Updated:March, 2026

10 Best Backup Power Supply For Wifi Router of 2026

Best Choice

9.9

Outstanding

APC

APC UPS Battery Backup & Surge Protector, 600VA Backup Battery Power Supply, BE600M1 Back-UPS with USB Charger Port

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Why We Love It

Uninterruptible power supply (UPS) with 600VA / 330W battery backup power
7 Outlets (NEMA 5-15R): 5 Battery Backup & Surge Protector; 2 Outlets with Surge Protection Only
1 USB Charger Port (1.5A) for cell phones, small portable electronics
5' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P), wall-mountable. Powerchute UPS management via dedicated data port (Windows 10, 22H2 Pro, 11 Pro. For Mac OS, use native "Energy Saver" Settings)
Replaceable Battery: Easily replace the UPS battery with a genuine APC replacement battery, model APCRBC154 (sold separately)

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Why We Love It

Uninterruptible power supply (UPS) with 600VA / 330W battery backup power
7 Outlets (NEMA 5-15R): 5 Battery Backup & Surge Protector; 2 Outlets with Surge Protection Only
1 USB Charger Port (1.5A) for cell phones, small portable electronics
5' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P), wall-mountable. Powerchute UPS management via dedicated data port (Windows 10, 22H2 Pro, 11 Pro. For Mac OS, use native "Energy Saver" Settings)
Replaceable Battery: Easily replace the UPS battery with a genuine APC replacement battery, model APCRBC154 (sold separately)

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9.5

Excellent

APC

APC UPS Battery Backup Surge Protector, 425VA Backup Battery Power Supply, BE425M

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Main Highlights

425VA / 225W battery backup power supply
6 Outlets (NEMA 5-15R): 4 UPS Battery Backup & Surge Protection; 2 Outlets with Surge Protection only. Note: Outlets are designed to give resistence when first used, and modest force will engage the plug into the outlet
5' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P). Wall mountable. Battery is not User-Replaceable, but is Service-Replaceable by qualified technician
During a power outage, this APC UPS provides battery backup power for WiFi routers and other small, critical electronics
This BE425M APC battery backup comes with a 3-year warranty, plus $75,000 connected-equipment policy

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Main Highlights

425VA / 225W battery backup power supply
6 Outlets (NEMA 5-15R): 4 UPS Battery Backup & Surge Protection; 2 Outlets with Surge Protection only. Note: Outlets are designed to give resistence when first used, and modest force will engage the plug into the outlet
5' Power Cord, right-angle 3-prong wall plug (NEMA 5-15P). Wall mountable. Battery is not User-Replaceable, but is Service-Replaceable by qualified technician
During a power outage, this APC UPS provides battery backup power for WiFi routers and other small, critical electronics
This BE425M APC battery backup comes with a 3-year warranty, plus $75,000 connected-equipment policy

9.5

Excellent

SKE SMART KEY ENERGY

Mini UPS DC 20000mAh Battery Backup & Surge Protector Uninterruptible Power Supply for Router Modem USB Type-C Mini UPS 5V/9V/12V DC20000 Plus Altair

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Main Highlights

Uninterrupted Power Supply: Provides continuous power during power system switches, maintaining WiFi connectivity. With a 20000mAh capacity, it can power a router and modem (20W) for up to 7 hours.
High Compatibility: Equipped with 5 ports. The USB port delivers 5V/2A, and the DC ports offer 5V/3A, 9V/2A, and 12V/3A. It not only backs up routers and modems but also quickly charges tablets and phones.
Multiple Intelligent Protections: Features Automatic Voltage Regulation, offering comprehensive protection for your devices against short circuits, surges, and overcharging.
Compact and Portable: At 8*4*1.3 inches and weighing only 1.4 lbs, this mini UPS is easy to carry outdoors, just like a portable power bank.
Battery Level Indicator: Intelligent indicator lights show the remaining battery capacity, ensuring you're always aware of the backup status and can take appropriate measures.

