Curated Picks
UPS Battery Backup
Compare Amazon (New) vs eBay (Refurb/Used) using evergreen brand/model searches that stay current as listings refresh.
Recommended searches
UPS searches that stay evergreen: 1500VA class for PCs, pure sine for sensitive gear, rackmount for homelabs, and small backups for modem/router. Amazon = new warranties, eBay = serious refurb value.
APC Back-UPS 900–1500VA (home office staple)
Common, reliable option for PCs + monitors + network gear.
- Easy replacement batteries
- Great for home offices
- Check outlet layout
CyberPower 1500VA line-interactive (value pick)
Often priced aggressively with good features.
- Good value
- AVR helps stability
- Watch for refurb deals
Pure sine wave UPS (better for high-end PSUs)
Recommended for sensitive electronics and some active PFC power supplies.
- Cleaner power output
- Better compatibility
- Worth it for expensive rigs
APC Smart-UPS (prosumer / small server safe)
Homelab-friendly UPS family; great used market.
- Server-grade line
- Great refurb market
- Check battery age/replace cost
Small UPS for modem/router (internet stays up)
Keep Wi-Fi online during short outages.
- Protects internet uptime
- Cheap and effective
- Great for WFH reliability
Replacement batteries / cartridges (keep it alive)
Most UPS failures are just old batteries—replace and keep rolling.
- Extends lifespan
- Often simple swap
- Verify exact model number