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ABB 5SGF40L4502 asymmetric Gate Turn-Off (GTO) thyristor for high-power industrial applications

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ABB 5SGF40L4502

by ABB

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OverviewThe ABB 5SGF40L4502 is an advanced asymmetric Gate Turn-Off (GTO) thyristor, meticulously crafted for critical high-power use cases. This robust component delivers an impressive 4000 A current rating and a substantial 4500 V blocking voltage, making it perfect for essential industrial and grid infrastructure. Incorporating ABB’s proprietary free-floating silicon technology, the 5SGF40L4502 provides exceptional efficiency by significantly lowering switching and conduction losses. Its design features an advanced annular gate electrode and is housed in a durable, industry-standard round casing, ensuring reliable operation and straightforward integration into existing setups. This GTO thyristor excels in sectors such as railway traction, High Voltage Direct Current (HVDC) transmission, and sophisticated industrial power systems where unwavering reliability and performance are crucial.Key Features High Current Capacity: Rated for 4000 A for demanding power control. Superior Blocking Capability: Achieves a remarkable 4500 V, providing stable operation in high-voltage environments. Annular Gate Architecture: Features an advanced annular gate electrode for precise and efficient current management. Optimized Thermal Characteristics: Utilizes free-floating silicon technology to enhance thermal behavior and extend operational life. Minimized Energy Dissipation: Designed for exceptionally low switching and conduction losses, boosting system efficiency. Radiation Resistant Design: Constructed with a radiation-resistant structure, ensuring resilience in challenging operational conditions, including cosmic radiation. Robust Enclosure: Encased in an industry-standard round GTO housing for durability and universal compatibility. Secure Mounting: Guarantees stable installation with a substantial 40 kN mounting force capacity. Technical Specifications Product Identifier: 5SGF40L4502 Component Type: Asymmetric Gate Turn-Off Thyristor (GTO) Peak Turn-Off Current (ITGQM): 4000 A Repetitive Peak Off-State Voltage (VDRM): 4500 V Mounting Force: 40 kN Gate Design: Annular electrode Housing Style: Industry-standard round Silicon Technology: Free-floating chip Power Losses: Low on-state and switching Radiation Resilience: Yes (cosmic radiation rated) ApplicationsThe ABB 5SGF40L4502 GTO thyristor is a versatile component indispensable across a wide range of high-power applications, enabling efficient and dependable energy conversion and control: Railway Traction Systems: Essential for power control in electric locomotives and trains, guaranteeing smooth and efficient operation. HVDC Transmission Networks: Crucial for high-voltage direct current grids, facilitating long-distance electricity transfer with minimal loss. High-Voltage Static Converters: Integral to diverse static converter systems requiring precise high-voltage control. Industrial Inverter Systems: Powers heavy industrial machinery and processes demanding high-frequency power conversion. Energy Control and Storage Solutions: Plays a vital role in advanced energy management systems, including renewable energy integration and battery storage. Why Choose This Model?The ABB 5SGF40L4502 represents the pinnacle of GTO thyristor technology, offering compelling benefits for engineers and system integrators: Unmatched Power Handling: Delivers superior current and voltage capacity, making it the top choice for even the most critical and demanding applications. Optimized Performance: Benefits from ABB’s proprietary free-floating silicon technology, resulting in enhanced thermal characteristics and exceptional electrical performance. Extreme Durability: Built to endure challenging industrial and power grid environments, ensuring long-term reliability and operational stability. Proven ABB Reliability: Backed by ABB’s legacy of innovation and quality, guaranteeing a robust and long-lasting design. Seamless Integration: Designed for easy incorporation into existing systems. Order NowReady to enhance your systems with the ABB 5SGF40L4502 GTO Thyristor? Contact us today to place your order or request a quote.FAQWhat types of applications is the ABB 5SGF40L4502 best suited for?This thyristor is ideal for demanding applications such as railway traction, HVDC transmission, high-voltage static converters, and industrial inverter systems where high power and reliability are crucial.What makes the ABB 5SGF40L4502 efficient?It incorporates ABB’s patented free-floating silicon technology and an advanced annular gate electrode, which significantly reduce switching and conduction losses, leading to improved overall system efficiency.Is this thyristor suitable for harsh environments?Yes, the ABB 5SGF40L4502 features a radiation-resistant structure and a robust, industry-standard round housing, making it highly durable and reliable in challenging operational conditions, including cosmic radiation exposure.

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PRODUCT DETAILS

ABB 5SGF40L4502

Overview

This is a genuine ABB component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine ABB catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader ABB automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your ABB equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same ABB catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation ABB platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Product Identifier: 5SGF40L4502
  • Component Type: Asymmetric Gate Turn-Off Thyristor (GTO)
  • Peak Turn-Off Current (ITGQM): 4000 A
  • Repetitive Peak Off-State Voltage (VDRM): 4500 V
  • Mounting Force: 40 kN
  • Gate Design: Annular electrode
  • Housing Style: Industry-standard round
  • Silicon Technology: Free-floating chip
  • Power Losses: Low on-state and switching
  • Radiation Resilience: Yes (cosmic radiation rated)

Applications

The ABB 5SGF40L4502 GTO thyristor is a versatile component indispensable across a wide range of high-power applications, enabling efficient and dependable energy conversion and control:

  • Railway Traction Systems: Essential for power control in electric locomotives and trains, guaranteeing smooth and efficient operation.
  • HVDC Transmission Networks: Crucial for high-voltage direct current grids, facilitating long-distance electricity transfer with minimal loss.
  • High-Voltage Static Converters: Integral to diverse static converter systems requiring precise high-voltage control.
  • Industrial Inverter Systems: Powers heavy industrial machinery and processes demanding high-frequency power conversion.
  • Energy Control and Storage Solutions: Plays a vital role in advanced energy management systems, including renewable energy integration and battery storage.

Why Choose the 5SGF40L4502?

The ABB 5SGF40L4502 represents the pinnacle of GTO thyristor technology, offering compelling benefits for engineers and system integrators:

  • Unmatched Power Handling: Delivers superior current and voltage capacity, making it the top choice for even the most critical and demanding applications.
  • Optimized Performance: Benefits from ABB’s proprietary free-floating silicon technology, resulting in enhanced thermal characteristics and exceptional electrical performance.
  • Extreme Durability: Built to endure challenging industrial and power grid environments, ensuring long-term reliability and operational stability.
  • Proven ABB Reliability: Backed by ABB’s legacy of innovation and quality, guaranteeing a robust and long-lasting design.
  • Seamless Integration: Designed for easy incorporation into existing systems.

Availability & Shipping

  • In stock: 5SGF40L4502 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 5SGF40L4502 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — ABB

This thyristor is ideal for demanding applications such as railway traction, HVDC transmission, high-voltage static converters, and industrial inverter systems where high power and reliability are crucial.

Machine down? We ship parts the same day.

New, surplus, and refurbished ABB inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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