The High-Bandwidth Isolation Amplifier is an analog signal isolation device developed by Startorus Fusion Energy for high-speed signal isolation in fusion experiment and similar scenarios. The isolation amplifier features a bandwidth of DC to 50 MHz, with the single-channel model supporting ±5V input and 3000 VDC isolation voltage, while the 8-channel model supports ±2.5V input and 1500 VDC isolation voltage. The input impedance design minimizes errors introduced by the signal source internal resistance, and noise suppression measures are designed internally to reduce system noise. The product line offers both single-channel and 8-channel configurations, designed as a compact and portable aluminum alloy enclosure for easy operation.

The general isolation amplifier developed by Startorus Fusion is designed for analog signal isolation. The isolation amplifier supports ±10 V input, with a bandwidth ranging from DC to 200 kHz and an isolation voltage of up to 3000 VDC. It offers multiple gain settings such as ×1, ×5, ×10, equivalent to an input range of ±1 V to ±10 V, eliminating the need for external attenuators or gain stages. With a 1 MΩ input impedance, errors caused by the internal resistance of signal sources can be reduced. It also features an internal low-pass filter to suppress signal noise. The output load capacity can reach 250 mA, ensuring reliability and signal-to-noise ratio in long-distance signal transmission. Additionally, the isolation amplifier adopts a 2U panel lock form, providing flexible multi-channel expansion capabilities.

The analog integrator developed by Startorus Fusion is designed for monitoring magnetic fields and currents, where the output signal is the integral of the input signal over time. It features adjustable integration constants of 0.1/1/10/100 ms to meet the requirements of various application scenarios. Moreover, the analog integrator is equipped with automatic discharge functionality for the integration capacitor to prevent residual voltage from affecting the integration results. It also includes an automatic calibration feature to effectively reduce the impact of drift. The external signal triggering function facilitates automated testing for users. The integrator adopts a 2U panel lock form, providing flexible expansion and combination capabilities, offering high application flexibility.

The WISO Isolation Amplifier series are analog signal isolation devices developed by Startorus Fusion for fusion plasma experiment applications and similar scenarios. The isolation amplifiers support ±5V input with a bandwidth of DC to 100 kHz and an isolation voltage of up to 3000 VDC. Their 1 MΩ input impedance minimizes errors introduced by the signal source internal resistance, and an internal low-pass filter is designed to suppress output signal noise. The product line offers both 1U and 4U chassis configurations, supporting PCI-1720U and PCI-1713U interfaces respectively, to meet diverse channel requirement scenarios.

The DISO-32-4U Digital I/O Isolator is a digital signal isolation device developed by Startorus Fusion for applications in fusion plasma experiments and similar scenarios. The isolator supports CMOS-level digital signal input and output with an isolation withstand voltage of up to 3000 VDC, effectively severing the electrical connection between input and output to prevent common-mode interference and transient surges from the high-voltage side being conducted to the downstream data acquisition system. Featuring a standard 4U chassis with 32 channels and equipped with a PCI-1750 interface, the device meets the requirements of fusion experimental platforms for large-scale digital I/O signal isolation.

The 10 kV Isolation Amplifier is a high-safety analog signal isolation device designed for nuclear fusion plasma experiments and high-voltage, high-electromagnetic-interference environments. The unit provides electrical isolation withstanding up to 10 kV DC, enabling safe and stable signal transmission under high common-mode voltage conditions. The system employs a custom-designed isolation transformer combined with a multi-stage analog signal processing architecture, achieving exceptional isolation performance without compromising signal accuracy or stability. Housed in a compact chassis with standardized connectors, the instrument is well suited for plasma diagnostics, high-voltage power supply testing, and high-energy physics measurement systems.

Laser Induced Breakdown Spectroscopy (LIBS) is a technique that involves focusing ultrashort-pulse laser beams onto a material surface to generate a plasma. The material emits characteristic spectral lines by which the elemental composition of the sample can be identified. This technique can be used for material identification, classification, and quantitative analysis.

Ion Doppler Spectroscopy (IDS) is system an ion temperature diagnostic for fusion plasma that does not rely on beam injection. The characteristic spectral lines generated by the electronic transitions of specific ions in the plasma are subject to thermal motion broadening (Doppler broadening). By measuring the Doppler broadening and frequency shift of these ion characteristic spectral lines, ion temperature and flow velocity can be analyzed. Our IDS diagnostic and automated data analysis system can measure the temperature and flow velocity distribution of background plasma without beam injection, providing cm level spatial resolution and ms level temporal resolution.

