Power Management Deals

Anyone running a Powerstroke or Subaru EA190V pressure washer needs a reliable way to keep it powered, and this adapter is built specifically to match that engine's electrical setup without forcing you to jury-rig a generic part. Buy Now at Newegg

Handy for anyone running a Ugreen Nasync DH2300 NAS who needs a reliable replacement or backup power adapter without hunting down the original charger. Buy Now at Newegg

Handy for keeping a spare on hand if you've got a device that takes a 18V 1A output and lost the original adapter, since generic replacements at this specific rating aren't always easy to track down. Newegg carries it for those who just need the power spec matched without hunting through multiple listings. Buy Now at Newegg

This DIN rail power supply suits anyone setting up industrial automation or control panel systems that need a reliable 48V output mounted directly to standard rail hardware, and Newegg has it for $30 off the list price. Buy Now at Newegg

Cleaning your rings and chains at home makes sense once you've got a machine for it, and this replacement power cord keeps an existing Ablegrid ultrasonic cleaner running instead of sitting unused because of a frayed or missing cable. Buy Now at Newegg

Anyone running an Ohaus YJ or YS series scale needs a compatible power source, and this adapter delivers the correct output without hunting down the original manufacturer part. Buy Now at Newegg

Anyone running automation equipment, LED lighting, or CCTV setups will want the stable 24V output this supply delivers without overloading a circuit designed for lighter loads. Buy Now at Newegg

Handy for anyone running holiday lights or garden features who wants set schedules without running back outside to flip a switch, and the six grounded outlets on a stake let you power multiple items from one spot in the yard. Walmart has it for $26.09, which is $13.90 off the $39.99 list price. Buy Now at Walmart

Handy for anyone dealing with a dead adapter, since the included tips and voltage adjustment let it stand in for a range of routers, monitors, and other electronics without hunting down the exact original model. Buy Now at Newegg

Anyone setting up an industrial control panel or automation cabinet will want a DIN rail supply on hand, and this one mounts directly into standard enclosures without extra brackets or wiring hassles. Buy Now at Newegg

Losing or frying your laptop's original charger doesn't mean replacing the whole machine, and this adapter's 19V 6.3A output covers higher-wattage Toshiba models that lower-amp chargers can't handle. Buy Now at Newegg

This board suits anyone building a custom PC or server setup with multiple fans who wants precise, individual speed control instead of relying on a single motherboard header. It's especially useful if you're managing noise and airflow across a case with several fans that need to run at different speeds depending on temperature. Buy Now at Newegg

Update: The price has changed to $26.99 since this was originally published.

Useful for road trips or job sites where you need to power small electronics or charge devices straight from your car's 12V outlet, since it converts DC to standard AC current through two outlets plus USB ports. At $26.98, it's just a penny below the $26.99 list price, so this is more about convenience than any real discount. Buy Now at Amazon

Stalled batteries tend to happen at the worst times, so keeping this in your trunk means you can restart your car without waiting on roadside assistance or another driver; it's $34 (31%) off the $110 list price. Buy Now at Amazon

Handy for controlling string lights, holiday decor, or a fountain from up to 100 feet away without running back outside to flip a switch, and it's weatherproof for year-round outdoor use. Walmart has it for $27, a $13 (33%) discount off the $40 list price. Buy Now at Walmart

Anyone who's misplaced the original charger for their Cisco IP phone can grab this as a direct replacement without hunting down discontinued OEM stock. Buy Now at Newegg

Anyone replacing a lost or damaged charger for equipment in the 12V 3A range should check the connector size first, since this 5.5x2.5mm plug won't fit every device. Newegg carries it as a straightforward, no-frills swap for routers, LED strips, and similar low-power gear. Buy Now at Newegg

Setting up a home office, gaming station, or entryway charging spot gets easier with four outlets and four USB ports per strip, and having three on hand means you can outfit multiple rooms at once. The Wi-Fi control lets you schedule or switch off devices remotely, which suits anyone who forgets to unplug things before leaving the house. Buy Now at Home Depot

Update: The price has changed to $49.99 since this was originally published.

Handy to keep in your trunk if you've ever been stranded with a dead battery, since it lets you jump your own car without waiting on someone else's jumper cables. It's only $2.52 off the list price right now, so this one's more about convenience than a deep discount. Buy Now at Amazon