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Whether used as an OEM HVAC replacement part or a system upgrade
Technicians should check for continuity across the terminals when the sensed temperature is below the low-limit setpoint
making it ideal for freeze-protected water loops
Installation is streamlined via the signature PopTop quick-release system
Johnson Controls P128AA-1 Oil Control Refrigerant Whether used as an OEMThe Johnson Controls P128AA 1 is a commercial grade Lube Oil Control designed for pressure lubricated refrigeration compressors. This control measures the net oil pressure difference and utilizes a 90 second time delay heater to prevent nuisance shutdowns while protecting the compressor from catastrophic failure due to lubrication loss. Featuring a wide adjustable cut out pressure difference ranging from 8 to 70 PSI, it provides flexibility for
