Hi All! New member here.

I work maintenance for a large church built in 1850. A lot of things we have around here have been here a long time, including these:

[Linked Image from stmarysoswego.org]

They are used to stop people from switching off breakers that shouldn't be touched (ie. refrigerators, water heaters, etc.). Anyone know if and where these are still available?

Thanks,
Joe

St. Mary's Maintenance