ND431221 Infineon - Power Transistor Module

ND431221 Description

The ND431221 is a dual diode module (POW-R-BLOK) made by Infineon Technologies. It is used in phase-controlled rectifiers, soft starters, battery chargers and temperature controllers for furnaces and heaters.

USComponent is a BBB A+ accredited distributor that specializes in power modules and industrial components, new and legacy. Ask us for a quote on the ND431221; we ship worldwide. Please verify the ratings and package against the manufacturer's datasheet first.

Summary of Features

Target Applications

Infineon ND431221 is used for motor drives and inverters, servo amplifiers, UPS systems, welding machines and other industrial power switching equipment.

Key Specifications

ND431221 is a 1,200 V, 21 A dual diode module (POW-R-BLOK). Source: manufacturer datasheet.

Parameter	Value
Product type	Dual diode module (POW-R-BLOK)
Repetitive peak reverse voltage (VRRM)	1,200 V
Rated forward / output current	21 A
Datasheet	Available on this page (PDF)

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