Gas Plasma Arrester suits telecom applications.

Press Release Summary:




Rated at 10 kA/10 Aac, 2-terminal Delta Model SL1411A protects highly exposed external plant equipment and is designed to meet requirements of GR-1361, RUS PE-80, ITU K.12 and YD/T940, 950, 1082, 993, and 694. Surge clamping capability minimizes transient to lowest possible level. Unit can be exposed to repetitive 10 kA pulse while enduring stable breakover voltage, ensuring protection during multiple exposures to transients.



Original Press Release:



Littelfuse Introduces the SL1411A Gas Plasma Arrester (GDT)



New high-surge current primary protection device offers first line of defense in telecom applications

DES PLAINES, Illinois, March 29, 2006 -Littelfuse, Inc. (Nasdaq/NMS: LFUS) introduces its SL1411 A Series - a new addition to the 'Delta' family of Gas Plasma Arresters (Gas Discharge Tube or GDT), designed for superior protection of outside plant equipment used in telecommunications applications.

Littelfuse's new SL1411A Series is ideally suited for use in outside plant protector modules to meet the requirements of GR-1361, RUS PE-80, ITU K.12 and YD/T940, 950, 1082, 993, 694. Rated at 10kA/10A AC, the SL1411A is a 2 terminal GDT specifically designed to protect highly exposed external equipment that typically demands high energy, long life and high durability protection devices. Using newly enhanced materials, Littelfuse has created a durable device that combines a high surge rating with low voltage clamping not typically found in competitor devices. The SL1411A joins the SL1026 Series (capable of dealing with surges up to 55kA) as part of the 'Delta' family of high surge, high durability protectors.

The superior surge clamping capability of the SL1411A Series reduces the transient to the lowest possible level, minimizing the need for telecom system maintenance. The SL1411A can be exposed to repetitive 10kA pulse while maintaining a stable breakover voltage. This ensures the quality of protection while enduring multiple exposures to transients. The combination of low clamping and a stable level of protection after multiple transient pulses helps prevent failure and damage to the outside plant applications, reducing the stress placed on secondary protection devices. This helps to improve system up time and reduce repair costs.

The addition of the SL1411A Series supports the Littelfuse product strategy of offering a complete line of Gas Plasma Arresters that provide protection across the entire telecom equipment chain. Surface mount devices are also currently available. Littelfuse Gas Plasma Surge Arresters are lead-free and RoHS compliant.

About Littelfuse
As the worldwide leader in circuit protection products and solutions with annual sales of $467.1 million in 2005, the Littelfuse portfolio is backed by industry leading technical support, design and manufacturing expertise. Littelfuse products are vital components in virtually every product that uses electrical energy, including automobiles, computers, consumer electronics, handheld devices, industrial equipment, and telecom/datacom circuits. Littelfuse offers Teccor®, Wickmann® and Pudenz® brand circuit protection products. In addition to its Des Plaines, Illinois, world headquarters, Littelfuse has sales, distribution, manufacturing and engineering facilities in Brazil, China, England, Germany, Hong Kong, India, Ireland, Japan, Korea, Mexico, the Netherlands, the Philippines, Singapore, Taiwan and the U.S.

For more information, please visit Littelfuse's web site at www.littelfuse.com

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