A/C Clutch Cycle Switch Clutch Cycling Switch Part Numbers: BT4Z19D594A, 37340, YH37, MT3500 This quality aftermarket replacement unit is designed to keep your vehicle's air conditioning system running smoothly by monitoring and controlling the operation of the A/C compressor clutch. Key Features and Benefits: Ensures performance of the A/C system by regulating compressor cycles. Compatible with part numbers BT4Z19D594A, 37340, YH37, MT3500 for accurate fit and function. Built to meet or exceed OEM standards for reliable operation. Durable construction for longlasting use in demanding environments. Backed by a 365day manufacturer from the date of for added peace of mind. Practical Applications: 1. for replacing a faulty clutch cycle switch in passenger vehicles to restore effective cooling performance. 2. Ideal for use after compressor or refrigerant system repairs to ensure accurate pressure cycling and prevent damage to A/C components. 3. Suitable for fleet maintenance operations where consistent A/C performance is critical for driver comfort. Performance and Compatibility: Designed as a direct aftermarket replacement, ensuring proper fit and function without modification. Maintains correct compressor cycling based on system pressure for energy efficiency and component protection. Works seamlessly within your vehicle's air conditioning system to deliver consistent, dependable cooling. Choose this aftermarket A/C clutch cycle switch for a trustworthy, costeffective solution that helps keep your vehicle's air conditioning system operating at its .