Power Management Deals

Handy for frequent international travelers who need to charge multiple devices at once without juggling separate plug adapters for every country, and at $25, it's $135 off the $160 list price. Buy Now at Walmart

This adapter is a straightforward pick for anyone who has a small electronic device like a router, speaker, or webcam and lost the original charger, since it covers the common 4.5V-5V range without you needing to match an exact brand replacement. Buy Now at Newegg

A handy pickup for anyone tired of digging behind furniture for outlets, this charging station gives you multiple ports and outlets in one spot while guarding your devices from power surges. It's compact enough to toss in a bag, too, making it useful for trips or hotel rooms with limited plugs. Buy Now at Newegg

Schools and offices juggling laptops or tablets across multiple classrooms will get the most use out of this cart, since it stores and charges 36 devices at once without needing individual outlets. Newegg has it for $1,619.99, just $19 off the $1,638.99 list price. Buy Now at Newegg

Data center admins running Juniper switches will want this as a compatible replacement or backup for the JPSU-350-AC-AFI slot, with front-to-back airflow that matches typical rack cooling setups. It's the kind of part worth having on hand before a failure takes down a switch, not after. Buy Now at Newegg

Owners of Dewalt 20V tools can put spare batteries to use here, converting them into a power source for small electronics, lights, or other 12V devices instead of buying a separate battery pack. It's currently $45.04, about $8 off the $52.99 list price. Buy Now at Amazon

Handy for road trips or car camping, since it converts your vehicle's DC outlet into standard AC power for laptops or small appliances, plus a built-in USB port for charging phones on the go. It's currently priced at its $70 list price, so there's no discount to factor in right now. Buy Now at Best Buy

Anyone who's misplaced or worn out the original cord for their Ikarao Break X2 can swap this in without hunting for a discontinued part or settling for a mismatched voltage. Buy Now at Newegg

This one's for anyone installing or wiring up car audio gear who needs a reliable 12V source to power accessories during testing or setup, and it's currently priced the same as list at $23, so there's no discount to factor in. Buy Now at Best Buy

This adapter converts a standard 15-amp plug to a 20-amp outlet, which comes in handy for anyone running higher-draw tools or appliances off a regular household circuit. At $8.02, that's $2.75 off the $10.77 list price. Buy Now at Amazon

Camping trips, power outages, or job sites without outlets are where this earns its keep, running small appliances or charging devices for a day or more on a single charge. At $200, that's $220 (52%) off the $420 list price. Buy Now at Amazon

Handy for reaching outdoor outlets when running holiday lights or power tools away from the house, and the 16-gauge build handles moderate loads without overheating; it's $1.50 off the list price at Walmart. Buy Now at Walmart

Handy for warehouses or offices running Zebra FX7400 RFID readers, since a dead OEM charger shouldn't mean waiting on Motorola's replacement timeline. Buy Now at Newegg

Anyone tinkering with electronics projects that need a reliable voltage drop, like powering microcontrollers or LEDs from a higher-voltage source, will find this handy for its adjustable output and efficient conversion without excess heat buildup. Buy Now at Newegg

Handy for power outages or camping trips where you need to run larger appliances, not just charge phones, thanks to the 1,024Wh capacity and 1,600W output; at $589, that's only $10 off the $599 list price, so don't expect to see the biggest markdown here. Buy Now at Amazon

Anyone dealing with a dead or missing power brick for high-draw equipment needs a reliable replacement, and this adapter's 230W output at 19.5V/11.8A covers gaming laptops and other power-hungry devices that standard chargers can't handle. Buy Now at Newegg

Update: The price has changed to $41.99 since this was originally published.

Handy for road trips or emergency setups where you need to run laptops or small electronics off a car battery without frying sensitive electronics, since pure sine wave output matches what you'd get from a wall outlet. At $38.93, that's about $3 off the $41.99 list price. Buy Now at Amazon

Anyone running a Synology DS218j needing a reliable backup power adapter will appreciate having a spare on hand, since NAS units tend to run around the clock and a dead adapter means a dead server until you can replace it. Buy Now at Newegg

Handy if you've got a 24V device that's lost its charger or is on the fritz, whether that's networking equipment, an LED strip setup, or certain small appliances. Newegg carries this one at 3A/72W, which gives you enough headroom for devices that draw more current than a basic charger can handle. Buy Now at Newegg