Electronics Manufacturing

AI Infrastructure Demand Has Permanently Restructured EMS Revenue Mix

Across the tracked universe, AI-related demand has moved from a growth tailwind to the primary structural driver of revenue composition. Jabil's AI-related revenue reached $14.4 billion in FY2026 and is guided to $22.1 billion in FY2027; Celestica's CCS segment is projected at $17.4 billion in 2026 and $40 billion in 2027; Fabrinet's data center share of revenue crossed 52.7% in Q1 FY2027, up from 44.7% a year earlier. The language shift from 'strong demand' to multi-year awarded programs with 2028 customer forecasts already exceeding 2027 targets confirms this is a structural reallocation, not a cyclical surge.

Component and Power Constraints Are the New Growth Ceiling

Supply-side constraints have migrated from semiconductors to memory, ASICs, and physical infrastructure. Jabil characterizes memory reallocation to AI as a structural shift; Benchmark reports ASIC and memory tightness broadening over three consecutive quarters; Fabrinet states components are the current binding constraint on shipments, not demand or capacity. Celestica's management identified land availability and power grid access, not components or customer demand, as the primary factors that could limit upside to its $40 billion 2027 target, a materially new risk framing that no other tracked company has yet articulated at this specificity.

Acquisition Pace Across the Sector Is Compressing Balance Sheets

TTM Technologies closed $1.5 billion in acquisitions in a single quarter, has a further $650 million pending for Ophir Optics, and carries $1.644 billion in net debt pre-Epiq close; Flex drew $4.4 billion in 364-day short-term debt to fund EPC Power Corp., with repayment contingent on completing the CPI spin-off by October 2027; Sanmina acquired ZT Systems for $1.62 billion and is guiding to $16 billion-plus in FY2027 revenue. The simultaneity of these moves across the sector signals a competitive land-grab for AI-adjacent capability, but the financing structures introduce binary execution risk that is new this cycle.

Defense and Aerospace Is Crossing from Supplement to Structural Growth Driver

Aerospace and defense is no longer a stabilizing offset to commercial cycles; it is an accelerating primary growth vector. Plexus generated nearly $490 million in A&D manufacturing wins in FY2026, exceeding the combined wins of FY2024, FY2023, and FY2020, and guides A&D revenue growth exceeding 20% in FY2027. TTM's A&D segment grew 20.9% year-over-year with operating margin expanding to 18.5%. Jabil cites ITAR compliance, security-cleared facilities, and government inventory replenishment as explicit barriers to entry, and Benchmark reports record A&D bookings in Q2 2026 with sequential revenue growth of 15% in Q3. EU and NATO defense budget tailwinds are now named by Plexus as an emerging incremental demand layer.