This is a market research Sources Sought notice for the replacement of a transformer at the Crow Creek Substation in Montana, located near Toston. The work involves manufacturing, delivering, and installing a specific 2,500 kVA fluid-filled transformer, with field testing and commissioning to occur during a single outage between October and April. The estimated project budget is between $1,000,000 and $5,000,000. The government is seeking capability statements from qualified firms to assess market interest and capacity. This is not a solicitation for proposals, and no contract will be awarded from this notice.