Here's a press release that talks about the time frame and what occurred with the Wal-Mart contracts:
Plug Power Receives GenKey Order from Wal-Mart for Seventh N. American Distribution Center
7:02 am ET July 29, 2014 (Benzinga) Print
Plug Power (Nasdaq: PLUG) today confirms the company has received a follow-on GenKey purchase order from Wal-Mart Stores (NYSE: WMT). to add an additional, seventh, GenKey site to the original six-site contract it announced in February 2014. This additional site in Sterling, IL consists of 286 GenDrive fuel cell units and is planned to deploy in the third quarter of 2014.
GenKey is Plug Power's all-inclusive hydrogen fuel cell power solution, combining:
GenDrive fuel cell units
GenFuel infrastructure construction and hydrogen fuel supply
GenCare onsite maintenance service
In February 2014, Plug Power received a milestone GenKey order from Walmart to roll out 1,783 GenDrive fuel cells in the forklift fleets at six sites across North America. The first of these sites, in Pottsville, PA, was brought successfully on line during the second quarter of 2014. Plug Power deployed almost 300 GenDrive fuel cell units in Walmart's class-2 and class-3 electric lift trucks. Additionally, Plug Power built and commissioned Walmart Pottsville's outdoor and indoor GenFuel infrastructure in less than 13 weeks following the receipt of the initial order.
To date, the GenDrive units in Pottsville have accumulated over 100,000 hours of run-time, and the GenFuel infrastructure has dispensed more