Vacuum spark spectroscopy system involves placing detection electrodes inside a vacuum chamber and applying high-voltage pulses to generate electric sparks that ablate solid surfaces. By collecting and analyzing the plasma spectra, information on the compositional changes of the solid surface can be obtained, enabling in-situ real-time diagnosis of the vacuum chamber surface. This technology complements Laser Induced Breakdown Spectroscopy (LIBS). Compared to LIBS, it offers advantages such as lightweight equipment, not limited by viewing angles, and not affected by window transmittance.

The Extreme Physics Instrument for Comprehensive Measurement (EPIC), developed by Startorus Fusion, serves as a precise multi-physics monitoring system for high-temperature superconducting magnets and as a versatile measurement tool for various physical fields in fusion and other physics experiments. The system features a compact 2U chassis equipped with hot-swappable, high-precision acquisition cards capable of real-time monitoring of multiple experimental signals, including temperature, magnetic field, voltage, current, and stress. Its modular design supports flexible configurations, offering a range of subcards tailored to specific experimental needs, such as temperature, voltage, current, magnetic field, and stress measurement. Leveraging FPGA-based hardware-synchronized acquisition technology, EPIC ensures parallel data collection of physical parameters with microsecond-level time synchronization. It supports a master-slave operation mode, enabling multiple units to work collabora

The AC Loss Testing Platform is a precision test system designed to measure energy losses in superconducting materials, magnetic materials, and power electronic devices under alternating electromagnetic fields. Under actual operating conditions, AC loss appears as heat generation, which can adversely affect the performance of materials and the overall structure. Therefore, AC loss testing is essential, and AC loss parameters provide data support for magnet design and simulation calculations. This product uses the electrical measurement method, measuring transport current, terminal voltage, and their phase difference, to test the AC loss of superconducting tapes, cables, and coils. By applying AC current with different frequencies and amplitudes to the sample through the AC power supply system, the total loss power under the operating condition can be obtained directly. The platform integrates the required equipment into a single system, enabling program-controlled one-click testing.

The Optical Frequency Domain Reflectometry (OFDR) Distributed Strain/Temperature Sensing System is a precision distributed measurement device engineered for extreme environments, specifically designed for fusion experiments and the structural health monitoring (SHM) of high-end equipment. Utilizing single-mode fiber (SMF) as the sensing element, the system features intrinsic immunity to strong electromagnetic interference (EMI) and radiation. It delivers a spatial resolution of 1 mm over a 100 m single-ended measurement range. Integrated with an advanced optical module and a full-pipeline GPU-accelerated demodulation architecture, it achieves a single-frame processing time of ≤100 ms. This enables the precise capture of microstrain and transient temperature anomalies, maintaining highly stable measurement performance under extreme conditions such as severe interference and cryogenic temperatures. The system is widely applicable to SHM and distributed sensing scenarios in controlled nuclear fusion, aerospace, wind power, and high-end equipment manufacturing, providing precise sensory data to ensure the safe and steady-state operation of critical assets.

The CoaxLink Nano is a compact, high-speed, precision-synchronized data acquisition device designed to convert analog signals into Ethernet data streams. It combines inherent isolation, high sampling rates, high conversion accuracy, precise synchronization, simplified connectivity, a compact size, robust network communication, and strong expandability and management capabilities. This highly integrated, flexible, and reliable signal acquisition solution is tailored for applications such as nuclear fusion plasma diagnostics, monitoring of fusion devices and high-temperature superconducting magnets, and industrial testing. Equipped with a core sampling rate of 2 MS/s and 16-bit resolution, the device can accurately capture fine details of rapidly changing voltage signals. Its Ethernet interface fully integrates the IEEE-1588 Precision Time Protocol (PTP), enabling multiple devices in distributed systems to achieve microsecond- or even nanosecond-level time synchronization, thus forming a fully synchronized measurement network. Users can flexibly initiate acquisition via precision time-synchronized triggering, making it ideal for complex experimental and industrial environments (with the CoaxLink Pro offering enhanced nanosecond-precision hardware triggering, supporting optocoupler isolation, wireless commands, and isolated 485 commands).The device supports multiple acquisition modes (real-time streaming / fixed-length mode) and data transmission modes (continuous streaming / burst mode), all configurable via software to intelligently adapt to different network conditions and testing requirements. This configurability ensures data integrity while maximizing transmission efficiency. Acquired data can be streamed in real time to a host computer via UDP for monitoring and analysis, or temporarily stored in the local buffer to prevent data loss.

