Can You Use an 18650 Battery Pack in UPS?
Let’s cut to the chase: Yes, you can use an 18650 lithium-ion battery pack in a UPS system. But should you? That’s where things get complicated. Modern UPS units are designed primarily for lead-acid batteries. Swapping in lithium-ion cells demands technical tinkering, safety safeguards, and a firm grasp of electrical engineering—or you risk catastrophic failure. I’ve seen YouTube […]