The PHOENIX CONTACT TMC 81D 15A is a compact thermomagnetic device circuit breaker designed for precise and reliable protection. With one position and a width of 17.6 mm, it easily fits into any electrical panel setup. Its DIN rail mounting type of 35 mm ensures secure installation. The breaker is finished in a sleek gray color, adding a professional touch to your electrical system. It is an ideal choice for applications requiring efficient and versatile circuit protection.