The Multi-Channel H-Bridge Controller is a high-reliability digital control core for the magnet power supply systems of nuclear fusion devices. It was originally designed for the Poloidal Field (PF) coil power supply of the SUNIST-2 device, where it controls the state of the PF power supply H-bridges in order to precisely regulate the discharge waveform. The design is portable and can also be applied to other high-power pulsed power supply control scenarios, including CS power supplies, MC power supplies, and plasma acceleration. The product uses a modular chassis-based design with an FPGA as its control core, and comprises six functional modules: the FPGA main control module, the communication module, the power supply module, the link module, the optical-port signal output module, and the signal acquisition module. All modules are interconnected through a backplane and are hot-swappable, which ensures reliable power delivery and signal transmission while keeping maintenance and upgrades convenient. In addition to controlling the output current waveform, the controller performs multi-point acquisition and real-time monitoring of voltage and current signals at various points in the power supply. The acquired signals are compared against preset thresholds to determine whether a fault exists at each monitoring point, thereby achieving fault localization and real-time protection, and safeguarding both the electrical supply and the equipment.

The Universal Power Module Power Controller is a highly integrated control core developed for multi-module series/parallel power supply systems. Featuring high integration, strong communication capability and multiple protection functions, it serves as the unified control core for the power supply product series. The controller is based on a PL/PS collaborative architecture and covers power supply monitoring, multi-channel current/voltage acquisition, IGBT drive and feedback, multi-channel communication (EtherCAT, RS485, Gigabit Ethernet), pulse triggering and protection chains. Together with power modules, supercapacitor packs and chargers, it forms a complete universal power supply system. The product is suitable for applications such as new energy, power electronics, energy storage and industrial high-voltage measurement and control.

The 8 kA/3.6 kV Solid-State Circuit Breaker (SSCB) is a high-performance power protection core device tailor-made for the excitation and quench protection of superconducting coils in fusion devices. Utilizing semiconductor devices and precise control technology, it is configured for high parameters of 3.6 kV rated voltage and 8 kA rated current, meeting the operational requirements of fusion device superconducting coils under extreme conditions such as ultra-low temperature, strong magnetic fields, and high energy storage. It ensures stable and continuous current conduction during excitation and achieves high-speed, reliable breaking within microseconds (≤10 μs) upon quench failure, providing safe, reliable, and ultra-fast electrical protection for fusion devices.

Plasma guns serve as pivotal components for pre-ionization, fueling, and physical control in fusion devices. Their power supply systems must withstand the challenges of drastic transient impedance fluctuations, transitioning rapidly from high-voltage breakdown to high-current conduction. To meet these rigorous requirements, Startorus Fusion has developed this specialized power supply. By integrating all-solid-state switching and optical-isolation triggering technologies, the system achieves nanosecond-level precision control and superior high-voltage isolation for enhanced noise immunity. The optimized low-inductance loop design effectively suppresses voltage spikes and current surges during the breakdown phase. Furthermore, the dual-capacitor redundant architecture and multi-layered protection mechanisms ensure stable and reliable operation throughout the hydrogen discharge process. While maintaining system safety and signal integrity, the power supply delivers stable high-power pulse energy with precise waveform modulation, providing critical mission-power support for fusion experiments.

The 180V/6A constant voltage & constant current (CV/CC) charger module is a power supply device R&D-tailored for fusion devices, boasting core advantages such as high anti-magnetic interference, high voltage resistance, digital controllability, remote operation, and high safety & reliability. It enables remote adjustment of charging parameters and remote monitoring of operating status, accurately meeting the special working condition requirements for charging supercapacitor modules. In terms of structural design, control logic and system integration, the module can be perfectly embedded into the supercapacitor integrated unit.