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Main Highlights

Uninterrupted Power Supply: Provides continuous power during power system switches, maintaining WiFi connectivity. With a 20000mAh capacity, it can power a router and modem (20W) for up to 7 hours.
High Compatibility: Equipped with 5 ports. The USB port delivers 5V/2A, and the DC ports offer 5V/3A, 9V/2A, and 12V/3A. It not only backs up routers and modems but also quickly charges tablets and phones.
Multiple Intelligent Protections: Features Automatic Voltage Regulation, offering comprehensive protection for your devices against short circuits, surges, and overcharging.
Compact and Portable: At 8*4*1.3 inches and weighing only 1.4 lbs, this mini UPS is easy to carry outdoors, just like a portable power bank.
Battery Level Indicator: Intelligent indicator lights show the remaining battery capacity, ensuring you're always aware of the backup status and can take appropriate measures.

9.2

Excellent

Lioaeust

DC 12V-2A Mini UPS Battery Backup Interface with 6000mAh Capacity for WiFi, Router, Modem, and Security Cameras - Uninterruptible Power Supply Adapter for Outdoor Use

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Main Highlights

Mini UPS Battery BackupThis uninterruptible power supply is designed with a compact size, making it portable and easy to carry. It provides a backup battery power source for your devices, ensuring continuous even during power outages.
Battery Protection BoardEquipped with an advanced battery protection board, this UPS offers multiple protections including over-current, over-voltage, over-charge, and over-discharge protection. Your devices are kept safe and secure.
High-performance Lithium BatteryThe built-in high-performance lithium battery automatically enters sleep mode after being fully charged, ensuring long-lasting power supply. It seamlessly switches to battery power during power cuts, ensuring uninterrupted device functionality without the need for restarts.
Stabilizing Pin Current Power SupplyWith a wide voltage input range of 110V-240V, this UPS is compatible with various devices. Its 12V2A stabilizing pin current ensures a steady power supply to protect your equipment from potential damage.
InterfaceThe interface is designed with an outer diameter of 5mm and an inner diameter of 2.1mm. It is suitable for 12V outdoor cameras and provides a reliable connection for different devices.

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Main Highlights

Mini UPS Battery BackupThis uninterruptible power supply is designed with a compact size, making it portable and easy to carry. It provides a backup battery power source for your devices, ensuring continuous even during power outages.
Battery Protection BoardEquipped with an advanced battery protection board, this UPS offers multiple protections including over-current, over-voltage, over-charge, and over-discharge protection. Your devices are kept safe and secure.
High-performance Lithium BatteryThe built-in high-performance lithium battery automatically enters sleep mode after being fully charged, ensuring long-lasting power supply. It seamlessly switches to battery power during power cuts, ensuring uninterrupted device functionality without the need for restarts.
Stabilizing Pin Current Power SupplyWith a wide voltage input range of 110V-240V, this UPS is compatible with various devices. Its 12V2A stabilizing pin current ensures a steady power supply to protect your equipment from potential damage.
InterfaceThe interface is designed with an outer diameter of 5mm and an inner diameter of 2.1mm. It is suitable for 12V outdoor cameras and provides a reliable connection for different devices.

9.0

Excellent

Amazon Basics

Amazon Basics UPS Battery Backup & Surge Protector 400VA/255W, 6 Outlets, Standby Uninterruptible Power Supply, for Power Outage Protection, Compact, Black

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Main Highlights

Standby uninterruptible power supply (UPS) with 400VA / 255W battery backup; ideal for home networks, IoT devices, and home entertainment devices. Runtime varies based on power consumption of connected devices. At half load (200VA/127.5W), the UPS provides approximately 6 minutes of backup power, while at full load (400VA/255W), it provides approximately 1.5 minutes of backup power
6 outlets total (NEMA 5-15R), consisting of 3 surge-protected outlets and 3 surge-protected/battery-backup outlets
Protects electronic devices during a power surge; provides reliable power, keeping devices powered during short outages and powered for long enough to shut down properly during extended outages
Small compact size integrates easily into any home or office environment; 5-foot cord with NEMA 5-15P right angle and 45-degree offset plug (120V - 50Hz / 60Hz)
Note: Power management software is available for download in the "Product guides and documents" section of this page
Note: Please check the total device power consumption when applying battery backup outlet; for optimal system performance, keep the load below 80% of the unit's rated capacity

