All transformers, 2024: Wood Mackenzie via NIAC
NIAC, citing Wood Mackenzie, put average transformer procurement lead times at 120 weeks in 2024, reaching 210 weeks for the largest units.
120–210 weeks All sizes · 2024 · US
“The report, citing Wood Mackenzie data, says transformer procurement lead times have risen from around 50 weeks in 2021 to 120 weeks on average this year — though for the largest transformers, procurement times can reach 210 weeks.”
The record
Field definitions- Class on the chart
- Surveys that average all transformer sizes or do not name a type
- Transformer type
- Transformers (all, procurement)
- Size / class
- All sizes; largest up to 210 weeks
- Region
- US
- As of
- 2024
- Lead time, low (weeks)
- 120
- Lead time, high (weeks)
- 210
- Lead time as stated
- 120 weeks average; largest units up to 210 weeks
- Publisher
- NIAC (via Utility Dive)
- Original source
- NIAC, Addressing the Critical Shortage of Power Transformers (final report, Sept 2024)
- Source type
- government-advisory
- Verified
Sources
Cite this reading
NIAC (via Utility Dive), as compiled by Transformer Lead Times: “All transformers, 2024: Wood Mackenzie via NIAC”. https://transformerleadtimes.com/niac-2024-all/ (accessed 9 Nov 2026).
CC BY 4.0. Quote the original publisher; link this page for the dated record.
Other all sizes readings
Filter the table| As of | Reading | Publisher |
|---|---|---|
| Feb 2025 | Up to three years Transformer (unspecified) | NEMA (via Utility Dive) |
| May 2024 | +70% Transformers (general) | Thunder Said Energy |
| Apr 2024 | 115–130 weeks Transformers (average) | Wood Mackenzie (via POWER) |
| 2021 | 50 weeks Transformers (all, procurement) | Wood Mackenzie data cited in NIAC report (via Utility Dive) |
| 2020 | 4–6 weeks Transformer (unspecified) | NEMA (via Utility Dive) |