NDB2-63C6-1 MCB DIN Rail Circuit Breaker | 1P, 6A, 240V AC / 60V DC | C Trip Curve | DIN Rail Mount | UL1077 Recognized
The ASI NDB2-63C6-1 Miniature Circuit Breaker (MCB) is a high-performance, UL1077-recognized circuit protection device engineered for both 240V AC and 60V DC electrical systems. Rated at 6 Amps for one-pole operation, this DIN rail-mounted breaker provides dependable short circuit and overload protection through a robust thermal magnetic mechanism, ensuring reliable performance in industrial, commercial, and residential applications.
Featuring a compact 18 mm footprint for seamless integration into control panels and distribution boards, the NDB2-63C6-1 offers a visual LED indication when tripped, and its easy-to-wire screw clamp terminations simplify installation. Designed with a general purpose C Trip Curve, it is optimized for typical inductive loads while delivering a superior 10kA interrupt capacity. This breaker is also RoHS compliant and meets stringent international safety standards, including UL1077, IEC60898-1, GB 10963.1, TUV, CE, and CCC.
Key Features & Benefits:
🔹 6A, 240V AC / 60V DC Rating – Ideal for versatile electrical protection across various applications.
🔹 Thermal Magnetic Protection – Combines thermal and magnetic tripping for effective short circuit and overload protection.
🔹 C Trip Curve – Provides balanced and responsive tripping for typical inductive loads.
🔹 Compact DIN Rail Mount with 18 mm Footprint – Ensures a space-saving, secure installation in control panels and distribution boards.
🔹 LED Visual Trip Indicator – Offers immediate fault status for efficient troubleshooting.
🔹 Screw Clamp Terminations – Delivers secure, stable wiring for hassle-free installation.
🔹 Superior 10kA Interrupt Capacity – Provides robust protection against high fault currents.
🔹 RoHS Compliant & Certified – Meets UL1077, IEC60898-1, GB 10963.1, TUV, CE, and CCC standards for global safety assurance.
Applications:
🔹 Industrial Control Panels & Automation Systems – Safeguards circuits in machinery control panels and motor control centers.
🔹 Commercial Electrical Distribution – Ensures reliable protection in commercial buildings and facilities.
🔹 Residential Installations – Offers dependable circuit protection for home electrical systems.
🔹 Renewable Energy Systems – Ideal for solar, wind, and other alternative energy installations requiring robust protection.
Why Choose ASI?
🔹 Reliable & Robust Circuit Protection – Engineered with thermal magnetic technology for dependable short circuit and overload defense.
🔹 Compact & Versatile Design – DIN rail mounting with an 18 mm footprint allows for easy integration into existing systems.
🔹 Global Safety Certifications – Certified to meet rigorous standards including UL1077, IEC60898-1, GB 10963.1, TUV, CE, and CCC.
🔹 User-Friendly Installation & Operation – Features LED indicators and screw clamp terminations for straightforward wiring and maintenance.
🔹 Trusted by Industry Professionals – A preferred solution for electrical engineers, OEMs, and system integrators in diverse applications.

Specifications
Amperage | 6 Amps |
Poles | 1 |
Trip Curve | C Trip Curve (Medium) |
Breaker Voltage | 240V AC |
Breaker Mounting | 35mm DIN Rail |
UL | UL 1077 |