OFE · Owner-Furnished Equipment
Gear the owner buys directly and free-issues to the contractor; it strips contractor margin and controls the order date but transfers schedule and interface risk back.
Current numbers
~128–160+ wkHV/substation transformer lead time (≈144 wk GSU; up to ~60 mo constrained) — OFE-by-default, pre-GC
~128–160+ wkstandard power-transformer lead time (to ~4–5 yr in constrained markets) — the OFE long pole