MCB (Miniature Circuit Breaker) / fuse commonly found in electrical panels serves for protection against overload and short circuit. New type NXB-63, breaking capacity 6 kA Guaranteed quality certified SNI, KEMA, TUV, etc. 2 year official warranty World recognized brand (a variety of international and national projects) With a status indicator to indicate the MCB is in the on / off position Brand: Chint Model: NXB-63 4P Voltage (V): 220 VAC Current (A): 1, 2, 4, 50, 63 (Same price for different Ampere) Breaking capacity: 6 kA Mechanical lifetime: 20,000 times Electrical lifetime: 10,000 times C curve (Electro Magnetic 5 In~10 In) Conform to SNI Standard 04-6507.1-2002, IEC/EN 60898-1 When ordering, please state the desired A rating. Please contact us for more information. thank you