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Main Highlights

Standby uninterruptible power supply (UPS) with 400VA / 255W battery backup; ideal for home networks, IoT devices, and home entertainment devices. Runtime varies based on power consumption of connected devices. At half load (200VA/127.5W), the UPS provides approximately 6 minutes of backup power, while at full load (400VA/255W), it provides approximately 1.5 minutes of backup power
6 outlets total (NEMA 5-15R), consisting of 3 surge-protected outlets and 3 surge-protected/battery-backup outlets
Protects electronic devices during a power surge; provides reliable power, keeping devices powered during short outages and powered for long enough to shut down properly during extended outages
Small compact size integrates easily into any home or office environment; 5-foot cord with NEMA 5-15P right angle and 45-degree offset plug (120V - 50Hz / 60Hz)
Note: Power management software is available for download in the "Product guides and documents" section of this page
Note: Please check the total device power consumption when applying battery backup outlet; for optimal system performance, keep the load below 80% of the unit's rated capacity

8.8

Very Good

Yuuki Power

Yuuki Power Mini UPS for WiFi Router, DC UPS 12V/2A Battery Backup 9V/2A USB 5V/3.6A 10400mAh(38Wh)

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Main Highlights

10400mAh (38Wh) battery backup provides hours of uninterruptible power for modem routers
Works with DC 5V3.6A, 9V2A, 12V2A, plus PoE 15V1.3A or 24V0.8A for your CCTV. USB-A and USB-C ports support PD fast charging
Total output MAX 24W. Stable voltage, protection for short circuit, surge, overcharge, and over-discharge
Clear LCD screen shows real-time status
Mini UPS, compact, weight 0.9lb, no break battery backup
User-friendly: easy setup and simple battery replacement
Comes with plenty of DC barrel adapters and a 12V3A US charger

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Main Highlights

10400mAh (38Wh) battery backup provides hours of uninterruptible power for modem routers
Works with DC 5V3.6A, 9V2A, 12V2A, plus PoE 15V1.3A or 24V0.8A for your CCTV. USB-A and USB-C ports support PD fast charging
Total output MAX 24W. Stable voltage, protection for short circuit, surge, overcharge, and over-discharge
Clear LCD screen shows real-time status
Mini UPS, compact, weight 0.9lb, no break battery backup
User-friendly: easy setup and simple battery replacement
Comes with plenty of DC barrel adapters and a 12V3A US charger

8.6

Very Good

Jero.Ted

Jero.Ted Mini UPS 9V 1A DC 4000maH Rechargeable Battery Backup UPS para Router WiFi 9V DC Power Supply for WiFi Router, Infrared Alarm, ADSL, Guitar & LED Light Strip (CE Approval)

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Main Highlights

Small ups for router POWER CAPACITY: 4000mAh rechargeable battery backup system with 9V/1A output provides reliable emergency power supply for critical devices, 4000mah capacity back up.
UPS para router wifi 9v MULTIPLE INTERFACES: Features a DC output interfaces for connecting various devices simultaneously, offering versatile power backup solutions Upon receiving your EPS unit, please charge it immediately for 30-40 hours to ensure battery health in the first time. Regular use and full charges are crucial for maintaining battery life
COMPATIBILITY: for powering LED strip lights, CCTV cameras, routers, and other low-power DC devices during outages,Large capacity - Router UPS the battery capacity is 4000mAh, we tested it for 5-6 hours without interruption, continuous power supply, Wi-Fi won't disconnect, allowing you to continue to work or continue to play
Mini ups for wifi routerNot include the AC adapter, because it must be compacted with your device togehter, your device already have 9V ac/dc adapter. Do not expose the UPS to water, metal objects, or conductive materials that could cause short circuits.
CE battery backup wifi router Router ups COMPACT DESIGN: Space-saving mini UPS form factor makes it ideal for home and small office installations while maintaining full functionality

