Shelly RC Snubber

The

SHELLY-RCSNUBBER Shelly RC Snubber that connects to only certain types of loads especially fluorescent or inductive loads, to a relay/switch the inrush current can cause failures and stuck relays over time. The RC Snubber can help prevent those issues when wired appropriately.  It is required to keep the Shelly relays safely from these loads.  See the wiring diagrams on Shelly’s site.