Silicon Carbide (SiC) power modules are transforming the future of energy conversion and high-power electronics. With their ability to handle higher voltages, faster switching speeds, and improved thermal performance compared to traditional silicon devices, SiC modules are becoming essential in electric vehicles, renewable energy, and industrial automation. Leading global manufacturers are racing to develop advanced solutions that balance efficiency, cost, and reliability, driving the rapid expansion of this market.
1. HIITIO
Website: https://www.hiitio.com/
- HIITIO SiC Power Modules: Voltage ratings up to 2300V, current ratings up to 900A
- High-efficiency inverter modules with low RDS(on) for reduced conduction losses
- Modules designed with advanced thermal management for high power density
HIITIO is a growing global company in electrical protection and power semiconductors. It is known for focusing on innovation. The company makes UL, CE, and CB-certified products for panel builders, OEMs, and distributors worldwide. Its SiC Power Modules are built for efficient power conversion and provide good heat management and reliability. They are ideal for tough applications like EV chargers, renewable energy inverters, and industrial drives.
HIITIO stands out as a flexible and customer-focused supplier. While younger than established giants, it offers strong value through adaptable designs, reliable certification, and competitive cost structures.
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2. Infineon Technologies AG
Website: https://www.infineon.com/
- CoolSiC™ Easy power modules: 1200V, 20–100A ratings, optimized for solar and storage
- Hybrid SiC/Si modules: cost-optimized with reduced switching losses
- Automotive-grade SiC MOSFETs with AEC-Q101 qualification
Based in Germany, Infineon is a global semiconductor leader and one of the first major players to mass-produce SiC modules. Infineon’s CoolSiC™ technology delivers superior efficiency, making it a key supplier to automotive OEMs and renewable energy projects.
Infineon is praised for its strong R&D and broad ecosystem support. Customers appreciate its stability and scalability, though product lead times can be a concern.
3. Mitsubishi Electric
Website: https://ca.mitsubishielectric.com/en/
- Hybrid IGBT/SiC modules with 1200V–3300V ratings
- Full-SiC modules supporting rail applications up to 3.3kV
- Automotive traction inverter modules with high thermal conductivity substrates
Mitsubishi Electric is one of Japan’s most respected electrical equipment manufacturers, with a strong track record in high-power modules. Its SiC offerings target railway, automotive, and heavy industrial sectors.
Mitsubishi is known for reliability and long-term field experience. Its SiC portfolio is highly trusted in rail and heavy industry, though it is not always the most cost-competitive.
4. Semikron Danfoss
Website: https://www.semikron-danfoss.com/
- SEMITOP® SiC modules with 650V–1700V ratings
- Full-bridge MOSFET modules with low thermal resistance
- Customizable SiC platforms for e-mobility applications
Formed from the merger of Semikron and Danfoss, this German-Danish powerhouse is a leading manufacturer of power electronic modules. Its SiC solutions focus on efficiency and reliability in automotive and renewable sectors.
Semikron Danfoss is admired for engineering excellence and close collaboration with OEMs. Its solutions are highly reliable, though often tailored for specific markets rather than broad distribution.
5. Fuji Electric
Website: https://www.fujielectric.com/
- Full-SiC and hybrid IGBT modules: 1200V–3300V
- High-power SiC modules with optimized cooling structures
- SiC MOSFETs enabling reduced inverter system size
Fuji Electric, based in Japan, has decades of experience in power electronics and has expanded its portfolio to include advanced SiC power devices. It focuses on heavy industrial and railway applications.
Fuji Electric is regarded as a strong player in industrial and transport applications. While less visible in EVs, it has a reputation for ruggedness and long service life.
6. Littelfuse
Website: https://www.littelfuse.com/
- SiC MOSFET and diode power modules: 650V–1700V range
- Automotive-grade inverter modules with low EMI
- Ruggedized SiC blocks designed for extreme temperature conditions
Littelfuse is based in Chicago, USA. It entered the SiC market by buying companies like Monolith Semiconductor. The company makes strong and efficient SiC modules that can work well in tough environments.
Littelfuse is seen as a niche but innovative player, offering cost-effective and durable solutions. It is particularly strong in industrial and automotive auxiliary applications.
7. Wolfspeed
Website: https://www.wolfspeed.com/
- Wolfspeed XM3 SiC Power Module family: 1200V and 1700V ratings, optimized for high-frequency switching
- High-voltage SiC MOSFET modules for EV drivetrains with low switching losses
- SiC Schottky diodes supporting up to 50A with ultra-fast recovery
Wolfspeed, a pioneer in SiC technology, has been leading the industry for decades. Headquartered in North Carolina, USA, Wolfspeed offers the industry’s widest range of SiC MOSFETs and diodes, powering innovations in automotive, energy, and industrial sectors.
Wolfspeed is considered the benchmark for SiC devices. Its products are premium-priced but deliver unmatched performance and proven reliability, making it a top choice for high-end applications.
8. Rohm Semiconductor
Website: https://www.rohm.com/
- Full-SiC power modules: 1200V, 400A for traction inverters
- SiC MOSFETs with ultra-low ON-resistance
- SiC Schottky barrier diodes with minimal reverse recovery charge
Headquartered in Kyoto, Japan, Rohm is a top manufacturer of SiC power devices. Known for vertical integration from wafer to module, Rohm ensures exceptional quality and performance consistency.
Rohm is respected for its precision engineering and stable supply chain. While sometimes limited in product variety, its focus on quality makes it a trusted supplier for automotive customers.
9. STMicroelectronics
Website: https://www.st.com/
- STPOWER SiC MOSFET modules: 650V–1700V ratings
- SiC diodes designed for up to 20kHz fast charging applications
- Multi-chip SiC-based power stages with enhanced thermal stability
STMicroelectronics, based in Switzerland, is a major semiconductor supplier with a strong presence in SiC technology. Its STPOWER SiC series is widely used in renewable energy, charging infrastructure, and automotive markets.
STMicroelectronics is valued for its robust industrial partnerships and strong automotive penetration. Some customers note that its SiC roadmap is more conservative compared to Wolfspeed or Rohm.
10. ON Semiconductor (onsemi)
Website: https://www.onsemi.com/
- EliteSiC MOSFET modules: 650V, 1200V, and 1700V options
- Traction inverter modules with up to 750A current rating
- SiC diodes with fast-switching capability and low forward voltage drop
onsemi is based in Arizona, USA. It is growing quickly in the SiC market through acquisitions and new products. Its EliteSiC products are made for cars, energy systems, and industrial use.
onsemi is viewed as an aggressive newcomer with strong growth momentum. Its competitive pricing and expanding product line attract OEMs, but its supply chain maturity is still evolving.
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Why Choose HIITIO’s SiC Power Modules?
HIITIO’s SiC Power Modules are known for their high efficiency, good price, and flexible design. They have advanced heat management and strong construction, making them great for EV chargers, solar inverters, and modern power systems.
Experience the next generation of power efficiency with HIITIO’s SiC Power Modules — designed to power your future. Contact our team today for samples, datasheets, and partnership opportunities.
