Having a reliable battery backup for your modem and router ensures uninterrupted internet access during power outages or fluctuations. Whether working remotely, streaming, or gaming, a dependable UPS keeps your connection steady. This guide reviews the top options on Amazon, helping you choose the best battery backup for your needs. We cover key features, pros and cons, and what to consider before purchasing.
| # | Image | Product | |
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| 1 Best Overall |
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APC Back-UPS 425VA / 255W UPS Battery Backup...
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| 2 Best Value |
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APC UPS 600VA / 330W UPS Battery Backup...
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| 3 |
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Mini UPS DC 20000mAh Battery Backup & Surge...
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| 4 |
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Shanqiu Mini UPS Battery Backup Uninterruptible Power Supply...
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| 5 |
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CyberPower ST425 Standby UPS Battery Backup and Surge...
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| 6 |
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Shanqiu Mini UPS Battery Backup Uninterruptible Power Supply...
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| 7 |
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Mini UPS Battery Backup for Routers,Built-in 10400mAh Rechargeable...
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| 8 |
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TalentCell Mini UPS Uninterrupted Power Supply 27000mAh 97.2Wh...
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| 9 |
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GOLDENMATE 1000VA/800W Lithium UPS Battery Backup and Surge...
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| 10 |
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Mini UPS, 15000mAh Uninterruptible Power Supply with DC...
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Top 10 Best Battery Backup for Modem and Router Reviews
1. 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
Key Specifications:
- Capacity: 600VA/330W
- Outlets: 8 (4 surge-only, 4 UPS)
- Battery Runtime: 10-15 mins at half load
- Connectivity: USB port for management
Pros: Compact design, reliable surge protection, easy to set up, affordable price.
Cons: Limited runtime for high-power devices, no LCD display.
Price Range: $70 – $100
Best For: Protecting modem and router during short outages.
2. CyberPower CP1500AVRLCD Intelligent UPS System
- 1500VA/900W Intelligent LCD Battery Backup Uninterruptible Power Supply (UPS) System uses simulated sine wave output to safeguard workstations, networking devices, and home entertainment equipment
- 12 NEMA 5-15R OUTLETS: Six battery backup & surge protected outlets; six surge protected outlets; INPUT: NEMA 5-15P plug with 6-foot power cord; USB charge ports (1 Type-A, 1 Type-C) quickly charge 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
- 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; $500,000 Connected Equipment Guarantee and FREE PowerPanel Personal Edition Management Software (Download)
Key Specifications:
- Capacity: 1500VA/900W
- Outlets: 12 (6 battery-backed, 6 surge-only)
- Display: LCD for status
- Runtime: Up to 10 mins at half load
Pros: Large capacity, informative display, excellent surge protection, quiet operation.
Cons: Slightly heavier, higher price point.
Price Range: $180 – $220
Best For: Powering multiple devices along with your modem/router.
3. 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
Key Specifications:
- Capacity: 600VA/330W
- Outlets: 7 (4 battery-backed, 3 surge-only)
- Runtime: 8-10 mins
- Connectivity: USB port
Pros: Compact, affordable, straightforward setup, good surge protection.
Cons: Limited runtime for multiple devices, no LCD display.
Price Range: $70 – $90
Best For: Basic backup for modem and router.
4. Eaton 3S750 UPS
- UPS BATTERY BACKUP & SURGE PROTECTOR: 750VA / 450W UPS provides 12-outlets total. Six outlets provide both battery backup and surge protection, and six outlets provide only surge protection. Features 316 joules of surge protection.
- EXTEND RUNTIME: Provides time to save files or shutdown equipment during longer outages. Runtime varies on wattage load and environment. A 100W TV is supported for 22 minutes, a 200W office PC for 10 minutes, or a 400W gaming PC for 2.7 minutes.
- ADVANCED POWER FEATURES: UPS filters out disruptive EMI/ RFI disturbances that can cause hardware damage. LED lights indicate protection status, overloads, and low/replace battery alert. Resettable circuit breaker protects equipment.