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Main Highlights

Small ups for router POWER CAPACITY: 4000mAh rechargeable battery backup system with 9V/1A output provides reliable emergency power supply for critical devices, 4000mah capacity back up.
UPS para router wifi 9v MULTIPLE INTERFACES: Features a DC output interfaces for connecting various devices simultaneously, offering versatile power backup solutions Upon receiving your EPS unit, please charge it immediately for 30-40 hours to ensure battery health in the first time. Regular use and full charges are crucial for maintaining battery life
COMPATIBILITY: for powering LED strip lights, CCTV cameras, routers, and other low-power DC devices during outages,Large capacity - Router UPS the battery capacity is 4000mAh, we tested it for 5-6 hours without interruption, continuous power supply, Wi-Fi won't disconnect, allowing you to continue to work or continue to play
Mini ups for wifi routerNot include the AC adapter, because it must be compacted with your device togehter, your device already have 9V ac/dc adapter. Do not expose the UPS to water, metal objects, or conductive materials that could cause short circuits.
CE battery backup wifi router Router ups COMPACT DESIGN: Space-saving mini UPS form factor makes it ideal for home and small office installations while maintaining full functionality

8.3

Very Good

Wbacon

13PCS Mini UPS Battery Backup Power Supply 20000mAh/74Wh Lithium, PD65W & QC3.0 DC UPS Battery Backup & Surge Protector for Compute,Uninterruptible Power Supply for WiFi Router Phone Camera

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Main Highlights

Multiple Smart Protections: The battery ups is capable of automatic voltage regulation. It can provide short circuit protection, voltage fluctuation protection, overcharge protection, over-discharge protection, temperature protection; the dc ups can provide stable power supply and extend the service life of your equipment by providing comprehensive protection.
Reliable Performance: The UPS has an input power range of 100~240V AC, and it's got an intelligent control IC that automatically senses low voltage and switches the power supply mode. We made sure to include 6 LED battery indicators so you can always see how much battery your UPS has left. This way, you can keep an eye on the battery status and make sure your devices are fully charged. You can rest assured that your home Wi-Fi will stay up and running for hours during a power outage. You won't have to worry about any damage either!
Multiple Output Ports: The 65W UPS backup battery features an aluminum alloy casing and supports multi-device power supply with eight output ports. 5 DC ports provide 5V/3A, 9V/3A, or 12V/5.4A; 1 USB port provides 5V/2A; and 1 USB QC3.0 port provides 5V/3A, 9V/2A, or 12V/1.5A. 1 Type-C port provides 5V/3A, 9V/3A, 12V/3A, or 20V/3.25A. PD65W port provides 5V/3A, 9V/3A, 12V/3A, 15V/3A, and 20V/3.25A. 5V/3A is available when using both the USB QC3.0 port and the Type-C PD65W port. Please make sure your device meets these power supply specifications.
High-Capacity Battery: The ups power supply battery backup does not come with a separate lithium-ion battery. It has a built-in 20,000 mAh, 75 Wh battery pack that allows the device to run silently for up to seven hours with the push of a power button. This means mini ups for wifi router provides long-lasting power to keep your device running for extended periods.
Portable Mini UPS: The package includes 9 different-sized connectors, 1 US AC adapter, and 2 DC cables (39.37 inches/100 cm),the 2DC cables is different cable specifications. This makes small ups battery backup compatible with your equipment. It is small and easy to carry. It weighs 0.46 kg and measures 6.57 x 4.92 x 1.18 inches. It backs up routers and modems and quickly charges many types of devices, including tablets, cell phones, routers, cameras, PCs, and desktops. You can use it as a mobile power source to get power on the go.

