Power Management Deals

Anyone running a 48V setup, like LED lighting rigs or CNC equipment, needs a reliable power source that won't quit under load, and this switching supply handles the conversion cleanly with enough headroom for steady output. Buy Now at Newegg

Suits anyone replacing a failed power supply on POS terminals, LED strips, or other equipment that calls for 24V at this exact wattage, since matching the original specs matters more than going with a generic brand. Buy Now at Newegg

Off-grid setups and RV owners needing clean power for sensitive electronics will get the most use out of this, since pure sine wave output won't cause the humming or interference that modified sine inverters can. It's priced $10 below the $180 list. Buy Now at Amazon

Anyone running LED strip lighting or a CNC setup that calls for a 24V source will get steady output from this adapter without hunting for a bulkier, pricier unit; Newegg has it if you need one on hand. Buy Now at Newegg

Small electronics projects that only need a low-current 12V output work well with this module, converting standard AC mains directly down without a bulky external adapter taking up space in your enclosure. Buy Now at Newegg

Anyone replacing a lost or fried power brick for a 18V device will want to double-check their equipment's voltage and amperage rating before buying, since this adapter is built to match that exact 18V, 2.5A spec rather than serve as a universal fit. Buy Now at Newegg

Handy for anyone replacing a worn-out power brick for LED strips, security cameras, or small electronics that call for a steady 12V 1.5A output, and Newegg's price makes it an easy swap without hunting down the original manufacturer's part. Buy Now at Newegg

Handy for anyone building or repairing electronics that need a stable stepped-down voltage, like powering microcontrollers or accessories from a car battery or higher-voltage supply without frying the circuit. Buy Now at Newegg

Small electronics like laptops or monitors that spec out at 65W or less can run on this adapter, so it's worth grabbing as a replacement if your original charger died or you need a spare for a second setup. Buy Now at Newegg

Handy for road trips or job sites where you need to run larger tools or electronics off your vehicle's battery, and Best Buy has it for $12 off the list price. Buy Now at Best Buy

A straightforward choice for DIY electronics projects, 3D printers, or LED strip setups that need a stable 24V DC source without building your own power circuit. Buy Now at Newegg

A useful pickup if you're building or maintaining a system that runs on 48V DC power, such as a telecom rack, e-bike battery setup, or DIY electronics project that needs both a stable power source and charging capability in one unit. Buy Now at Newegg

For anyone building or repairing 48V equipment, this power supply delivers a stable 3A output without the higher cost of industrial-grade units, making it a solid fit for DIY electronics or embedded systems projects. Buy Now at Newegg

Anyone running an older Drobo 5D and dealing with a lost or failed power brick can swap this in without hunting down the original manufacturer's part, and Newegg carries it if you want a straightforward replacement. Buy Now at Newegg

Anyone tinkering with electronics projects that need to drop voltage from a battery or power supply will want a couple of these on hand, since having two on hand means you can run separate components at different voltages without buying more later. Buy Now at Newegg

Anyone stuck with a drawer full of mismatched electronics chargers can use this to power cameras, routers, or small appliances with a single adjustable adapter instead of hunting down the original brick. Newegg's version covers the common voltage range most devices need, so it's a reasonable backup to keep on hand for whatever loses its charger next. Buy Now at Newegg

Powers DIY electronics projects, portable tools, or bench testing straight from a Dewalt 20V battery you already own, converting it to a usable adjustable voltage range instead of buying a separate power supply. It's $7.96 off the $52.99 list price at Amazon. Buy Now at Amazon

Anyone running an Aruba AP300 series access point without a PoE injector will need this adapter to power the unit directly from a wall outlet. Buy Now at Newegg

Handy if you're running 12V accessories, like lighting or electronics, off a 36V or 48V system, such as an electric golf cart or solar setup, without frying them. Buy Now at Newegg