The Maxitrol R9110-515 is a professional-grade 5-15" WC green spring engineered to provide accurate pressure regulation in systems requiring mid-to-high water column settings

Common Questions What is the difference between FRN-R and FRS-R fuses

If the sensor detects a loss of flame or carbon buildup

Corrosion-resistant stainless steel construction prevents metal fatigue during heavy-duty cleaning of condenser and evaporator fins

Whether you are performing a pneumatic thermostat conversion or a new 2-pipe installation

Heil Quaker ICP 1087811 Thermal Fuse The Maxitrol R9110-515 is aFor technicians and contractors servicing International Comfort Products (ICP) equipment, the Heil Quaker ICP 1087811 Thermal Fuse is a critical safety component required to maintain circuit integrity and prevent thermal runaway in electric furnace and air handler applications. This 249? F thermal fuse (121? C) acts as a high limit safety cutoff, engineered to permanently interrupt electrical power to heating elements or control circuits the moment