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UPS with automatic voltage regulation?

Home battery backup systems?

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90W 20V 4.5A AC Adapter for Notebook

$20^.50

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Waveshare RTC WatchDog HAT (B) for Raspberry Pi, Onboard DS3231SN High Precision RTC Chip

$50^.76

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AC to DC Isolated Power Supply Module AC 120V 100V - 245V to DC 24V 6A 144W Peak 24V 9A 216W Max Power Module with Overvoltage Overload Short-Circuit Protection (24V 6A, Peak 9A)

$23^.19

More options from $23.19 - $31.78

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Black 12uF Generator Capacitor Generator CBB61 12uF 50/60Hz 350VAC Fan Motor

$17^.99

More options from $17.99 - $19.99

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300W Power Supply Module DC 12V PC Power Supply Module with 24Pin Connect/AUX/SATA Cable for Mini ITX/1U Case

$42^.26

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2pcs BQ25570 Boost Power Converter Energy Collector Module Boost Buck Conversion Low Power Voltage Converter

$50^.77

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Rectifier Board Module, 0-220V AC to 0-311V DC Rectifier Power Supply Board Universal Mutiple Against Power Supply Board

$56^.75

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2PCS Waterproof DC-DC Converter 12V Step Down to 5V USB Power Supply Module 3A 15W

$32^.06

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AC to DC Isolated Power Supply Module AC 120V 100V - 245V to DC 24V 6A 144W Peak 24V 9A 216W Max Power Module with Overvoltage Overload Short-Circuit Protection (24V 6A, Peak 9A)

$31^.75

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300W PC PSU DC 12V Input 300W Computer Power Supply Module with 24Pin Connect/ AUX/ SATA Cable

$49^.86

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Computer Power Supply Module, PC PSU DC 12V Input 300W Computer Power Supply Module with 24Pin ConnectAUXSATA Cable

$42^.56

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Waveshare UPS Module for Raspberry Pi Pico with Uninterruptible Power Supply Monitoring Battery Status Via I2C

$51^.86

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WAVLINK 55Amp RV Power Converter, 120V AC to 12V DC Battery Charger with 3 Smart Charging Modes, 13V-16.5V Adjustable Operating Range, Multi-Stage Charging Assembly for Lithium and Lead Acid Batteries

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WAVLINK 55Amp RV Power Converter, 120V AC to 12V DC Battery Charger with 3 Smart Charging Modes, 13V-16.5V Adjustable Operating Range, Multi-Stage Charging Assembly for Lithium and Lead Acid Batteries

$89^.99

More options from $89.99 - $92.99

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APC AP9551 Rack PDU Basic Zero U 20A/120V Power Distribution

$361^.30

More options from $311.39 - $361.30

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AC Adapter - Power Supply for Blood Pressure Monitor Models - 100-250V BP Compatible - DC 6V BPM Battery Charger - 6 feet Power Source Universal Converter - Extra Long 6 Foot Cord Plug

$44^.83

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US Plug AC Adapter 20V 3.25A 65W for Notebook, Output Tips: 5.5 x 2.5mm

$19^.34

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5V 2A Power Supply Adapter DC 5V 2000mA Power Cord AC/DC Charger AC 100V-240V to DC 5 Volt 1.5A 1Amp 0.5A for Security Camera Baby Monitor Graco Swing TV Box Raspberry Pi USB Type C (5 Pack)

$38^.98

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Uninterruptible Power Supply UPS Module (B) for Jetson Nano Developer Kit B01, Support Charge and Power Output at the Same Time 5V Output up to 5A Current,Communicating via I2C Bus Through Pogo Pins

$95^.73

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Uninterruptible Power Supply UPS Module for Jetson Nano Developer Kit B01, Support Charge and Power Output at the Same Time Stable 5V 2.5A Power Output Real Time OLED Monitor Safe and Stable Circuit

$95^.73

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Uninterruptible Power Supply UPS Module for for Raspberry Pi 4B+ 4B 3B+ 3B 2B+ Zero W WH Jetson Nano Supports Charging and Power Output at The Same Time 3S & 5V 5A Output

$56^.76

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Ablenet Inc 100BDAAA Battery Device Adapter AA-AAA

$20^.00

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AC to DC Precision DC 5V 2A 10W Power Supply Module AC 120V 85V-265V 50 60Hz to 5V Isolated Industrial Grade Built-in Power Module(5V 2A)

$17^.49

More options from $17.49

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US Plug AC Adapter 20V 4.5A 90W for Notebook, Output Tips: 8.0x7.4mm Black

$23^.41

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UK Plug AC Adapter 20V 4.5A 90W for Notebook, Output Tips: 8.0x7.4mm Black

$23^.41

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24V 25A 600W DC Switching Power Supply, Universal Regulated Switching AC110V/220V (SMPS), 24 Volt Power Supply for 3D Printer, CCTV Camera Security System,Computer Project

$60^.43

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SoulBay 48W Universal AC Adapter DC 5V 6V 7.5V 9V 12V 15V 19V 20V Switching Power Supply 100-240VAC Input US Plug Transformer with 11 Tips for Household Electronics, USB-C & 5.5 * 2.1mm Included

$37^.03

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Wagan EL3724 2000W Slim Line AC to DC Power Inverter 2000W TrueRated Continuous 4500W Surge Power DC 12V to AC 110V Power Inverter with 3 AC Outlets and 2A USB Charging Port

$481^.46

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TekPower TP1865 22 Amp DC 13.8V Regulated Power Supply with Fuse Protection

$194^.90

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SoulBay Universal AC DC Power Supply Adapter 72W 3V to 24V Output with Adjustable Voltage & Volt Display for Household Electronics, 14pcs Tips & 1pc Reverse Polarity Cable Included, 3000mA Max

$37^.03

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8PCS 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 18650 Lithium Battery Charging Boost Mobile Power Supply Charge and Discharge Protection Converter Protection PCB Board Module

$19^.78

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Universal AC Adapter 9V 2A Power Supply Center Positive DC 9 Volt 1.8A 1.5A 1A 0.8A 0.5A 450mA Power Cord Charger for LED Strip Light CCTV Camera Router Modem Toys DVD Speaker

$27^.48

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PDU UPS C14 to Swiss Switzerland AC Power Adapter, IEC 320 C14 to Swiss Switzerland 3Pin Female AC Adapter

$9^.99

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Fast Charger PD 20W 5V ~ 3A Quick Charger type-C (USB C) Adapter

$32^.10

$7.99 Shipping

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Samlex SEC-1215UL 15 Amp Battery Charger Safety Listed

$201^.10

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(2 Pack) US NEMA 5-15P Plug US Grounded Power DIY Rewireable Plug 250V-15A,DIY Rewireable 3 Pins USA/US Plug 10Amp 250V Male Socket Electrical Wire Connect AC Power Adapter Detachable

$9^.99

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Volume Discounts:$5.99 - $9.99

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ZIKE Z850 Magnetic M.2 NVMe 2230 SSD Case Compatible with iPhone 15/16 4K ProRes, Supports Charging,PD 100W Charging,USB 3.2 Gen2 10Gbps USB-C OTG Aluminium Housing for iPhone 17/16/15

$34^.99

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