The Jandorf AGX 3A Fast Acting Fuse is a compact, high-precision safeguard designed to protect your electronic circuits from unexpected overloads. This four-pack delivers dependable protection where it matters most, keeping power-sensitive components safe while you work on your project or service operation.
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Rating: 3 A, 125 V
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Type: Fast Acting fuse for quick interruption during overcurrent events
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Construction: Glass tube with plated brass endcaps for reliable electrical contact
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Dimensions: 1/4 inch diameter, 1 inch length
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Package: 4 fuses per carded package
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UL Listed: Yes — certified for safety in supported applications
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CSA Listed: No
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Sub Brand: AGX
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Application: Suitable for protecting electronic circuits and power-related electronics in a wide range of devices
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Tamper Proof: No
Why fast-acting matters: when a fault occurs, a fast-acting fuse like the AGX opens rapidly to prevent overheating, reducing the risk of damage to delicate components, circuit boards, and enclosures. This makes it ideal for sensitive power supplies, motor control circuits, instrumentation, and consumer electronics that demand prompt protection without delaying normal operation.
Key use cases
- Protecting small power supplies and adapters in consumer electronics
- Safeguarding instrument panels, sensors, and controller circuits
- Safeguarding hobbyist and prototyping builds where predictable, fast response is essential
- Charging and critical load circuits that require quick disconnection on overcurrent
Why choose the Jandorf AGX line: this fuse combines reliable glass-tube construction with durable brass endcaps for consistent electrical contact, paired with a compact 1-inch form factor that fits tight enclosures. The 4-pack on a carded backing makes stocking and swapping quick and organized, whether you’re outfitting a repair shop, an assembly line, or your personal project drawer.
Practical tips for optimal use: select a fuse rating that sits just above your normal operating current to maximize protection without nuisance blows. Always verify compatibility with your device’s voltage and circuit design, and replace fuses only with identical ratings to maintain safety margins. For any retrofit or maintenance, ensure power is removed and circuits are discharged before replacement.
