Power Management Deals

Update: The price has changed to $239.99 since this was originally published.

Keeps essential electronics like routers, computers, or medical equipment running through short outages thanks to its lithium battery backup, which suits anyone tired of losing work or connectivity during power blips. Amazon has it for $229.49, which is $40.50 off the $269.99 list price. Buy Now at Amazon

A tower design gives you outlets on every side, which makes it useful for tight corners or desks where cords need to reach multiple directions at once, and the built-in 20W USB-C port means you can skip a separate charging block. It's priced at $21, which is $7 (25%) off the $28 list price. Buy Now at Amazon

Anyone managing network infrastructure that relies on Aruba switches will want this on hand as a reliable replacement or backup power supply, since matching the exact voltage and wattage specs keeps your PoE devices running without compatibility headaches. Newegg carries it if your current supply fails and you need a straightforward swap. Buy Now at Newegg

Handy for running sensitive electronics like laptops or CPAP machines off a car battery or solar setup, since pure sine wave power avoids the interference that cheaper modified sine models can cause. It's $25 off the $141 list price at Amazon. Buy Now at Amazon

Handy for anyone whose Bose speaker or dock has gone quiet because the original charger died or got left behind, since this adapter delivers the same output without the brand markup. Buy Now at Newegg

Data center admins running Aruba switch infrastructure will want this on hand as a reliable replacement or backup power supply, since matching OEM specs exactly matters for redundant power setups. Newegg carries it for those who need genuine Aruba hardware without hunting through third-party resellers. Buy Now at Newegg

Anyone building or repairing equipment that needs a reliable 36V source will find this handy, since the open frame design fits easily into custom enclosures without added bulk. Buy Now at Newegg

Handy if your device's original power supply died and you're stuck hunting for that exact obscure connector, since replacements for specific adapter models can be tough to track down otherwise. Buy Now at Newegg

Anyone running a Dolphin pool cleaner that needs a replacement power supply will want this on hand, since the unit won't operate without it. It's currently priced the same as list at $300, so this one's on your radar for reliability, not discount timing. Buy Now at Best Buy

Handy for anyone building or repairing electronics that need a stable 12V output, like LED strips, CCTV systems, or small appliances requiring consistent power without voltage fluctuations. Buy Now at Newegg

Handy if you've got an older amp, printer, or other electronics that use the standard 2-prong connector and your existing cord is frayed or missing, and Newegg's price makes it an easy swap rather than a hassle. Buy Now at Newegg

This one's for repair shops or technicians who need an exact-match replacement power supply for these specific projector or industrial models rather than a universal substitute. Newegg carries it if you're trying to track down a component that's otherwise hard to source. Buy Now at Newegg

Anyone who's misplaced the original charger for their LG AAM-00 can grab this replacement without paying for a branded version, since it delivers the same output specs at a lower cost. Buy Now at Newegg

Anyone tired of running separate power cables to network devices like Raspberry Pis or IP cameras will appreciate this splitter, since it pulls power right off the Ethernet line and delivers it through USB-C. Buy Now at Newegg

Anyone whose original power supply died or went missing for their WD TV Live can swap this in without hunting down a discontinued OEM part. Buy Now at Newegg

This power supply suits repair jobs or DIY electronics projects that call for a compact, reliable 24V source without the bulk of larger industrial units. Cosel builds these for embedded and OEM applications, so it's a solid pick if you need dependable low-wattage output in a small footprint. Buy Now at Newegg

Handy for camping trips or as backup power during outages, with enough capacity to keep phones, laptops, and small devices charged for a few days; it's currently $20 off the $150 list price. Buy Now at Amazon

Update: The price has changed to $499.99 since this was originally published.

Handy for backup power during outages or off-grid camping trips where you need to run larger appliances, not just charge phones, and at $500 you're paying $200 (29%) less than the $700 list price. Buy Now at Amazon

Handy for keeping a Raspberry Pi or small single-board computer running through brief power outages or plug swaps, since it switches to battery automatically without a reboot. Buy Now at Newegg