Vishay Bridge Rectifier, 800 V 300 A, 4-Pin Single

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Subtotal (1 unit)*

PHP231.71

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PHP259.52

(inc. VAT)

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  • Final 8,190 unit(s) shipping from February 11, 2026
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1 - 9PHP231.71
10 - 49PHP224.75
50 - 99PHP218.01
100 - 249PHP211.47
250 +PHP205.13

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RS Stock No.:
634-9294
Mfr. Part No.:
KBU8K-E4/51
Manufacturer:
Vishay
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Brand

Vishay

Product Type

Bridge Rectifier

Peak Reverse Repetitive Voltage Vrrm

800V

Mount Type

Through Hole

Package Type

KBU

Number of Phases

1

Pin Count

4

Configuration

Single

Maximum Operating Temperature

150°C

Peak Non-Repetitive Forward Surge Current Ifsm

300A

Minimum Operating Temperature

-50°C

Forward Current If

8A

Peak Forward Voltage Vf

1V

Length

23.7mm

Series

KUB8

Standards/Approvals

No

Height

19.3mm

Width

7.1 mm

Peak Reverse Current Ir

10μA

Automotive Standard

No

SIL PCB Mounting, KBU Series, Vishay Semiconductor


KBU4x, KBU6x and KBU8x series bridge rectifiers in SIL PCB Mounting package from Vishay Semiconductor

Soldering pins for Printed Circuit Board (PCB) through-hole mounting

High surge current capability

Isolating voltage 1500Vrms

Package centre hole for fixing

Bridge Rectifiers - Vishay Semiconductor


The Bridge Rectifier converts an Alternating Current (AC) input into a Direct Current (DC) output for full-wave rectification applications. The diode arrangement provides the same polarity of output for either polarity of input. A three-phase full-wave rectifier is an arrangement of six diodes in a bridge circuit configuration. The packages are designed for minimal size, highest reliability and maximum thermal performance.

Approvals

UL E54214

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