Like all Wirecutter journalists, I critique and examination goods with comprehensive editorial independence. I’m in no way made mindful of any enterprise implications of my editorial tips. Read through more about our editorial criteria.
Since energy outages take place about a couple of times a year on regular while in the US, you’ll probably have utilised it in a number of true-entire world outages in that time-frame.
The display is simple to study due to colorful icons and large textual content, and it shows valuable data like the input voltage, the output wattage, and simply how much battery lifestyle remains.
With five shops on battery backup and 10 in whole, this UPS can retain a Wi-Fi community running for as much as four hrs, or it may energy your property-Business office set up very long more than enough that you should help you save your work and shut down.
USB output: For styles with USB-A or USB-C output ports, we related a USB load tester rated for as much as a hundred and fifty W to every port, cranked up the power until eventually the ports overloaded as well as the load tester แบตเตอรี่เครื่องสำรองไฟคืออะไร shut down, and recorded the full output in watts.
All those versions are better for powering delicate devices, but none that we’ve examined excel in additional essential places, like peak ability output or run occasions.
Similarly, you must never ever plug a UPS right into a surge protector, so Just about every UPS design need to have enough developed-in surge protection.
This is simply not a comprehensive list of all UPS models we’ve examined. We've removed any products that are discontinued or tend not to satisfy our conditions.
We started off by contemplating a lot more than a hundred products from 3 leading corporations: APC, CyberPower, and Tripp Lite by Eaton. We also added a number of styles from Amazon Basics to our list since it’s a well known solution after you’re shopping on the web.
Surge-Only Shops - Guard secondary electronics from surges and spikes with no decreasing battery ability accustomed to operate Major electronics during outages.
Surge security: Implementing a similar machines and protocol we use to check surge protectors, we zapped Every single UPS with 5,000-volt energy surges, measuring what number of volts they let by way of.
This product แบตเตอรี่เครื่องสำรองไฟคืออะไร isn’t as effortless to slide under a desk or an entertainment center as models which have been flatter in condition, like our finances decide, so you require sufficient vertical Room to accommodate it.
It's some helpful functions, nevertheless it’s missing a handful of large types. Like our other picks, this product includes a circuit-reset button in addition to a user-replaceable battery, and it includes no cost downloadable software program.
It provides a lot of the exact quality features located in pricier products, such as battery backup for up to five equipment and surge security on all ten of its shops.