Home › Manufacturers › Siemens › 5SD420

Siemens

Siemens 5SD420 SILIZED Fuse Link — 16A, 500V, Quick-acting

Siemens 5SD420 SILIZED quick-acting fuse link for semiconductor protection.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number5SD420

Type SILIZED fuse link

Size DII

Base E27

Current Rating 16A

Get a price for 5SD420

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

SILIZED fuse link Semiconductor protection Quick-acting characteristic DII size 16A current 500V AC rating

Product description

The Siemens 5SD420 is a SILIZED fuse link specifically designed for semiconductor protection, featuring quick-acting (F) characteristics. It is of DII size with an E27 base, rated for 16A and 500V AC. This fuse link provides rapid response to overcurrents, crucial for safeguarding sensitive electronic components.

This fuse link is engineered for applications where fast interruption of fault currents is paramount, such as in power electronics, inverters, and motor drives. Its quick-acting nature minimizes damage to semiconductors during transient events.

Stanlo Automation, a veteran-owned supplier, offers the Siemens 5SD420. We specialize in providing reliable surplus industrial automation parts, ensuring you receive quality components for your critical systems.

Technical specifications

Type	SILIZED fuse link
Size	DII
Base	E27
Current Rating	16A
Voltage Rating	500V AC
Characteristic	Quick-acting (F)
Application	Semiconductor protection
Manufacturer	Siemens

Common applications

Power electronics

Inverters

Motor drives

Semiconductor protection

Industrial automation

Compatible systems

Standard DIAZED fuse holders (DII size) Semiconductor protection circuits

Also known as

Siemens 5SD420 fuse SILIZED 16A fuse Siemens DII fuse

Replaces / compatible with

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

Technical note

Expert tip

The quick-acting nature of the 5SD420 makes it critical for protecting devices sensitive to rapid current changes, unlike general-purpose fuses.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the key feature of the Siemens 5SD420 fuse link?

The key feature of the Siemens 5SD420 is its quick-acting (F) characteristic, which allows it to interrupt fault currents extremely rapidly. This is essential for protecting sensitive semiconductor devices from damage during overcurrent events.