SK Signet, The Republic of Korea - Komachine Supplier Profile and Product List

- SK Signet Inc. is a specialized electric vehicle (EV) charging solution provider, leading the global market with its ultra-fast charging technology. The company holds a dominant market share in the US ultra-fast charging sector, playing a critical role in EV charging infrastructure development. It possesses innovative product development capabilities, combining high-efficiency power electronics technology with user-friendly design. A total solution provider for the era of sustainable mobility.SK Signet Inc. is a specialized electric vehicle (EV) charging solution provider, leading the global market with its ultra-fast charging technology. The company holds a dominant market share in the US ultra-fast charging sector, playing a critical role in EV charging infrastructure development. It possesses innovative product development capabilities, combining high-efficiency power electronics technology with user-friendly design. A total solution provider for the era of sustainable mobility.
- Its main product lines include the 400kW All-in-One ultra-fast charger V2 and the V2 Distributed Charging System, next-generation models applying high-density Silicon Carbide (SiC)-based power modules and high-efficiency power design.Its main product lines include the 400kW All-in-One ultra-fast charger V2 and the V2 Distributed Charging System, next-generation models applying high-density Silicon Carbide (SiC)-based power modules and high-efficiency power design.
- These chargers offer optimized charging speeds for EVs equipped with 800V high-voltage batteries.These chargers offer optimized charging speeds for EVs equipped with 800V high-voltage batteries.
- The 350kW ultra-fast charger boasts performance capable of approximately 32km of driving range from a 1-minute charge, incorporating Plug & Charge (PnC) technology for automatic user authentication, charging, and payment.The 350kW ultra-fast charger boasts performance capable of approximately 32km of driving range from a 1-minute charge, incorporating Plug & Charge (PnC) technology for automatic user authentication, charging, and payment.
- A diverse range of charging solutions is available, from slow chargers (7kW, 11kW) to fast chargers (30kW, 50kW, 100kW, 200kW).A diverse range of charging solutions is available, from slow chargers (7kW, 11kW) to fast chargers (30kW, 50kW, 100kW, 200kW).
- The company possesses capabilities in developing and providing ESS Powerbank systems and V2G (Vehicle-to-Grid) charging systems.The company possesses capabilities in developing and providing ESS Powerbank systems and V2G (Vehicle-to-Grid) charging systems.
- Plans for launching a Megawatt Charging System (MCS) prototype and entering the commercial vehicle charging market are underway.Plans for launching a Megawatt Charging System (MCS) prototype and entering the commercial vehicle charging market are underway.
- Advanced power electronics technology is a core strength, including the world's first commercialization of waterproof switching-type chargers and inverters.Advanced power electronics technology is a core strength, including the world's first commercialization of waterproof switching-type chargers and inverters.
- Support for both CCS1 and Tesla's NACS charging standards, along with the use of 500A liquid-cooled cables, demonstrates flexible adaptability to various charging environments and specifications.Support for both CCS1 and Tesla's NACS charging standards, along with the use of 500A liquid-cooled cables, demonstrates flexible adaptability to various charging environments and specifications.
- A modular architecture allows for flexible power configurations (320kW, 360kW, 400kW) and scalable capacity expansion.A modular architecture allows for flexible power configurations (320kW, 360kW, 400kW) and scalable capacity expansion.
- A battery diagnosis function, jointly developed with SK On, enables users to check the EV battery status during charging.A battery diagnosis function, jointly developed with SK On, enables users to check the EV battery status during charging.
- Market leadership as the number one provider in the US ultra-fast charging market, securing a dominant position.Market leadership as the number one provider in the US ultra-fast charging market, securing a dominant position.
- Achievement of high power efficiency, approximately 96.5%, through high-density SiC-based power modules and high-efficiency power design.Achievement of high power efficiency, approximately 96.5%, through high-density SiC-based power modules and high-efficiency power design.
- Modular design and Active Power Sharing technology reduce installation footprint by 54% and enable optimized power distribution for multiple vehicles.Modular design and Active Power Sharing technology reduce installation footprint by 54% and enable optimized power distribution for multiple vehicles.
- Establishment of a local production and supply system through its Texas manufacturing plant (annual capacity of 10,000 units), allowing flexible compliance with 'Buy America' regulations.Establishment of a local production and supply system through its Texas manufacturing plant (annual capacity of 10,000 units), allowing flexible compliance with 'Buy America' regulations.
- Strong technological competitiveness built on over 25 years of charging technology know-how, including 12 international patents and 30 protected intellectual properties.Strong technological competitiveness built on over 25 years of charging technology know-how, including 12 international patents and 30 protected intellectual properties.
- Enhanced user convenience through Plug & Charge (PnC), a large 32-inch touch LCD display, and support for various payment methods.Enhanced user convenience through Plug & Charge (PnC), a large 32-inch touch LCD display, and support for various payment methods.
- Synergistic effects from leveraging the technology, scale, and expertise of SK Group as an affiliate.Synergistic effects from leveraging the technology, scale, and expertise of SK Group as an affiliate.
- Securing trust from major Charge Point Operators (CPOs) in North America through industry-leading uptime (99.1% in 2025) and charging success rates (over 92%).Securing trust from major Charge Point Operators (CPOs) in North America through industry-leading uptime (99.1% in 2025) and charging success rates (over 92%).
- EV charging infrastructure construction industry.EV charging infrastructure construction industry.
- Operation of EV charging stations in public institutions and facilities.Operation of EV charging stations in public institutions and facilities.
- Commercial charging services at gas stations and highway rest areas.Commercial charging services at gas stations and highway rest areas.
- Charging equipment for residential and commercial facilities such as apartments, buildings, and private homes.Charging equipment for residential and commercial facilities such as apartments, buildings, and private homes.
- Charging solutions for large EVs, including commercial vehicles and electric buses.Charging solutions for large EVs, including commercial vehicles and electric buses.
- Charging infrastructure for customer convenience at shopping centers and other commercial establishments.Charging infrastructure for customer convenience at shopping centers and other commercial establishments.
- South KoreaSouth Korea
- United Kingdom, Germany, Italy, France, SpainUnited Kingdom, Germany, Italy, France, Spain
- United StatesUnited States
- Technological competitiveness with a total of 12 international patents and 30 protected intellectual properties.Technological competitiveness with a total of 12 international patents and 30 protected intellectual properties.
- Pioneering technology in the world's first commercialization of waterproof switching-type chargers and inverters.Pioneering technology in the world's first commercialization of waterproof switching-type chargers and inverters.
- Selection of the V2 400kW model as a 'World-Class Product' in 2024, organized by the Ministry of Trade, Industry and Energy and KOTRA.Selection of the V2 400kW model as a 'World-Class Product' in 2024, organized by the Ministry of Trade, Industry and Energy and KOTRA.
- Awarded the Minister of Trade, Industry and Energy Award (Grand Prize) and a Silver Award at the '2022 D2B Design Fair' hosted by the Korean Intellectual Property Office for its EV charger design.Awarded the Minister of Trade, Industry and Energy Award (Grand Prize) and a Silver Award at the '2022 D2B Design Fair' hosted by the Korean Intellectual Property Office for its EV charger design.
- Compliance with major standards and certifications required for market entry in the US, including UL, FCC, CTEP, ADA, and BABA (Buy America, Build America).Compliance with major standards and certifications required for market entry in the US, including UL, FCC, CTEP, ADA, and BABA (Buy America, Build America).
- OCPP 2.0.1 OCA certification and ISO 15118 support ensure interoperability and security of charging systems.OCPP 2.0.1 OCA certification and ISO 15118 support ensure interoperability and security of charging systems.