Equipment category · HCAI/OSHPD OSP

Switchgear – Medium Voltage — OSP Preapprovals

All 22 HCAI/OSHPD Special Seismic Certification preapprovals issued for Switchgear – Medium Voltage. 16 active, 6 expired, across 15 manufacturers. Source data from HCAI · updated 2026-04-21.

Filter:AllActive onlyExpired onlyShowing 6 of 22

Manufacturers with Switchgear – Medium Voltage OSPs

OSP #ManufacturerExpires
OSP-0103Powell Industries
Expired
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OSP-0141Siemens
Expired
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OSP-0157G & W Electric
Expired
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OSP-0256Industrial Electric Mfg.
Expired
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OSP-0400Industrial Electric Mfg.
Expired
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OSP-0542GE
Expired
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About Switchgear – Medium Voltage 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 Switchgear – Medium Voltage on a California hospital project? Talk to a Panache engineer.