Liebert R13-0090S Limit switch Refrigerant it ensures the burner does

it ensures the burner does not fire until the damper has reached a fully open position

and mounting configuration for direct replacement in compatible systems

this direct drive blower motor ensures consistent performance in critical ICP

accurate response to pressure changes

and testing of the venting safety circuit

Liebert R13-0090S Limit switch Refrigerant it ensures the burner doesThe Liebert R13 0090S Limit Switch is a critical safety component engineered for precision cooling systems and data center environmental controls. This OEM replacement part functions as a high limit safety, monitoring discharge or supply air temperatures to prevent system overheating. With a specific 118 120F operating range, this switch provides an automatic reset (AUTO) function, ensuring that the circuit closes or opens once temperatures normalize