E-T-A Aircraft Circuit Breaker Carries UL1077 Approval

Single-pole model handles 25 A

< Chicago, IL, August 3, 2006> - E-T-A Circuit Breakers is pleased to announce UL 1077 approval for the 4120 Thermal Circuit Breaker, a high-performance, single pole breaker that includes a trip-free mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934).

The 4120 circuit breaker is designed for 115 V AC (400 Hz) or 28 V DC applications from 1 to
25 A (0.5 A available on request). It is qualified to operate in ambient temperatures up to 125°C with typical life of 20,000 mechanical cycles and 5000 inductive cycles, assuring continuous reliable service.

Optional polarized or unpolarized auxiliary contacts provide additional signaling up to 0.5 A at 28 Vdc. Other options and accessories include thread neck size selection, terminal hardware, identification collars and lock out rings.

The 4120 circuit breaker is fully approved for military and commercial aircraft and is suitable for the protection extra-low-voltage wiring systems in all types of vehicles for land, sea and air.

The 4120 Thermal Circuit Breaker is priced from $33 in volume. For more information on the 4120 or other E-T-A circuit protection products, call E-T-A at 1-800-462-9979 or visit www.E-T-A.com.

About E-T-A
E-T-A Circuit Breakers is a world leading manufacturer of circuit breakers and offers the most complete line of circuit protection technologies: thermal, thermal-magnetic, magnetic and high performance. E-T-A circuit breakers are available in more than 150 models and 350,000 different configurations. E-T-A is also a leading manufacturer of control and monitoring products, and solid state remote power controllers (SSRPCs). All E-T-A's circuit protection devices are RoHS compliant. With North American headquarters in Chicago, the company serves industrial OEMs and end-users.

Marketing Contact:
Ellen Raab
Advertising & Promotions Manager
E-T-A Circuit Breakers

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