Marley Engineered Products 4520-0011-000 Limit Switch Protects internal pump seals and

Protects internal pump seals and water valves from downtime caused by mineral crystallization

leak-free interface without refrigerant effusion

or improper gas pressure that require immediate technical attention

and C147094P03

Installing a switch with an incorrect pressure rating can lead to systemic ignition failure or unsafe operating conditions

Marley Engineered Products 4520-0011-000 Limit Switch Protects internal pump seals andThe Marley Engineered Products 4520 0011 000 Limit Switch is a high precision 300F CU AUTO limit switch engineered for critical thermal protection in industrial and commercial heating applications. As a veteran grade HVAC replacement part, this linear limit protector features an automatic reset mechanism that triggers at a 300F threshold to prevent equipment overheating and potential component failure. The 4520 0011 000 is built with a rugged copper