | Surge Protection Only | 4.2/5 |
| APC Back-UPS Pro BR1500G | $250 – $300 | High Capacity, Long Backup | 4.7/5 |
| Vertiv Liebert PST5-350MT120 | $50 – $70 | Portable, Basic Backup | 4.0/5 |
| APC Back-UPS Connect BGE90M | $40 – $55 | Compact, Low Power | 4.1/5 |
| CyberPower Standby UPS | $80 – $110 | Reliable, Multiple Outlets | 4.4/5 |
Buying Guide
What to Look For
Consider capacity (VA/W), backup time, number of outlets, and additional features like LCD displays or surge protection. Match capacity to your device’s power needs for optimal performance.
Common Mistakes
Avoid choosing a backup that’s too small for your devices, which results in short runtime. Also, don’t overlook surge protection, which safeguards your equipment from voltage spikes.
Additional Tips
Check for user reviews, warranty, and ease of maintenance. Prioritize models with automatic voltage regulation if you experience voltage fluctuations.
FAQ
How long should a battery backup last for a typical router and modem?
Most backups last between 8 to 15 minutes, enough to save work or shut down properly during outages.
Can I connect multiple devices to a single battery backup?
Yes, but ensure the total power draw does not exceed the capacity of the backup to avoid short runtime.
Is it necessary to replace the battery periodically?
Yes, most UPS batteries degrade over time, typically every 3-5 years, so regular replacement maintains optimal performance.
Conclusion
A reliable battery backup for router and modem is essential for uninterrupted internet during power outages. Consider capacity, backup time, and additional features to find the best option for your needs. Proper selection ensures seamless connectivity and equipment protection.