Why Aixtron’s AIX G10-SiC could quietly reshape power electronics

Aixtron’s AIX G10-SiC is a production-scale MOCVD system for silicon carbide power devices that targets efficiency and cost per wafer rather than flashy specs. What makes the tool interesting for chip makers - and where are the limits?

Reviewed: ad hoc news Accessory & Components desk. Edited and checked on 2026-06-17, 10:10. Details in the imprint.

When you stand in front of the AIX G10-SiC, you do not see a gadget - you see a towering production tool that promises more silicon carbide power chips per hour from the same cleanroom footprint. For foundries, that promise is anything but abstract. It means more dies, more revenue, and lower cost per kilowatt handled.

What the AIX G10-SiC is built to do

The AIX G10-SiC is Aixtron’s latest generation MOCVD platform dedicated to silicon carbide epitaxy on 150 mm and 200 mm wafers, designed for automotive and industrial power devices. The system targets high-volume production with a fully automated cassette-to-cassette wafer handling concept.

Instead of chasing headline reactor counts, Aixtron talks about “productivity per square meter of fab space”. In concrete terms, the G10-SiC aims to produce up to twice as many good wafers per hour as its predecessor at comparable footprint, helped by faster wafer exchange and tighter process control.

Throughput, uniformity, and yield

SiC epitaxy is unforgiving - defects turn into failed MOSFETs or diodes. Aixtron specifies the G10-SiC for low defect densities and high layer uniformity across large wafers, supported by advanced gas-flow design and in-situ process monitoring. For power chip makers, that directly feeds into yield.

The platform is modular: customers can configure reactor setups and automation options to match their volume and redundancy needs. That modularity keeps the upfront investment more flexible, though it also means real-world throughput will vary significantly from fab to fab.

How it fits into SiC’s growth wave

Silicon carbide power devices are moving from niche to mainstream, especially in electric vehicles and fast chargers. Market researchers expect double-digit annual growth rates this decade as car makers swap silicon inverters for SiC to gain range and efficiency. Tools like the AIX G10-SiC ride that wave.

For foundries and IDMs, the bottleneck is no longer just device design but epitaxial capacity and process reproducibility. A production tool that promises higher wafers-per-hour without sacrificing quality is therefore a strategic lever, not just an equipment line item.

Strengths buyers will notice

On paper, the G10-SiC’s biggest strength is density: more output per line, which matters when cleanroom space is brutally expensive. The automation also means fewer manual wafer touches, which can improve both yield and shift-to-shift consistency.

Another practical plus is Aixtron’s focus on 200 mm compatibility, as customers gradually migrate from 150 mm to larger wafers. A tool that can bridge that transition with the same platform lowers risk and training overhead for operations teams.

Where the limits and trade-offs lie

There are caveats. A G10-SiC is a multi-million-euro investment, out of reach for smaller labs, and the real cost advantage only shows at high utilization rates. If a fab cannot keep the reactors busy, the theoretical cost-per-wafer edge shrinks fast.

Competition is intense as rivals push their own SiC epitaxy tools, sometimes with different reactor concepts and pricing models. That gives chip makers leverage in negotiations but also makes qualification choices more complex and slower.

Company context and stock reference

AIXTRON SE positions the AIX G10-SiC alongside its GaN power and optoelectronics tools as a pillar of its wide-bandgap portfolio. The company’s order intake has in recent years been heavily influenced by customer investment cycles in SiC and GaN production equipment.

Shares of AIXTRON SE (DE000A0WMPJ6) trade on Xetra in euros.

Key facts on the AIX G10-SiC

• Product: AIX G10-SiC
• Manufacturer: AIXTRON SE
• Category: Accessory/Components (production equipment)
• Launch: Announced 2022, positioned for current 150 mm and 200 mm SiC production
• RRP / Price: Not publicly disclosed; multi-million-euro class production tool
• Availability: Available directly from Aixtron for SiC power device manufacturers and foundries worldwide
• Target group: Semiconductor manufacturers producing silicon carbide power devices for automotive, industrial, and energy applications
• Highlight / USP: High-throughput SiC epitaxy with strong focus on cost-per-wafer and 200 mm readiness in a modular production platform

This article was AI-assisted and editorially reviewed. Product information without guarantee; prices and availability may change at short notice. No investment advice, no buy or sell recommendation. Stock-market transactions involve risks up to total loss.