Ensure the safety and reliability of your electrical system with the Q2M-3150-MB Square D 150 Amp Circuit Breaker. Designed for robust performance, this main breaker is rated for a maximum amperage of 150A and operates at a voltage of 240V. It features three poles for balanced distribution and is identified by its sleek black color and the current rating of 150 A. The Q2M-3150-MB model is a testament to Square D's commitment to quality, offering a dependable solution for your circuit protection needs. Ideal for a wide range of applications, this circuit breaker ensures it interrupts the electrical flow in case of overloads, preventing damage to your system and ensuring continuity of power supply to your valuable equipment.