The Supercapacitor Integrated Unit is engineered as a high-performance core component for advanced magnet power supply systems, seamlessly integrating energy storage, rapid charging, and controlled discharging functions into a single compact platform. It delivers exceptional power density, extended operational lifespan, and proven reliability under demanding conditions. The unit features an integrated architecture that combines supercapacitor modules, dedicated charging power supplies, precision discharging components, and a comprehensive monitoring system. Equipped with a built-in display and RS485 communication interface, it offers distinct advantages such as high integration, elimination of external management devices, true plug-and-play operation, and simplified maintenance. Ideal for a wide range of high-power applications, this product is particularly suited for use in new energy systems, grid-scale power storage, pulsed power systems, and related advanced technical fields.

This advanced pulsed power supply serves as a core driver for PF and CS magnets in tokamak fusion devices. Designed with a fully modular architecture, it integrates three key subsystems: a high-density Energy Storage Unit, a high-efficiency Power Conversion Unit, and an intelligent Digital Control Unit. - Through adjustable power switch topologies and hybrid energy storage—combining aluminum electrolytic capacitors with supercapacitor modules—the system can be rapidly reconfigured between PF pulse magnet drive power supplies and CS pulse magnet drive power supplies, offering exceptional operational adaptability. - Delivers output currents up to ±10 kA (PF) and ±20 kA (CS), with a current rise rate of 1 kA/ms. The current fall rate is configurable via external series resistors, extending up to 2 kA/ms for CS operation. - Supports both voltage-controlled and current-controlled discharge regimes. Operators can select either mode prior to operation or switch between them in real time during discharge for unmatched waveform flexibility. - Equipped with multi-protocol communication interfaces (RS485, Ethernet, EtherCAT), the system enables seamless remote monitoring, control, and automation via integrated power supply control software. - Its modular construction allows for tailored adjustments to output voltage, current, pulse waveform, and timing parameters, ensuring optimal performance for specific experimental or operational requirements.

This product utilizes a supercapacitor module for energy storage, integrating a power conversion unit, a storage unit, and a controller. It boasts significant advantages such as compact size and high power density. The product supports both offline LCD screen control and online remote control modes. Online communication is compatible with multiple industrial communication protocols, including RS485, Ethernet, and EtherCAT. Additionally, the product can serve as a basic unit for flexible series and parallel expansion. The output voltage can reach up to ±3kV, with no restrictions on the output current. With its modular architecture, the system can be easily expanded based on actual application requirements, ensuring efficient operation and maintenance.

Our Electrostatic Probe Controller is for Langmuir probe diagnostics in fusion plasma. The Electrostatic Probe Controller can provide a bias excitation of up to ±200 V and 4 A. The Electrostatic Probe Controller is equipped with an Arbitrary Waveform Generator, which allows users to set the form, frequency, offset, and amplitude of the excitation signal as needed. The Electrostatic Probe Controller can complete isolated detection of probe voltage and current signals.

The fiber-coupling technology for high-energy pulsed lasers is a critical process that enables efficient transmission of high-power, high-peak-power nanosecond pulses through optical fibers. This process requires precise matching of optical parameters to the laser specifications, along with fine-tuned alignment of components. This product integrates and packages these components into a unified module, significantly enhancing coupling effeciency and stability. It is compatible with a wide range of laser application scenarios espically for nanosecond lasers—transforming them from bulky, stationary equipment into flexible and compact processing tools.

This 12-axis vertical winding machine, capable of precise sectional preset of tape feed length, torque, tape tension, angular velocity, and linear velocity, and achieving constant control of tension, angular velocity, and linear velocity during continuous tape feeding. Maximum number of simultaneously fed tapes : 12 (customizable), maximum tension force per single tape: 70N (coil diameter 2m, customizable), tape width range: 4mm~12mm. The user can utilize this equipment as a professional magnet winding device, and can also add various sensors to develop it into a professional in-line testing equipment. It provides a concise user control interface, which is very simple to operate. During winding, data such as tension value, speed, and number of turns can be directlymonitored; adjustments to tension value and speed can be precisely controlled, and the take-up shaft can be raised or lowered according to the coil thickness.

