BUSSMANN FRN-R-50ID Fuse 051712204460 Frn RK5 50A 3FKH7

( Brand: Bussmann ), ( Type: Class Rk5 Fuses ), ( Manufacturer Part Number: FRN-R-50ID ), ( UPC: 051712204460 )

Review BUSSMANN Fuse Class Rk5 50a Frn r id Series

The Bussmann FRN-R-50ID Fuse, part number FRN-R-ID-3FKH7, is a 50 Amp Fast-Acting Recessed Mount Fuse from Eaton's Bussmann division. This fuse is designed for use in industrial, commercial, and residential electrical applications.

The FRN-R-50ID fuse is a Type R fuse, which means it is suitable for use in circuits with motors and inductive loads. It features a low melting point alloy element that provides fast-acting fusing action, which helps to protect against overcurrent conditions and prevent damage to connected equipment.

The FRN-R-ID-3FKH7 fuse has a current rating of 50 Amps and is available in 1/4 inch and 3/8 inch mounting diameters. It is designed for recessed mounting, making it ideal for use in applications where space is limited or where a low profile mounting solution is required.

This fuse is also designed to be self-reclosing, which means that once the fuse has blown, it will automatically reclose when the overcurrent condition is removed. This feature helps to reduce downtime and make the replacement process more efficient.

The Bussmann FRN-R-50ID Fuse is RoHS compliant and UL recognized, ensuring that it meets the highest standards for electrical safety and environmental sustainability. It is also rated for continuous operation at temperatures up to 85 C, making it suitable for use in a wide range of environmental conditions.

Overall, the Bussmann FRN-R-50ID Fuse is a reliable and versatile solution for protecting electrical circuits against overcurrent conditions. Its fast-acting fusing action, self-reclosing design, and wide range of mounting options make it an ideal choice for a variety of industrial, commercial, and residential applications.

The Bussmann FRN-R-50ID-F3KH7 fuse is a 50 Amp, Fast-Acting, Reverse-Breaking, Type S fuse with a RCD (Residual Current Device) protection feature. This fuse is designed for use in residential and commercial electrical applications where overcurrent protection and RCD protection are required. Here are some pros and cons of buying this specific fuse:

1. Fast-Acting: This fuse offers fast-acting protection, which means it can interrupt the current flow quickly in case of an overload or short circuit, helping to prevent electrical fires and damage to equipment.

2. Reverse-Breaking: This fuse provides reverse-breaking protection, which means it can protect against both overcurrent and reverse current flow, making it suitable for use in various applications where both types of protection are necessary.

3. RCD Protection: The RCD protection feature provides an additional layer of safety by protecting against leakage currents, which can cause electrical shocks and other hazards.

4. Type S: This fuse is a Type S fuse, which is suitable for use in applications where a low-impedance fuse is required.

5. UL Listed: This fuse is UL listed, which means it has been tested and certified by Underwriters Laboratories to meet certain safety and performance standards.

1. Price: This fuse is more expensive than some other standard fuses due to its additional features and RCD protection.

2. Size: This fuse is larger than some standard fuses, which may require additional space in the electrical panel or circuit.

The Bussmann FRN-R-50ID-F3KH7 fuse is a high-performance, safety-focused fuse that offers fast-acting, reverse-breaking, and RCD protection. While it may be more expensive and larger than some standard fuses, its advanced features can provide added peace of mind and protection against electrical hazards. If safety is a priority and you have the space and budget for it, this fuse is a good investment for residential or commercial electrical applications.

If you are looking for a high-performance, safety-focused fuse for residential or commercial electrical applications, the Bussmann FRN-R-50ID-F3KH7 fuse is a good option to consider. Its fast-acting, reverse-breaking, and RCD protection features make it suitable for a wide range of applications where overcurrent and leakage current protection are necessary. However, keep in mind that it is more expensive and larger than some standard fuses, so make sure you have the budget and space for it before making a purchase.

Details:

Power adapters and other modifications may be necessary for proper operation in countries. Their modified terminals ensure a match with the rejection clips in Class R fuse holders that prevent installation of fuses lower interrupting capacity. They tolerate temporary inrush currents without opening, which prevents nuisance-blowing from motor and equipment startups. Also called slow-blow Class RK5 fuses, these 200kA IR fuses open to disconnect an electrical circuit when exposed sustained loads and short circuits.

They are current-limiting to prevent electrical damage by disconnecting circuits before they're exposed the full magnitude and duration of an over current. Fuse, 50 A, 250V AC, 125V DC, Class RK5, FRN-R-ID Series, Indicating, Time Delay, Body Cylindrical, Fits Fuse Block Rejection, Interrupt Rating 200kA at 20kA Size 3 in L x 13/16 DOA, length in, Diameter Equivalent Brand and Series Bussmann FRN-R-ID, Little's FLNR-ID, Mermen TR-RID, LRN-R-ID, Compatible HM6 R250, Material Fiberglass, Dual Element These 250VAC UL RK5 fuses are time delay indicating.

part #: frnr50id prices

• $10.00-$42.27

specifications breakercoon:

• brand: Bussmann
• type: Class Rk5 Fuses
• manufacturer part number: FRN-R-50ID
• upc: 051712204460

offer breakercoon:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: May 18, 2026

seller breakercoon:

• # reviews: 155100
• rating: 99.8%
• city: Lake Forest, IL

returns breakercoon:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller
• method: Money back

payments breakercoon:

• credit card: Mastercard
• wallet: Google-pay
• other

general breakercoon:

• condition: New
• Electrical Supplies > Electrical Panels, Boxes Circuit Breakers > Circuit Breakers

shipping breakercoon:

• carrier: UPS
• type: Fixed
• cost: $6.99
• transit: 3-5 Days
• service: UPS Ground
• class: Standard

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