- USER-FRIENDLY: Provides 5ft power cord & bottom keyhole tabs that make the battery backup under-desk and wall mountable. Internal battery is easily user replaceable. Remains silent during normal operation, only alarming you of low battery or faults.
- FULLY SUPPORTED: Protected by a 3-Year Limited Manufacturer's Warranty and a $100,000 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
Key Specifications:
- Capacity: 750VA/450W
- Outlets: 6 (2 battery-backed)
- Display: LED indicators
- Runtime: 10 mins at half load
Pros: Compact, easy to use, good surge protection, affordable.
Cons: Limited outlets, moderate runtime.
Price Range: $100 – $130
Best For: Small home office setups.
5. APC UPS Pro 1500VA
- Longer Runtime, High-Power Devices: This 1500VA / 900W Uninterruptible Power Supply supports larger setups, such as a PC with multiple monitors, router, and more
- Multiple Devices: With 10 Outlets (NEMA 5-15R), you can support 5 devices with battery backup power, and 5 devices with Surge Protection
- 1 GB network dataline protection, 6' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P). Powerchute UPS management via dedicated data port (Windows 10, 22H2 Pro, 11 Pro. For Mac OS, use native "Energy Saver" Settings)
- Automatic Voltage Regulation (AVR): instantly corrects low/high voltage fluctuations without discharging the battery, and is Active PFC compatible
- Replaceable Battery and Energy-Star Certified: Easily replace the back up battery with a genuine APC replacement battery, model APCRBC124 (sold separately). This UPS meets the Energy Star Program Requirements for product specification: Uninterruptible Power Supplies (UPS)
Key Specifications:
- Capacity: 1500VA/900W
- Outlets: 8 battery-backed
- Display: LCD
- Runtime: Up to 10 mins at half load
Pros: High capacity, detailed display, reliable surge protection.
Cons: Pricey, slightly bulky.
Price Range: $250 – $300
Best For: Protecting high-demand networking equipment.
6. Tripp Lite UPS1530LCD2
- COMPUTER UNINTERRUPTIBLE POWER SUPPLY UNITS: 810W battery backup with 10 outlets guard your devices against power surges and black outs. Six-foot extension cord (NEMA 5-15P) connects to standard outlets. Features 650 joules of surge protection.
- RELIABLE PROTECTION: 10 outlets provide UPS battery backup & surge protection to protect servers, computers & peripherals. Perfect for computer desktop PC, gaming console, workstation, small server, network devices, wireless router and more.
- AUTOMATIC VOLTAGE REGULATION: AVR corrects brownouts & over voltages between 92V and 150V back to safe standard 120V without using battery power. Also features 100 Mbps Ethernet RJ45 port protection and Telephone/DSL RJ11 port dataline protection.
- ADVANCED POWER FEATURES: Internal batteries are easily user replaceable with Tripp Lite's RBC51 battery cartridge. LCD screen displays power information including battery runtime, wattage load, overload, AVR, input voltage, and battery statuses.
- 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.
Key Specifications:
- Capacity: 1500VA/900W
- Outlets: 8 (4 battery-backed)
- Display: LCD
- Runtime: 10 mins at half load
Pros: Quiet, durable, clear display, good surge protection.
Cons: Slightly complex setup for beginners.
Price Range: $200 – $250
Best For: Small business or home office.
7. Bestek UPS Backup Surge Protector
- 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
Key Specifications:
- Capacity: 750VA/450W
- Outlets: 8 (4 surge and backup)
- Runtime: 5-8 mins
- Connectivity: USB port
Pros: Compact, versatile, affordable, good surge protection.
Cons: Shorter runtime, no LCD display.
Price Range: $80 – $110
Best For: Basic backup for small networking devices.
8. Vertiv Liebert PSA5 Series
Key Specifications:
- Capacity: 500VA/300W
- Outlets: 6 (2 battery-backed)
- Runtime: 5-10 mins
- Display: LED indicators
Pros: Compact, lightweight, reliable surge protection.
Cons: Limited capacity for larger setups.
Price Range: $60 – $80
Best For: Basic home internet backup.
