The PHOENIX CONTACT part 2909909 is a single-channel electronic circuit breaker specifically designed to safeguard 24 V DC loads from overload and short circuit. This compact device offers convenient potential distribution through the use of CLIPLINE complete terminal block system components, ensuring efficient installation and operation. Additionally, it features electronic locking of the set nominal currents for enhanced protection. The circuit breaker is easily installed on DIN rails, making it a versatile and reliable solution for various applications.