battery backup | Newegg.com

Hi! I'm Newegg's Battery Backup (UPS) expert. Go ahead and ask me any questions you might have. I'm here to help.

UPS with automatic voltage regulation?

Home battery backup systems?

UPS vs power bank differences?

How long do backups last?

Quick View

6-60V 30A Lead-Acid Solar Charge Controller Protection Board Charger Time Switch 12V 24V 36V 48V Battery

$16^.45

Free Shipping

Quick View

DC10-28V For PC/Access Control UPS Power Module Uninterrupted Power Supply 100W Cont For Single 12V Power Supply

$72^.15

Free Shipping

Quick View

12V 30A DC to DC Battery Charger, 375W, On-Board Battery Charger for Lead-Acid, Lithium, AGM, GEL, and Flooded Batteries, Smart Multi-Stage Charging, for RVs, Commercial Vehicles, Boats, Yachts

$85^.90

More options from $85.90 - $89.90

Quick View

Backup 3S 12V 120A Ternary 3.7V Lithium Protection Board BMS Balance Electrical Tool For RV Upgraded Inverter

$18^.98

Free Shipping

Quick View

Solar Inverter Compatible Lithium Protection Board 50A With Balance Function For Polymer And Lifepo4 Batteries Tool

$19^.44

Free Shipping

Quick View

2W 5V 400mA Solar Panel USB Output Solar System for Mobile Phone Charger

$16^.46

Free Shipping

Quick View

Type-C 15W 3A Lithium Charger Module DC-DC Step Up Booster Fast Charge UPS Power Supply Converter 9V

$16^.28

Free Shipping

Quick View

120W 24V 5A Switching Power Supply AC90~264V DC127~370V Backup Charging Module with UPS Function

$29^.49

Free Shipping

Quick View

USB Power Bank Virtual Load Anti-Shutdown Module,USB Electronic Load Mobile Power Anti-Shutdown Module

$13^.74

Free Shipping

Quick View

Injector 1A Dc 24V Power Over Ethernet Power Supply Uk Plug Dual Rj45 Ports Over Voltage Temperature Current Short Circuit

$19^.79

Free Shipping

Quick View

3X Phone Charging Panel USB Power Module 220V Socket 5V Transformer 2.1A USB Charging Power Socket Switching Adapter

$20^.70

Free Shipping

Quick View

For POWERUP 500W Desktop Power Supply, for 480 280 288 G3

$113^.75

Free Shipping

Quick View

10W12V Monocrystalline Solar Panel Trickle Charger Car Maintenance

$32^.54

Free Shipping

Quick View

DIY Power Box with 5.5x2.5mm to 5.5x2.1mm Power Cable 19V 5.5x2.1mm UPS Power Supply Box for CCTV Camera

$29^.60

Free Shipping

Quick View

For POWERUP 300W Switching Power Supply, DPS-300AB-56 A

$872^.40

Free Shipping

Quick View

Kircuit AC/DC Adapter Compatible with JASTIP Model V15 V15AB V 15 15AB 28.8V 2500mAh 28.8VDC 2.5Ah Li-ion Battery 500W 40Kpa Powerful Suction Cordless Stick Vacuum Cleaner Power Supply Cord Charger

$68^.99

$5.99 Shipping

Quick View

63A 220V Din Rail Self Resetting Overvoltage and Undervoltage Protector Relay Limit Current Protection Device Reset Switch

$44^.18

Free Shipping

Quick View

2W 12V Solar Panel Type-C Output Solar Charging Panel Solar Panel Charger for Phones Fans Flashlights Monitors

$20^.45

Free Shipping

Quick View

DC 5V 2.4A Fast Charger Lithium Charge/Discharge Protection Board with Capacity Indicator Light Type C Interface

$13^.09

Free Shipping

Quick View

1000kV two-section power supply kit with transparent box

$18^.11

Free Shipping

Quick View

2X 4S 12V 50A BMS PCB Protection Board Inverter UPS For Lifepo4 Life Iron Phosphate Cell

$22^.77

More options from $22.77

Free Shipping

Quick View

Misting Fan Portable, Handheld Personal Mister Fans, Small Fan Rechargeable, Mini Spray Water Mist, Kids Women Portable Fans For Travel, Outdoors, Hiking, Camping Home Office (Pink)

$31^.99

Free Shipping

Quick View

Misting Fan Portable, Handheld Personal Mister Fans, Small Fan Rechargeable, Mini Spray Water Mist,Kids Women Portable Fans For Travel, Outdoors, Hiking, Camping Home Office (Black)

$31^.99

Free Shipping

Volume Discounts:$28.99 - $31.99

Quick View

Car Clip on Fan with LED Display - 360° Rotation, 100 Speeds Adjustable(Beige)

$39^.99

Free Shipping

Quick View

1PCS UPS Power-OFF Protection Module Automatic Switching UPS Emergency Cut-off Power Supply 5V to 48V For

$13^.77

Free Shipping

Quick View

Inline Module UNO-PS/1AC/24DC/30W 2902991 Power Supply

$143^.68

Free Shipping

Quick View

2025 300W 20A Stepping Down Converter Constant Current Power Supply LED Driver

$17^.49

Free Shipping

Quick View

3W 5V Solar Panel Power Supply Monocrystalline Solar Panel Charger 360 Adjustable Bracket USB IPX6 for Doorbell Courtyard Lights

$24^.09

Free Shipping

Quick View

Automotive Refrigeration Power Module 84W DC12V Output for Travel Camping Use

$22^.98

Free Shipping

Quick View

50A 600V for Grey Power for Plug Connector Electronic Accessorie

$11^.72

Free Shipping

Quick View

5W 12V Portable Solar Panel Waterproof Solar Charging Panel DIY Polysilicon Solar Epoxy Cell Charger for 9-12V Charging

$18^.16

Free Shipping

Quick View

100A MPPT Solar Charge Controller Solar PV Charger LCD Display Auto Solar Charge Controller Dual USB for Solar Panel

$46^.52

Free Shipping

Quick View

Durablow Fireplace Electronic IPI Pilot Ignition Control Module Replacement for Dexen 593-592, GM-6KA, Hearth Home Technologies HHT 350-M

$68^.95

Free Shipping

Quick View

SD-235PSU 200W power supply

$92^.53

Free Shipping

Quick View

UNIQUE UGP8CSMB 8 Cu. Ft. Black Propane Top Freezer Refrigerator

$2,789^.00

Free Shipping

Quick View

1pcs for 12V150AH 12V200AH UPS FTC-150

$335^.48

Free Shipping

Page 2/3

Find what you were looking for?

Appliances