ABB 5SGA20H2501

The ABB 5SGA20H2501 is a powerful asymmetric Gate Turn-Off (GTO) thyristor designed for demanding high-voltage and high-current switching applications. Rated at 2000 A and 2500 V, this GTO utilizes ABB’s patented free-floating silicon technology for low on-state and switching losses. The component features a rugged 93.5 mm package, annular gate electrode, and a high mounting force tolerance of 20 kN, making it ideal for industrial power electronics and traction systems.

◆ Key Features

• Rated current: 2000 A

• Blocking voltage: 2500 V

• Asymmetric design for unidirectional blocking

• Low conduction and switching losses

• Annular gate electrode for uniform current distribution

• Patented free-floating silicon structure

• High immunity to cosmic radiation

• Standard 93.5 mm diameter package

• High mechanical strength (20 kN mounting force)

◆ Technical Specifications

• Product ID: 5SGA20H2501

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

• VDRM: 2500 V

• ITGQM: 2000 A

• Package Diameter: 93.5 mm

• Package Height: 26 mm

• Gross Weight: 0.81 kg

• Mounting Force: 20 kN

• Gate Structure: Annular electrode

• Package Type: Industry-standard round housing

• Radiation Resistance: High

• Applications: Industrial drives, traction converters, HV inverters

◆ Applications

• Electric locomotives and rail traction

• High-power motor drives

• Heavy-duty DC converters and choppers

• Static power controllers

• HVDC transmission and power conditioning systems

◆ Why Choose the 5SGA20H2501

• Robust performance in extreme environments

• High current and voltage ratings for heavy-duty designs

• ABB’s advanced silicon and thermal engineering

• Field-proven reliability in rail and industrial systems

• Industry-standard footprint for easier replacement

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. FLATECK Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply