A start capacitor helps provide a strong burst of electrical support for compatible motors during startup, and this Essex capacitor is designed with a 540 to 648 MFD range for 115 volt applications in an approximate 1-13/16 inch by 4-3/8 inch format. When a high-range start capacitor becomes weak or fails, the motor can lose the startup assistance it should provide. The 540 to 648 MFD range, 115 volt application, and longer can size give this part practical value because higher-capacity startup components work best when the replacement matches the original electrical characteristics and physical fit closely. A properly selected capacitor helps restore intended startup performance and contributes to stronger equipment operation. This type of part is especially useful when the motor remains serviceable and the issue is centered on the capacitor itself. That keeps the repair targeted and efficient. Installed in the proper setup, this start capacitor helps restore dependable startup assistance and contributes to better overall motor reliability. Start capacitor with 540 to 648 MFD range for 115 volt applications Approximate size of 1-13/16 inches by 4-3/8 inches Helps restore intended motor startup support Useful when original capacitors are weak or nonfunctional Improves repair confidence and operating consistency