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Main Highlights

Multiple Smart Protections: The battery ups is capable of automatic voltage regulation. It can provide short circuit protection, voltage fluctuation protection, overcharge protection, over-discharge protection, temperature protection; the dc ups can provide stable power supply and extend the service life of your equipment by providing comprehensive protection.
Reliable Performance: The UPS has an input power range of 100~240V AC, and it's got an intelligent control IC that automatically senses low voltage and switches the power supply mode. We made sure to include 6 LED battery indicators so you can always see how much battery your UPS has left. This way, you can keep an eye on the battery status and make sure your devices are fully charged. You can rest assured that your home Wi-Fi will stay up and running for hours during a power outage. You won't have to worry about any damage either!
Multiple Output Ports: The 65W UPS backup battery features an aluminum alloy casing and supports multi-device power supply with eight output ports. 5 DC ports provide 5V/3A, 9V/3A, or 12V/5.4A; 1 USB port provides 5V/2A; and 1 USB QC3.0 port provides 5V/3A, 9V/2A, or 12V/1.5A. 1 Type-C port provides 5V/3A, 9V/3A, 12V/3A, or 20V/3.25A. PD65W port provides 5V/3A, 9V/3A, 12V/3A, 15V/3A, and 20V/3.25A. 5V/3A is available when using both the USB QC3.0 port and the Type-C PD65W port. Please make sure your device meets these power supply specifications.
High-Capacity Battery: The ups power supply battery backup does not come with a separate lithium-ion battery. It has a built-in 20,000 mAh, 75 Wh battery pack that allows the device to run silently for up to seven hours with the push of a power button. This means mini ups for wifi router provides long-lasting power to keep your device running for extended periods.
Portable Mini UPS: The package includes 9 different-sized connectors, 1 US AC adapter, and 2 DC cables (39.37 inches/100 cm),the 2DC cables is different cable specifications. This makes small ups battery backup compatible with your equipment. It is small and easy to carry. It weighs 0.46 kg and measures 6.57 x 4.92 x 1.18 inches. It backs up routers and modems and quickly charges many types of devices, including tablets, cell phones, routers, cameras, PCs, and desktops. You can use it as a mobile power source to get power on the go.

8.1

Very Good

HQRP

HQRP Mini UPS Battery Backup for WiFi Router 12V 2A 5400mAh, UPS Uninterruptible Power Supply for WiFi Modem CCTV Camera, DVR LED Lighting, AC to DC Power Backup with Charger

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Main Highlights

HQRP® 5400mAh Mini UPS DC Power Supply with Built-In 1x AC Power Cord, 1x DC Cable 5.5x2.1 power connector;
Input: 100-240V AC 50/60Hz 0.5A; Global Voltage Input: With an input range of 100-240V AC at 50/60Hz and 0.5A, this Mini UPS is suitable for use in various power environments, making it ideal for international use. Output: 12V 2A; Versatile Compatibility: Specifically designed to offer 12V 2A output, this Mini UPS is perfect for a wide range of devices that require stable DC power, making it an essential tool for home and small office networks.
Battery: 5400mAh; Powerful Battery Backup: Ensure your WiFi router, modem, CCTV camera, DVR, or LED lighting remains operational during power outages with this robust 5400mAh Mini UPS. It provides a continuous power supply, preventing interruptions and data loss.
Easy to Use: Installation is simple with the included AC power cord and DC cable. Just connect your devices, and youre ready to go. The Mini UPS will automatically take over power supply during an outage, ensuring your devices run without interruption.
Reliable and Efficient: Engineered to provide uninterrupted power with high efficiency, this Mini UPS features a compact design that fits seamlessly with your existing setup without taking up excessive space.

