Circuit Breaker Overload Protector Switch Fuse 3A–30A

Circuit Breaker Overload Protector Switch Fuse — Multiple Amperage Ratings

Keep your electrical equipment safe and running smoothly with this compact, reliable circuit breaker overload protector switch fuse. Designed for use in branch-line circuits inside electrical equipment, this manual-reset protector automatically disconnects power when current exceeds its rated amperage — then lets you reset it by hand once the issue is resolved. No more replacing blown fuses; just press the reset button and you're back in business.

Available in nine amperage ratings — 3A, 4A, 5A, 6A, 8A, 10A, 15A, 20A, and 30A — this versatile protector suits a wide range of appliances, power tools, control panels, and electronic devices operating on AC 50Hz or 60Hz systems.

Key Specifications

• Model Number: HG5029
• Disconnecting Current: 3A / 4A / 5A / 6A / 8A / 10A / 15A / 20A / 30A (select your rating)
• Rated Voltage: 120VAC / 250VAC
• Compatible Frequency: AC 50Hz / 60Hz
• Electrical Life: 10,000 operations
• Contact Resistance: ≤ 40mΩ
• Reset Type: Manual reset
• Usage Type: Plug-in / branch-line protection
• High-Concern Chemicals: None

Why Choose This Overload Protector?

• ✅ Wide amperage selection — choose the exact rating for your application
• ✅ Dual voltage compatibility — works on both 120VAC and 250VAC systems
• ✅ Long service life — rated for up to 10,000 switching operations
• ✅ Manual reset convenience — no need to source or replace fuse elements
• ✅ Low contact resistance — ensures stable, efficient circuit performance
• ✅ Compact design — fits neatly inside equipment enclosures and control panels

What's in the Box?

1 × Circuit Breaker Overload Protector Switch Fuse (amperage rating of your choice)

Made in China.

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For more information on electrical safety standards and best practices for circuit protection, visit the U.S. Consumer Product Safety Commission – Electrical Safety Resources. You can also review relevant guidelines at OSHA's Electrical Safety page.

Frequently Asked Questions

Q: What is a manual-reset circuit breaker overload protector switch fuse?

A: A manual-reset overload protector is a resettable protective device installed in branch-line circuits. When current exceeds the rated amperage, the breaker trips and disconnects the circuit. Unlike a standard fuse that must be replaced after tripping, this protector can be reset by pressing the button once the overload condition is cleared, saving time and money on replacements.

Q: Which amperage rating should I choose for my equipment?

A: You should select an amperage rating that matches or is slightly above your equipment's normal operating current draw but below the maximum safe current for the wiring. Check your device's nameplate or documentation for its rated current. The available options — 3A, 4A, 5A, 6A, 8A, 10A, 15A, 20A, and 30A — cover a broad range of household, commercial, and industrial equipment. When in doubt, consult a licensed electrician.

Q: Is this overload protector compatible with both US (120V) and international (250V) systems?

A: Yes. This circuit breaker overload protector is rated for both 120VAC and 250VAC systems operating at AC 50Hz or 60Hz, making it suitable for use in the United States as well as many international electrical systems.

Q: How long will this overload protector last?

A: The HG5029 is rated for an electrical life of 10,000 switching operations, providing long-lasting, dependable protection for your circuits over many years of normal use.