Upgrade your electrical system's safety with the Siemens 5SY63 3 Pole MCB, a reliable and efficient solution for circuit protection. With a current rating of D16 and suitable for interior use, this MCB is designed for durability and ease of use. Its white ABS/plastic construction ensures a sleek and professional appearance, while the trip indicator feature provides added safety. This MCB is compatible with AC current and has a voltage rating of 400V. Its on/off operation method is simple and intuitive, and it fits perfectly into any 2-position switch configuration. Additionally, the Type D tripping characteristics offer reliable protection against electrical faults. Choose Siemens for quality and peace of mind.