The 3-axis vertical winding machine can precisely preset in segments the tape feed length, torque, tape tension, angular velocity, and linear velocity, and achieve constant control of tension, angular velocity, and linear velocity during continuous tape feeding. The machine supports a maximum of 3 simultaneously fed tapes, with a maximum tension per tape of 50 N (customizable), and accommodates tapes with widths ranging from 4 mm to 12 mm. It can be expanded into professional magnet winding equipment or online testing equipment. It provides a concise user interface for simple operation, allowing direct monitoring of tension, speed, number of turns, and other data during the winding process, and enabling precise adjustment of tension and speed.

This 2-axis horizontal winding machine enables precise,segmented presetting of critical parameters—including tape feed length, torque, tape tension, angular velocity, and linear speed—while maintaining constant control over tension, angular velocity, and linear speed during continuous operation.It supports up to two feed lines and accommodates a maximum single-strand tape tension of 50 N (customizable upon request), with tape width compatibility ranging from 4 mm to 12 mm. The system can be configured for specialized magnet winding applications or enhanced with various sensors to function as a professional inline testing station. Equipped with an intuitive user interface, the machine ensures straightforward operation and provides real-time monitoring of key process data—such as tension, speed, and turn count—alongside precise, on the-fly adjustments to tension and speed settings.

TokaOS is an operations platform for experimental fusion facilities. It brings distributed measurement, data acquisition, control, and actuation units into a unified workspace, supporting device management, real-time monitoring, experiment control, and post-experiment review. Before an experiment, TokaOS helps check devices, parameters, and protection conditions. During an experiment, it coordinates preparation, linked operations, triggering, and exception response according to defined procedures. After an experiment, it stores parameters, measurement results, and operation logs linked by experiment ID and timeline, enabling process traceability and comparison of results. Using device models, real-time data, and experiment records, AI helps operators understand facility status, analyze anomalies, and plan tasks. It also assists with execution within permission and safety constraints, capturing operational experience for reuse.

TokaPCS (Tokamak Plasma Control System) is a fully self-developed plasma control system by Startorus Fusion. Its hardware is built on x86 servers and low-latency PCIe NTB interconnect technology, combined with EtherCAT (Industrial Ethernet Fieldbus), to achieve a deterministic 10-kHz control cycle. The software adopts a dual-kernel real-time architecture based on Linux and Xenomai, together with a Python development framework. This design addresses the jitter issues encountered by general-purpose computing platforms in hard real-time control, enabling the control system to combine high real-time performance with versatility. At present, a range of control algorithms—including RZIp_SISO, RZIp_LQR, RZIp_LQG, RZIp_MPC, iso-flux_SISO, physics-based and data-driven reinforcement learning (RL), and density-feedback control—as well as real-time observation algorithms such as RT-ERST and magnetic reconstruction with eddy-current estimation, have been deployed on the TokaPCS hardware and software framework. A series of feedback-control experiments has also been conducted.

TEMO (Tokamak Equilibrium Modeling toolbox for Operation) is an operation-oriented tokamak equilibrium toolbox that covers the entire experimental workflow, from discharge design to analysis. It supports full closed-loop simulation of the evolution, observation, and control of both singlet/doublet configurations, providing strong support for discharge design, controller design, diagnostic data processing and physics experiment analysis during experimental operations.

Built for Tokamak experiment analysis, TokaPilot brings experimental data, analysis programs, diagnostic tools, and shared knowledge into a single entry point. Researchers use natural language to query shots, retrieve data, plot, analyze, summarize, and review anomalies.Hand repetitive data retrieval, script hunting, and figure stitching to the system—people only verify results and make physics judgments. Single-shot waveforms, discharge summaries, threshold adjustment, and anomaly detection can all be delegated to it, with results returned as plots, tables, and reports. Web and Feishu data stay in sync, so you can start an analysis anytime.

TokLabel (Tokamak Label Suite) is an open-source fusion data labeling platform co-developed by Startorus Fusion and Tsinghua University, built on the open-source Label Studio and released under the Apache 2.0 license. Fusion AI researchers spend roughly 70% of their time on data preparation, and TokLabel targets exactly this stage.It turns raw discharge data into labeled datasets ready for fusion AI. Researchers simply input a shot number to automatically retrieve data and generate labeling tasks — labeling feature moments such as breakdown, disruption, and end on one-dimensional time series, and configuration information such as the last closed flux surface on two-dimensional visible-light images. Labeling results are stored by shot number and directly consumed by downstream model training such as disruption prediction, discharge feature recognition, and configuration recognition, saving roughly 70% of data-preparation time.