Power Management Deals

Anyone whose LaCie Petit lost its original power brick can use this as a straightforward replacement without hunting down a proprietary part from LaCie directly. Buy Now at Newegg

A solid pick if you need a reliable replacement power supply for a 12V device, whether it's a router, camera, or other small electronic. Newegg carries it as a straightforward, no-frills option when your original adapter dies or goes missing. Buy Now at Newegg

Anyone whose MGT-12DC500-powered equipment lost its original power supply can use this as a direct replacement without hunting down the exact OEM part. Buy Now at Newegg

LG's genuine replacement power adapter is worth grabbing if your monitor's original brick has died or gone missing, since off-brand versions can be hit or miss on voltage matching. Newegg carries it for LG display owners who'd rather not risk a generic adapter damaging their screen. Buy Now at Newegg

Data center admins maintaining Brocade 5300 switches will want this on hand as a replacement or backup, since matching the original manufacturer spec keeps power redundancy intact without hunting for compatible third-party parts. Newegg carries it if you need one shipped quickly. Buy Now at Newegg

Anyone who's misplaced the original charger for a device that takes the S024WM1200180 supply can use this as a direct swap without hunting down the exact OEM part. It's a straightforward replacement, so you'll want to double check your device's voltage and plug specs before ordering. Buy Now at Newegg

Industrial equipment installers and control panel builders will appreciate the DIN-rail mounting and stable 24DC output, which converts standard AC power into a reliable low-voltage supply for automation systems. Newegg carries the Phoenix Contact QUINT4-PS/1AC/24DC/5 for those who need a dependable component rated for continuous operation in demanding environments. Buy Now at Newegg

Industrial setups running 24V equipment benefit most here, since this supply delivers a steady 5A of clean power without the voltage drift that trips up sensitive control systems. Newegg carries it if you're building out a panel and need a reliable component rather than a budget guess. Buy Now at Newegg

This basic 12-foot 2-slot power cord works for replacing a lost or damaged cord on lamps, small appliances, or electronics with the same plug type, and at $10.99 it's priced at list with no current discount. Buy Now at Best Buy

For anyone tinkering with electronics projects, this module lets you step up a lower DC voltage to a higher one, which comes in handy when you're powering components that need more juice than your source battery or supply can give directly. Buy Now at Newegg

Anyone whose Tonor K20 came without a working power supply or lost the original can swap this in without hunting for an exact manufacturer replacement. Buy Now at Newegg

This inverter suits anyone running power tools, small appliances, or charging devices off a vehicle battery during road trips or job sites, with the fast-charge USB port covering your phone at the same time; it's currently priced at $330, matching its list price. Buy Now at Best Buy

This one's suited to hobbyists and technicians who need clean, stable DC voltage for testing circuits or powering equipment, since the linear regulation keeps output ripple and noise low compared to switching supplies. The adjustable voltage and current controls give you room to work on anything from small electronics to car audio setups without needing separate supplies for each job. Buy Now at Newegg

This module gives you manual control over PWM fan speeds independent of your motherboard, which suits anyone building a custom cooling setup or working on a DIY electronics project. It handles 4-wire fans at up to 3A, so it's a straightforward option if you need reliable speed adjustment without relying on software. Buy Now at Newegg

Handy to have on hand as a spare or replacement for laptops and other electronics that use a compatible barrel connector, since it covers multiple voltage settings in one adapter. It's priced at its regular $25 list, so there's no current discount. Buy Now at Best Buy

Handy if your Mabis blood pressure monitor came without a power cord or the original one wore out, so you can skip running through batteries during regular monitoring. Newegg carries it for those who'd rather plug in than restock AAs every few weeks. Buy Now at Newegg

Anyone whose RCA DCM305 or DCM305R modem power adapter died or went missing can use this as a straightforward replacement without hunting down the original. Buy Now at Newegg

Data center and server room operators managing high-density racks will want this for the real-time power monitoring, especially when tracking 3-phase loads across multiple circuits without eating up rack unit space. Buy Now at Newegg

This inverter suits off-grid setups or RV owners running sensitive electronics, since pure sine wave output prevents the interference or damage that modified sine wave inverters can cause. It's $33 off the list price at $186.99. Buy Now at Amazon