TAIPEI, April 30 (Reuters) - Delta Electronics, a major provider of power supply and cooling solutions for AI datacentres, warned that it expects costs to rise in the coming quarters, with oil prices rising and ongoing material shortages. 

-- It added that there were also signs of inflation driven by AI demand.

-- The company said its capacity remained tight and it was expanding in China, Thailand, the United States and Taiwan.

-- It said in February its capital expenditure totalled T$46.1 billion ($1.46 billion) in 2025 and it reiterated on Thursday it would be higher this year.

-- Delta Electronics' customers include Nvidia ( NVDA ) and major cloud service providers such as Google and Meta Platforms ( META ).

-- Delta Electronics is the second most valuable company on the Taiwan stock exchange, with a market capitalisation of $178.46 billion, after Taiwan Semiconductor Manufacturing Co Ltd. ( TSM )

-- It reported first-quarter revenue of T$159.35 billion ($5.02 billion), up 34% from a year earlier, driven by AI data centre build-out. Its gross profit was up 56% year-over-year at T$59 billion ($1.86 billion).

-- Delta Electronics shares have risen 124.82% so far this year, far outperforming a 34.4% rise in the broader market. The company's shares closed flat on Thursday ahead of its earnings release.

($1 = 31.7170 Taiwan dollars)