Default product image

Bussmann FRNR125 - Class RK1 Fuse 125A 250V (Time-Delay)

Bussmann
Price
Save $-51.73
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
The Bussmann FRNR125 is a 125-amp, 250-volt AC/DC dual-element, time-delay fuse designed for motor and transformer protection. It provides a current rating of 125 amps with a 200,000 amp interrupting capacity (AIC) at 250 volts AC, housed in a compact, ferrule-style body. This fuse features a rejection-style design with a Class R dimension for secure mounting and is constructed with a melamine tube and silver-plated end caps. It complies with UL 248-12, CSA C22.2 No. 248.12, and meets NEC requirements for branch circuit protection. Typical industrial applications include motor control centers, panelboards, and feeder circuits requiring high short-circuit current withstand.

Key Features & Specifications
  • Type: Dual-element, time-delay, rejection-style fuse (Class RK1)
  • Voltage Rating: 250 VAC/VDC
  • Current Rating: 125 A
  • AIC Rating: 200 kA RMS Sym. at 250 VAC
  • Dimensions: 5.875" length x 1.063" diameter
  • Standards: UL 248-12, CSA C22.2 No. 248.12
  • Applications: Motor and transformer protection, branch circuits, feeder circuits
  • Fuse Class: RK1
  • Mounting: Clip or ferrule
  • Weight: 5.19 lb


Product Identification
  • UPC: 051712507455
  • GTIN: 051712507455