OpenNMC is an open replacement for expensive APC management cards

· Jeff Geerling · Sept. 8, 2026, 4:20 p.m.
homelab ups Open Source Solutions OpenNMC
Summary
The blog post discusses OpenNMC, an open-source solution for replacing expensive APC management cards used in Uninterruptible Power Supplies (UPS). It highlights the importance of UPS in homelabs for safely shutting down servers during power outages and managing power quality.
Read full post on www.jeffgeerling.com →
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