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On Jul 18, 2025

L754/.500 Cartridge Fuses by Belling Lee – 500mA Fuse

L754/.500 Cartridge Fuses by Belling Lee – Reliable Overcurrent Protection for Electrical Circuits

The Cartridge Fuses L754/.500 by Belling Lee are high-integrity protective components designed for safeguarding electronic and electrical systems against overcurrent and short-circuit faults. These 20mm cartridge-style fuses offer reliable current interruption with precise ratings, making them suitable for a wide variety of industrial and commercial applications.

In this blog, we explore the specifications, key features, use cases, and integration options of the L754/.500 Cartridge Fuses by Belling Lee—a dependable solution for ensuring circuit protection and long-term system safety.

Technical Specifications of L754/.500

Manufacturer: Belling Lee
Part Number: L754/.500
Type: Cartridge Fuse
Current Rating: 500mA (0.5A)
Voltage Rating: 250V AC
Fuse Size: 5 x 20 mm
Breaking Capacity: Standard
Mounting Type: Holder / Clips
Body Material: Glass Tube with Metal End Caps
RoHS Compliant: Yes

The L754/.500 Cartridge Fuses by Belling Lee offer effective protection for compact devices and sensitive circuits requiring precise overcurrent defense.

Key Features of L754/.500 Fuses

Precise Current Rating (0.5A) – Protects sensitive electronic components
Standard 5x20mm Size – Easily fits most international fuse holders
Glass Tube Construction – Allows visual inspection of fuse status
Reliable Operation at 250V AC – Suitable for global voltage systems
RoHS Compliance – Environmentally friendly and regulation-ready

These features make Cartridge Fuses by Belling Lee a reliable choice for manufacturers and engineers designing safe, serviceable systems.

Applications of L754/.500 Fuses

The L754/.500 fuse is ideal for low-current applications that demand precise protection:

Consumer Electronics (TVs, Radios, Set-Top Boxes)
Industrial Control Panels
Test and Measurement Equipment
Medical Devices
Telecom Hardware
Power Adapters and Small Appliances

With global compatibility and robust protection, Cartridge Fuses by Belling Lee are widely trusted in both commercial and industrial segments.

Wiring and Connection Overview

Typical Setup:

[Live Wire]  Fuse Holder  L754/.500 Cartridge Fuse  Load

Always use fuse holders or clips rated for the appropriate voltage and current to ensure safe installation and easy replacement.

Use Case Scenario: Power Adapter Protection

Scenario: An OEM required a compact, dependable fuse to protect a line-powered 12V DC power adapter.
Problem: Existing fuses either failed prematurely or didn't interrupt correctly during surges.
Solution: The L754/.500 Cartridge Fuses by Belling Lee offered the right balance of precision and reliability.
Result: Reduced product returns, improved customer safety, and easier servicing with visible fuse indicators.

Download Datasheet for L754/.500

Looking for exact specs, performance curves, or mechanical drawings?

Download L754/.500 Datasheet from Xon Electronics

Why Buy from Xon Electronics?

Trust Xon Electronics for premium-quality Cartridge Fuses by Belling Lee:

100% Genuine Belling Lee Components
Fast Global Shipping – USA, India, Australia, Europe & more
In-Stock Availability & Bulk Purchase Options
Expert Application Support
Safe and Secure Online Ordering

Visit www.xonelec.com and protect your devices with the industry’s most reliable fuses.

Conclusion

The L754/.500 Cartridge Fuses by Belling Lee provide compact, precise, and effective overcurrent protection for a wide range of devices. With a 500mA current rating, standard 5x20mm design, and dependable glass-tube construction, these fuses are a go-to choice for engineers and manufacturers alike. Now available from Xon Electronics with fast worldwide shipping to the USA, India, Australia, Europe, and beyond.