Substitute the battery, not the unit: Like all electronics, a UPS gained’t last eternally. But Preferably, try to be ready to interchange the battery many moments before You should swap all the unit.
Make use of your UPS with the correct gear: It’s essential to really know what a UPS can and can’t do. Utilizing a UPS for electrical power-hungry equipment—like a laser printer, paper shredder, or House heater—can hurt its internal parts, degrade its battery, and void its warranty.
That’s a lessen peak output than what we got from most of the UPS units we examined, but it surely should nevertheless be ample to energy a desktop Laptop, a domestic modem, a Wi-Fi router, an exterior disk drive, and perhaps a couple of tiny units.
Peak electrical power output: To check the utmost load that every UPS could take care of, we turned on each after which unplugged it, leaving it jogging on its battery. We then plugged in household appliances of recognized wattages one by one right up until the battery overloaded as well as UPS shut down.
Battery capacity: Company operate-time rankings outline how long a UPS can keep equipment of assorted wattages working. Considering the fact that most ratings are based on suitable disorders, we examined our best candidates at two distinct hundreds to view how they'd accomplish in serious-earth use: 20 W, symbolizing the blended electrical power attract of a home modem and router, and 300 W, representing the power use of a modem, router, Computer, and exterior harddrive operating at the same time.
Test the battery from time to time: The sealed, guide-acid battery inside your UPS will continue to be billed so long as the device is plugged in, so it ought to be in the position to conduct nicely for quite some time.
It’s compact still roomy. This unit is concerning the size and condition of a dictionary laid flat, and at just above nine lbs ., it weighs about fifty percent around our other picks. Concurrently, the shops are widely spaced, and 4 of them have plenty of Place for extra-huge electric power bricks.
Computerized voltage regulation (AVR): Also called line-interactive topology, that is a extra Superior sort of electrical power management that makes use of a small transformer being a buffer to compensate for ability dips and surges แบตเตอรี่เครื่องสำรองไฟคืออะไร with out relying on the battery.
CyberPower’s CP900AVR has a fairly easy-to-use interface with just two buttons (energy on/off and mute) and four indicator lights (showing in the event the unit is turned on, in the event the battery backup kicks in, when AVR is activated, and when there’s a power overload) over the front of your unit. Picture: Michael Hession
By no means plug a UPS right into a surge protector or vice versa: Apart from perhaps overloading possibly device and tripping a fuse or breaker, Additionally you possibility cancelling out the surge security rather than doubling it up.
Explore almost everything you have to know about lithium-ion UPS methods within our in depth FAQ guidebook. Fully grasp the advantages, maintenance แบตเตอรี่เครื่องสำรองไฟ guidelines and vital factors to generate an knowledgeable final decision for reliable backup energy remedies.
Should you’re on a tight spending budget, the Amazon Essentials Standby UPS 800VA is A cost-effective UPS Together with the battery and run time of a more expensive design: It can continue to แบตเตอรี่เครื่องสำรองไฟคืออะไร keep an average router and modem running for up to 1 and a half several hours.
This UPS lacks quality options, but it really has loads of outlets and provides more than enough power to keep a home Wi-Fi network up and working for as long as one hour plus a fifty percent when the power goes out.
Aligned in two rows, the shops are spaced extensively enough for you to healthy most plugs, and two of them can accommodate even the bulkiest of plugs.