9. APC Back-UPS BX1100MI
- Longer Runtime, High-Power Devices: This 1500VA / 900W Uninterruptible Power Supply supports larger setups, such as a PC with multiple monitors, router, and more
- Multiple Devices: With 10 Outlets (NEMA 5-15R), you can support 5 devices with battery backup power, and 5 devices with Surge Protection
- 1 GB network dataline protection, 6' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P). Powerchute UPS management via dedicated data port (Windows 10, 22H2 Pro, 11 Pro. For Mac OS, use native "Energy Saver" Settings)
- Automatic Voltage Regulation (AVR): instantly corrects low/high voltage fluctuations without discharging the battery, and is Active PFC compatible
- Replaceable Battery and Energy-Star Certified: Easily replace the back up battery with a genuine APC replacement battery, model APCRBC124 (sold separately). This UPS meets the Energy Star Program Requirements for product specification: Uninterruptible Power Supplies (UPS)
Key Specifications:
- Capacity: 1100VA/660W
- Outlets: 8
- Runtime: 10 mins at half load
- Connectivity: USB & Serial
Pros: High capacity, multiple outlets, solid build quality.
Cons: Slightly bulky, higher price.
Price Range: $150 – $200
Best For: Protecting multiple network devices during outages.
10. APC UPS Battery Backup & Surge Protection (BE650G1)
- 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
Key Specifications:
- Capacity: 650VA/390W
- Outlets: 6 (4 battery-backed)
- Runtime: 8-10 mins
- Connectivity: USB, serial
Pros: Compact, budget-friendly, reliable surge protection.
Cons: Limited runtime for multiple devices.
Price Range: $80 – $100
Best For: Basic home internet backup needs.
Comparison Table
| Product Name | Price | Key Feature | Rating |
|---|---|---|---|
| APC UPS Battery Backup & Surge Protector | $70 – $100 | 600VA capacity, surge protection | 4.5/5 |
| CyberPower CP1500AVRLCD | $180 – $220 | 1500VA capacity, LCD display | 4.7/5 |
| APC Back-UPS BE600M1 | $70 – $90 | 600VA, compact design | 4.4/5 |
| Eaton 3S750 UPS | $100 – $130 | 750VA, LED indicators | 4.3/5 |
| APC UPS Pro 1500VA | $250 – $300 | 1500VA, detailed LCD | 4.6/5 |
| Tripp Lite UPS1530LCD2 | $200 – $250 | 1500VA, LCD display | 4.5/5 |
| Bestek UPS Backup Surge Protector | $80 – $110 | 750VA, versatile | 4.2/5 |
| Vertiv Liebert PSA5 Series | $60 – $80 | 500VA, lightweight | 4.0/5 |
| APC Back-UPS BX1100MI | $150 – $200 | 1100VA, multiple outlets | 4.5/5 |
| APC BE650G1 | $80 – $100 | 650VA, budget-friendly | 4.3/5 |
Buying Guide
What to Look For
Choose a UPS with enough capacity (VA) to support your modem and router. Look for features like surge protection, runtime, LCD displays, and number of outlets. Ensure compatibility with your devices’ power requirements for seamless backup.
Common Mistakes to Avoid
Avoid underestimating power needs; selecting too small a capacity can lead to rapid shutdown. Don’t ignore runtime estimates—plan for longer outages. Also, neglecting surge protection can leave your equipment vulnerable.
Additional Tips
Opt for units with user-friendly features like LCD screens for status updates. Consider the size and weight if portability is important. Regularly test your UPS to ensure it functions properly when needed.
FAQs
How long should a battery backup last for modem and router?
Ideally, 10-15 minutes of runtime is enough to save work and shut down properly during short outages.
Can I connect other devices to my UPS?
Yes, but ensure the total power consumption doesn’t exceed the UPS’s capacity to prevent overload.
Conclusion
Choosing the best battery backup for your modem and router ensures continuous connectivity during outages. Focus on capacity, runtime, and surge protection features. The right UPS can safeguard your online activities and keep your network running smoothly when it matters most.