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FRS-R-6-1/4 FRS-R-6-1/4 is a 6.25A cartridge fuse rated for 600VAC and 300VDC with a Class RK5 slow blow response. It features a high breaking capacity of 200kA AC and 20kA DC.
Mfr Part #:

FRS-R-6-1/4

Available from 1 distributors
Mfr Name: Eaton - Electronics Division
Eaton - Electronics Division
FRS-R-6-1/4 is a 6.25A cartridge fuse rated for 600VAC and 300VDC with a Class RK5 slow blow response. It features a high breaking capacity of 200kA AC and 20kA DC.
✓ Total Stock: 8 pcs
$ Price Range: $58.42 - $67.64

FRS-R-6-1/4 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Bristol Electronics ✓
Non-Authorised Inventory information
8 pcs
On Request
8 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

FRS-R-6-1/4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Breaking Capacity @ Rated Voltage
Class
Current Rating (Amps)
Fuse Type
Industrial Grade
Mounting Type
Response Time
Tape & Reel
Voltage Rating
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FRS-R-6-1/4 Description

Short technical summary and product information.

The FRS-R-6-1/4 is a 6.25A cartridge fuse manufactured by Eaton - Bussmann Electrical Division. It is rated for 600VAC and 300VDC operation, with a Class RK5 slow blow response time. This fuse is designed for electrical and industrial applications requiring reliable overcurrent protection.

 

With a breaking capacity of 200kA AC and 20kA DC, it can safely interrupt high fault currents. The fuse measures 0.810 inches in diameter and 3.00 inches in length (20.57mm x 76.20mm) and requires a holder for mounting. It is approved by CE, CSA, and UL. Compliance with RoHS3, REACH, and MSL 1 is claimed but unverified.

FRS-R-6-1/4 Quick Information

Product Type: Cartridge Fuse
Series: FRS-R
Canonical Name: FRS-R-6-1/4 Cartridge Fuse, 6.25A, 600VAC/300VDC, Class RK5, Slow Blow
Subcategory: Cartridge Fuse

FRS-R-6-1/4 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

FRS-R-6-1/4 Estimated Pricing

Qty Low High
1+ $67.64 $67.64
5+ $58.42 $58.42

Estimated market price range - modelled values for guidance only, not live distributor offers.

FRS-R-6-1/4 Features

  • 6.25A cartridge fuse for overcurrent protection.
  • Rated for 600VAC and 300VDC operation.
  • Class RK5 slow blow response time.
  • High breaking capacity of 200kA AC and 20kA DC.
  • Requires holder for mounting.

FRS-R-6-1/4 Applications

  • Protects industrial motor control circuits.
  • Suitable for feeder and branch circuit protection.
  • Used in electrical distribution panels.
  • Ideal for applications with high inrush currents.

FRS-R-6-1/4 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the FRS-R-6-1/4?

6.25A

What is the voltage rating of this fuse?

600VAC and 300VDC

What is the breaking capacity?

200kA AC and 20kA DC

What is the response time?

Slow blow

What is the package size?

0.810" Dia x 3.00" L (20.57mm x 76.20mm)

What fuse class is this?

RK5

What approvals does the FRS-R-6-1/4 have?

CE, CSA, UL

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