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Pacific Component Xchange, Inc only works with top quality products and trusted partners. One of these trusted partners is Littelfuse. 

Littelfuse is a global manufacturer of leading technologies in circuit protection, power control, and sensing. Serving over 100,000 end customers, their products are found in automotive and commercial vehicles, industrial applications, data and telecommunications, medical devices, consumer electronics, and appliances. Our 11,000 worldwide associates partner with customers to design, manufacture, and deliver innovative, high-quality solutions for a safer, greener, and increasingly connected world. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.

PCX x Littelfuse

Coming together to provide the best quality products, while having fast lead times and top cost efficiency.

1LFS Series – Modular Semiconductor Fuse Blocks

Littelfuse modular style semiconductor fuse blocks accommodate a wide range of semiconductor fuses. Blocks are provided in pairs with fuse mounting hardware.

Key Features:

  • Modular design reduces inventory requirements
  • Sold in pairs for convenience
  • Constructed of general purpose phenolic (with plated steel studs)

JLLS Series – UL Class T Fast-Acting Fuse

Space-saving Class T fuses are the most compact fuses available in ratings above 30 amperes — less than one-third the size of comparable Class R fuses. When rated in accordance with the NEC, Class T fuses provide fast-acting overload and short circuit protection for non-inductive circuits and equipment. Used in inductive circuits, the ampere rating of Class T fuses must be increased to prevent opening on inrush currents. In such instances, Class T fuses may provide only short circuit protection.

Key Features:

  • Protection of individual electric services and meters.
  • Main switches containing Class T fuses may be used to provide compact protection for meter stacks.
  • Molded case circuit breaker load centers and panelboards have increased interrupting ratings when “series rated” with Littelfuse Class T fuses. Refer to panelboard manufacturers’ literature for UL Listed combination of fuses and panelboards.
  • Series ratings up to 200,000 amperes are available.

L25S Series – 250 Vac – Traditional Semiconductor Fuse

Designed to protect today’s equipment and systems, Littelfuse semiconductor fuses are manufactured with Littelfuse-developed technology that sets tomorrow’s standards for accuracy, consistent quality, reliability, and predictable performance. By using advanced metallurgical, polymer, and materials research; mathematical modeling, and computerized statistical analysis; Littelfuse engineers have redefined “State-of-the-Art.”

Key Features:

Designed specifically for supplementary protection of semiconducting devices such as:

  • Silicon controlled rectifiers (SCR’s)
  • Diodes
  • Thyristors
  • Triacs
  • Transistors

These devices are used in power equipment including variable speed drives, power rectifiers, UPS systems, DC power supplies, and in a wide range of electronic equipment. May be used wherever extremely fast-acting, current-limiting fuses with no time delay are required.

Quality is the focal point of Pacific Component Xchange, Inc. From our many certifications to our industry famous 67 step Star Quality Program, we deliver the right product at the right time. At PCX, we continuously improve our processes in order to meet and exceed our customers’ expectations. All employees understand what our customers expect and they provide our customers with the best service.

All PCX processes are continuously re-evaluated and upgraded to reflect changing customer expectations, ensuring only the highest quality of products and services are delivered to them.