Rheem-Ruud 42-100491-09 Start Relay Complete Internal Overhaul: Includes (1)

Complete Internal Overhaul: Includes (1) rubber ball

and is not a direct drop-in for Type II (10K-CP) systems without recalibration

and TLP models

Industrial Durability: Forged brass construction and ANSI Class IV leakage rating ensure long-term operational reliability in closed-loop systems

Rheem-Ruud 42-100491-09 Start Relay Complete Internal Overhaul: Includes (1)The Rheem Ruud 42 100491 09 is a high performance potential start relay designed for single phase compressor motors in residential and commercial HVAC units. This technical component functions as a compressor start relay by utilizing back EMF to precisely disconnect the start capacitor once the motor reaches approximately 75% to 80% of its rated speed. Engineered for reliability under high torque conditions, the 42 100491 09 start relay ensures the