APH · Earnings call · 2026Q3T · Full report

AI Infrastructure Demand

AMPHENOL CORP /DE/ · 2026-10-28 · Importance 75 · Surprise 64

IT Datacom sales grew 100% in U.S. dollars and 77% organically year over year, with sequential growth of 30%; approximately three-quarters of IT Datacom sales were AI-related. Management said most sequential growth came from AI and reflected fulfilled customer demand rather than pull-ins, while customers continued procuring at high levels. The company is securing future business on next-generation systems with a broad array of customers, and CommScope’s advanced optical interconnect sales into IT Datacom are increasing. Management emphasized demand for high-speed copper, optical, and power interconnect, including power solutions for emerging 800-volt architectures.

Key facts

• Amphenol’s IT Datacom sales grew 100% in U.S. dollars and 77% organically year over year in Q3 2026; the market represented 48% of quarterly sales.
• Amphenol expected Q4 2026 IT Datacom sales to increase at a mid-single-digit rate from Q3 levels.
• Amphenol’s IT Datacom sales increased 30% sequentially in Q3 2026, substantially above its expected mid-teens increase.
• Amphenol expected 2026 IT Datacom sales to more than double year over year, driven primarily by organic growth and acquisitions including CommScope.
• Amphenol expected CommScope’s IT Datacom sales to more than double in full-year 2026 and represent roughly half of its sales, compared with around one-third in 2025.
• AI represented approximately three-quarters of Amphenol’s IT Datacom sales in Q3 2026, and the vast majority of sequential growth was related to AI.
• Amphenol’s IT Datacom business quadrupled in size over a period of less than 4 years.
• Amphenol said it would continue to invest heavily in new technologies to meet demand in the IT Datacom market.