Nader Hydraulic Miniature Circuit Breaker include, NDB3-30Z, NDB3-50Z, NDB3-100Z, NDB3-30J, NDB3-50J, NDB3-100J, NDB5Z, NDB5J. Widely used in computer and its peripheral equipment, industrial automation devices, telecommunication equipment, power supply for telecommunication, UPS equipment, railway-engine, marine electrical systems, aerospace electrical power system, elevator control systems and mobile power equipment. 2021 Quick Selection Guide >>