Finnish technology group Wartsila Corp (<a href="https://www.nasdaqomxnordic.com/aktier/microsite?Instrument=HEX24394&name=W%C3%A4rtsil%C3%A4%20Oyj%20Abp&ISIN=FI0009003727" target="_blank">HEL:WRT1V</a>) on Thursday said it has received a deal to supply a 150-MW/300-MWh battery energy storage system (BESS) to Canadian clean energy platform Amp Energy in South Australia.