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Siemens LK12500 - RK5 Fuse 125A 250V (Ferrule Terminal)

Siemens
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Siemens LK12500 is a high-performance industrial fuse designed for overcurrent protection in electrical distribution systems. This 125-amp, 250-volt AC/DC rated fuse provides reliable short-circuit and overload protection with a 200,000 AIC interrupting capacity. The fuse features a compact, non-renewable cartridge construction with ferrule-type terminals for secure connection in standard fuse blocks. It complies with UL 248-14 and CSA C22.2 No. 248.14 standards, ensuring safe operation in demanding environments. Typical applications include motor control centers, panelboards, and branch circuit protection in manufacturing and processing facilities.

Key Features & Specifications
  • Type: Industrial cartridge fuse, non-renewable, ferrule terminal
  • Voltage Rating: 250 V AC/DC
  • Current Rating: 125 A
  • Dimensions: 2.25 in diameter x 5.75 in length
  • Standards: UL 248-14, CSA C22.2 No. 248.14
  • Applications: Motor control centers, panelboards, branch circuit protection
  • Weight: 5.19 lb
  • AIC rating: 200,000 A
  • Connection: Ferrule
  • Protection: Overcurrent (short-circuit and overload)
  • Mounting: Clip or block
  • Frequency Rating: 50/60 Hz
  • Operating Temperature Maximum Celsius: 80 °C
  • Class Rating: RK5
  • Interrupting Rating: 200 kA


Product Identification
  • UPC: 04089217383
  • GTIN: 00040892173833