Johnson Controls STT17A-617R Repair Kit Freon Optimized Efficiency: 1/30 HP PSC

Optimized Efficiency: 1/30 HP PSC design draws minimal amperage while maintaining high torque for damper and valve actuation

This WTR SVC packing set is engineered to restore environmental sealing and prevent process fluid leakage in high-cycle heating and cooling infrastructure

making it a standard requirement for large-scale domestic hot water systems

Optimizes valve response time by replacing fatigued springs and worn core tubes

Universal Round Form Factor: Fits standard mounting brackets for efficient field replacement by service technicians

Johnson Controls STT17A-617R Repair Kit Freon Optimized Efficiency: 1/30 HP PSCThe Johnson Controls STT17A 617R Seat Repair Kit is a critical maintenance component designed for the T 4000 series pneumatic thermostats and specific HVAC control valve assemblies. Engineered for precise pneumatic calibration, this kit addresses common failure points such as seat leakage and inconsistent air pressure regulation. Utilizing high grade elastomers and precision machined internal components, the STT17A 617R ensures optimal pneumatic