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Main Highlights

HQRP® 5400mAh Mini UPS DC Power Supply with Built-In 1x AC Power Cord, 1x DC Cable 5.5x2.1 power connector;
Input: 100-240V AC 50/60Hz 0.5A; Global Voltage Input: With an input range of 100-240V AC at 50/60Hz and 0.5A, this Mini UPS is suitable for use in various power environments, making it ideal for international use. Output: 12V 2A; Versatile Compatibility: Specifically designed to offer 12V 2A output, this Mini UPS is perfect for a wide range of devices that require stable DC power, making it an essential tool for home and small office networks.
Battery: 5400mAh; Powerful Battery Backup: Ensure your WiFi router, modem, CCTV camera, DVR, or LED lighting remains operational during power outages with this robust 5400mAh Mini UPS. It provides a continuous power supply, preventing interruptions and data loss.
Easy to Use: Installation is simple with the included AC power cord and DC cable. Just connect your devices, and youre ready to go. The Mini UPS will automatically take over power supply during an outage, ensuring your devices run without interruption.
Reliable and Efficient: Engineered to provide uninterrupted power with high efficiency, this Mini UPS features a compact design that fits seamlessly with your existing setup without taking up excessive space.

8.1

Very Good

HQRP

HQRP Mini UPS Battery Backup for Wifi Router 18W, Built-in 10400mAh Rechargeable Surge Protector with POE, Output USB 5V DC 5V/9V/12V Portable Power bank for Modem, Security Camera, Smartphone, Tablet

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Main Highlights

HQRP® 10400mAh Mini UPS DC Power Supply, 1x AC Power Cord, 2x DC Cable, 1 x Instruction Manual;
Input: 85-265V AC 50/60Hz; Output: 5V/9V/12V/USB port/POE port; Battery: 10400mAh; Output power: 18W(Max); Versatile Output Options: Features multiple output options including 5V, 9V, and 12V DC ports alongside dedicated USB and POE (Power Over Ethernet) ports, making it highly versatile for powering a wide range of devices such as WiFi routers, modems, security cameras, and smart devices.
Advanced Safety Features: Built-in surge protection safeguards connected devices against voltage spikes, while the substantial battery capacity ensures extended operation during power outages. Compact and Efficient: The mini UPS design is not only space-saving but also highly efficient, making it a perfect choice for maintaining the continuity of power in compact office spaces, home offices, or in any scenario requiring a dependable power backup solution.
Wide Application: Suitable for Fingerprint Attendance Machine, Security Monitoring System, Access Control System, Cameras, Camcorders, Portable DVD, etc.
This HQRP Mini UPS is an essential device for anyone looking to protect and power their critical systems and devices seamlessly. With its powerful battery and multiple output options, it ensures that your essential equipment remains functional and protected, even during unexpected power disruptions.

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Main Highlights

HQRP® 10400mAh Mini UPS DC Power Supply, 1x AC Power Cord, 2x DC Cable, 1 x Instruction Manual;
Input: 85-265V AC 50/60Hz; Output: 5V/9V/12V/USB port/POE port; Battery: 10400mAh; Output power: 18W(Max); Versatile Output Options: Features multiple output options including 5V, 9V, and 12V DC ports alongside dedicated USB and POE (Power Over Ethernet) ports, making it highly versatile for powering a wide range of devices such as WiFi routers, modems, security cameras, and smart devices.
Advanced Safety Features: Built-in surge protection safeguards connected devices against voltage spikes, while the substantial battery capacity ensures extended operation during power outages. Compact and Efficient: The mini UPS design is not only space-saving but also highly efficient, making it a perfect choice for maintaining the continuity of power in compact office spaces, home offices, or in any scenario requiring a dependable power backup solution.
Wide Application: Suitable for Fingerprint Attendance Machine, Security Monitoring System, Access Control System, Cameras, Camcorders, Portable DVD, etc.
This HQRP Mini UPS is an essential device for anyone looking to protect and power their critical systems and devices seamlessly. With its powerful battery and multiple output options, it ensures that your essential equipment remains functional and protected, even during unexpected power disruptions.

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