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Upgraded Version Frn-r-300 Ready To Use [Qmg0JrC9]

$31.99 $102.99 -69%

Bussmann FRN-R Series FusesIntroducing the Bussmann FRN-R Series, a cutting-edge line of advanced protection fuses designed to safeguard your electrical systems with precision and efficiency. These fuses are not just reliable; they are energy-efficie

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Upgraded Version Frn-r-300 Ready To Use [Qmg0JrC9]

Bussmann FRN-R Series Fuses

Introducing the Bussmann FRN-R Series, a cutting-edge line of advanced protection fuses designed to safeguard your electrical systems with precision and efficiency. These fuses are not just reliable; they are energy-efficient dual elements that provide current-limiting capabilities. The FRN-R Series is known for its optional open fuse indication on select ratings, ensuring you're always informed about the status of your protection system.

Key Product Properties

Equipped with a 300A current rating, the Bussmann FRN-R Series is ideal for a wide range of applications. It offers a voltage rating of 250 VAC and 125 VDC, ensuring compatibility with various electrical systems. The interrupt rating of 200 kA guarantees that these fuses can handle high fault currents safely. With a time delay/slow blow speed, these fuses are designed to prevent accidental tripping during normal operation. The Class RK5 Fuse classification ensures they meet the highest standards of safety and performance. Additionally, these fuses come in a cartridge blade format, making them versatile and easy to install in various electrical panels.

Practical Applications and Benefits

Whether you're a professional electrician or a DIY enthusiast, the Bussmann FRN-R Series is a valuable addition to your toolkit. Its wide range of applications includes industrial, commercial, and residential settings. The energy-efficient design not only protects your equipment from damage but also reduces energy consumption. The CE, UL, and CSA approvals ensure that these fuses meet the strictest international safety standards. With dimensions of 3" L (76.2 mm) and a weight of 1.8 lbs, these fuses are compact yet robust. They are also available under various names, including FRN-R300 and FRNR 300 Amp, making them easily identifiable and accessible.

What Our Customers Say

January 18, 2026

Absolutely no complaints!

A very reliable and consistent product.

- Ryan Robinson.

January 18, 2026

Absolutely no complaints!

Solid build quality, feels very durable.

- Jason R..

January 18, 2026

Absolutely no complaints!

The product is an amazing value for what it offers.

- Beth Carter.

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