ABB 5SGA20H4502

ABB 5SGA20H4502

Overview

The ABB 5SGA20H4502 is a high-power asymmetric Gate Turn-Off (GTO) thyristor rated at 2000 A and 4500 V. Designed for use in traction drives, high-voltage converters, and industrial power systems, it combines ABB’s advanced free-floating silicon design with low conduction and switching losses. The robust construction provides excellent mechanical strength and ensures long-term performance in harsh environments.

Key Features

• Rated current: 2000 A

• Blocking voltage: 4500 V

• Asymmetric gate turn-off design

• Low switching and conduction losses

• Free-floating silicon technology

• Cosmic radiation withstand capability

• Industry-standard GTO housing

• Suitable for high-voltage industrial and rail systems

Technical Specifications

• Product ID: 5SGA20H4502

• Type: Asymmetric Gate Turn-Off Thyristor (GTO)

• ITGQM: 2000 A

• VDRM: 4500 V

• Design: Free-floating silicon, radiation resistant

• Mounting Force: (not specified; assumed industry standard)

• Electrode Type: Annular or central (unspecified)

• Housing: Industry-standard round

• Applications: Traction converters, HVDC systems, industrial inverters

Applications

• Railway and traction drives

• Static inverters and choppers

• HVDC transmission systems

• Industrial power control

• High-voltage energy converters

Why Choose the 5SGA20H4502

• Trusted ABB semiconductor technology

• Ideal for rugged high-voltage environments

• High current and voltage ratings

• Long-term stability under electrical stress

• Designed to meet industry demands for reliability

Order Now

The ABB 5SGA20H4502 GTO thyristor is ready for high-performance switching in industrial and traction systems. Ships globally.

Return to ABB Asymmetric GTO Thyristors — View our full range of ABB asymmetric GTO thyristors.

Return to ABB GTO Thyristors – Symmetric, Fast & Asymmetric Models — Explore the complete ABB GTO range, including symmetric, fast, and asymmetric models.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply