Enphase Energy Unveils Solid-State Transformer for AI Data Centers at Industry Summit — Enphase Energy, Inc.

Event summary

Enphase Energy will showcase its IQ Solid-State Transformer (IQ SST) at AI Infra Summit 2026, Sept. 15-17, 2026.
IQ SST converts medium-voltage AC directly to 800 VDC for high-density AI data centers with sub-millisecond response times.
Distributed architecture scales to racks up to 5 MW; full-system demonstrations expected in November 2026.
Customer pilots planned for 2027; manufacturing begins at Arlington, Texas facility.
Raghu Belur, co-founder and chief product officer, to present on Sept. 15 at 12:00 p.m. PDT.

The big picture

Enphase Energy is positioning itself as a key player in the evolving AI data center power infrastructure market. The IQ SST represents a strategic pivot from residential solar solutions to high-density commercial applications, aligning with the industry's shift toward higher voltage direct current systems. Success here could diversify Enphase's revenue streams beyond traditional solar markets.

What we're watching

Technical Validation: Whether IQ SST can deliver on promised sub-millisecond response times and 5 MW scalability.
Market Adoption: The pace at which AI data centers transition to 800 VDC architectures.
Manufacturing Execution: How Enphase scales U.S. production to meet demand while managing GaN component costs.