HOTOne to one swap of (1) existing 4000A 3-Phase 277/480V main electrical switchboard "MSB3" and and (4)…
Permit #TC-COM-0826-01308 · tucson · issued Sep 18, 2026
$1,000
Issued
One to one swap of (1) existing 4000A 3-Phase 277/480V main electrical switchboard "MSB3" and and (4) existing 3-Phase 277/480V pad mounted distribution cabinets, "IFS-5A", IFS-5B", "IFS-15", and "IFS-16" less than 400A each. No modifications or upgrades are being made, the work is part of the customers long-term facilities preventative maintenance schedule. All equipment was designed and manufactured by EATON to match the existing EATON equipment exactly.
1,000,000 sq ftCommonwealth Electric Company (Unverified)