** PWR Holding PWH.AX gains as much as 7.5% to A$8.020; biggest intraday pct gain since Nov. 21, 2024
** Formula 1 auto parts supplier's North American unit secures $5.5 mln order to supply advanced cooling solutions for U.S. government project
** Around 303,290 shares traded, 1.5x the 30-day avg
** Stock fell 19.5% in 2024
(Reporting by Jasmeen Ara Shaikh in Bengaluru)
((Jasmeenaraislam.shaikh@thomsonreuters.com))