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Siemens 5SD430 SILIZED Fuse Link — 20A, 500V, Quick-acting

Siemens 5SD430 SILIZED quick-acting fuse link for semiconductor protection.

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ManufacturerSiemens

Part number5SD430

Type SILIZED fuse link

Size DII

Base E27

Current Rating 20A

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12-month warranty

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CAGE: 9NK75

SILIZED fuse link Semiconductor protection Quick-acting characteristic DII size 20A current rating 500V AC voltage

Product description

The Siemens 5SD430 is a SILIZED fuse link designed for the rapid protection of semiconductors, featuring quick-acting (F) interruption. It is a DII size fuse with an E27 base, rated at 20A and 500V AC. This component is crucial for safeguarding sensitive electronic components from overcurrents and short circuits.

This fuse link is intended for use in applications requiring fast fault current interruption, such as power supplies, motor control circuits, and other power electronic systems. Its speed of response helps to minimize thermal stress on protected devices.

Stanlo Automation, a veteran-owned industrial surplus parts distributor, offers the Siemens 5SD430. We are dedicated to providing reliable, high-quality components to keep your operations running smoothly.

Technical specifications

Type	SILIZED fuse link
Size	DII
Base	E27
Current Rating	20A
Voltage Rating	500V AC
Characteristic	Quick-acting (F)
Application	Semiconductor protection
Manufacturer	Siemens

Common applications

Power supplies

Motor control

Power electronics

Industrial automation

Semiconductor safeguarding

Compatible systems

Standard DIAZED fuse holders (DII size) Power electronic circuits

Also known as

Siemens 5SD430 fuse SILIZED 20A fuse Siemens DII quick-acting fuse

Replaces / compatible with

Designed as a replacement for Siemens SILIZED fuse links with similar specifications.

Technical note

Expert tip

Use the 5SD430 only where fast-acting protection is specified; it is not suitable for applications requiring time-delay characteristics.

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Frequently asked questions

Why is the quick-acting nature of the Siemens 5SD430 important?

The quick-acting (F) characteristic of the Siemens 5SD430 allows it to interrupt overcurrents much faster than standard fuses. This rapid response is critical for protecting sensitive semiconductor devices, preventing damage from both overloads and short circuits.