Equipment category · HCAI/OSHPD OSP
Switchboards — OSP Preapprovals
All 15 HCAI/OSHPD Special Seismic Certification preapprovals issued for Switchboards. 14 active, 1 expired, across 12 manufacturers. Source data from HCAI · updated 2026-04-21.
Manufacturers with Switchboards OSPs
About Switchboards OSP preapprovals
Listed records are sourced from the official HCAI OSP page. Always verify status, conditions, and expiration with HCAI before specifying a component. Need PE/SE stamped anchorage calculations for Switchboards on a California hospital project? Talk to a Panache engineer.