Mfr Part #:

ST520240

The Omega Engineering ST520240 is a 5x20mm glass fuse with a 4A current rating and 250V voltage rating. It is designed for cable and equipment protection.

✓ Total Stock: 145 pcs

$ Price Range: $1.32

ST520240 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
MW.FEP S.p.A. ✓ Non-Authorised Inventory information	145 pcs On Request	145 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

ST520240 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Omega Engineering
Current Rating	4 A
Fuse Type	Glass
Package Quantity	100
SVHC Present	Not Present
Standards	EN60127.2.3 / VDE 0820 / CEI 32.6.2 / BS 4265 / SEMKO 104 / DIN 41661
Voltage Rating	250 V

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ST520240 Description

Short technical summary and product information.

This Omega Engineering ST520240 is a glass fuse with a standard 5x20mm form factor. It features a current rating of 4A and a voltage rating of 250V AC. The fuse is categorized as gG for cable and equipment protection, indicating a time-delay (R) characteristic.

With an interrupting rating of 35A, this fuse is suitable for various applications requiring reliable overcurrent protection. It adheres to multiple international standards including EN60127.2.3, VDE 0820, CEI 32.6.2, BS 4265, SEMKO 104, and DIN 41661. The fuse body is made of glass, and it is supplied in a standard package of 100 pieces.

This component is designed for general-purpose circuit protection where a specific time-delay response is needed. Its specifications make it suitable for integration into electronic devices and systems requiring protection against overload and short circuits.

ST520240 Quick Information

Product Type: Glass Fuse

Series: ST520240

Canonical Name: Omega Engineering ST520240 Glass Fuse

Subcategory: Glass Fuse

ST520240 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

ST520240 Estimated Pricing

Qty	Low	High
1+	$1.32	$1.32

Estimated market price range - modelled values for guidance only, not live distributor offers.

ST520240 Features

5x20mm glass fuse for circuit protection.
Rated for 4A current and 250V AC voltage.
Time-delay action for equipment protection.
35A interrupting rating for safety.
Compliant with multiple international standards.

ST520240 Applications

Protects cables and electronic equipment.
Suitable for general overcurrent protection.
Used in various industrial applications.
Ensures safety against short circuits.

ST520240 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the voltage rating of ST520240?

250V

What is the current rating of ST520240?

What is the interrupting rating of ST520240?

35A

What is the action type of ST520240?

Delayed

What is the fuse type of ST520240?

Glass

What is the physical size of ST520240?

5x20mm

What standards does ST520240 comply with?

EN60127.2.3, VDE 0820, CEI 32.6.2, BS 4265, SEMKO 104, DIN 41661