Cooling Tower VFD Replacement

The City Utilities of Springfield issued an Invitation‑For‑Bid (IFB) to replace four 200 hp variable‑frequency drives (VFDs) in its cooling‑tower motor enclosures. The scope includes removal of existing Toshiba HX7 units, supply of new VFDs meeting specific 200 hp, 18‑pulse, 250 kVA requirements, delivery of at least two units by 1 Oct 2026 (all four preferred), and commissioning assistance. The award was granted to SMC Electric Supply, which submitted a unit bid of $80,116.84. The contract is a unit‑price solicitation with a standard 90‑day bid irrevocability period and requires extensive insurance and compliance documentation. • Replace four obsolete 200 hp Toshiba VFDs with equivalent units (preferably Mitsubishi if compliant). • Deliver minimum two VFDs by 01 Oct 2026; full delivery of four units preferred. • Vendor to provide ancillary hardware (RTD modules, HMI, I/O) and support commissioning. • Awarded to SMC Electric Supply at a unit price of $80,116.84; total estimated contract value ≈ $320,000. • Mandatory compliance: E‑Verify affidavit, Missouri Transient Employer certification, and detailed insurance coverage (minimum $1 M per occurrence).