Top-quality replacement part: This Dual Run Circular Start Capacitor is a excellent quality replacement part that is built to last. It is designed to work with Trane and American Standard units, heat pump ,HVAC systems, guaranteeing maximum performance Wide operating range: With a capacitance of 135-162 uf MFD and a voltage rating of 330VAC, the LEDBarz CPT0091 capacitor ensures optimal performance in a wide range of operating conditions. Parts may look different but have the same functionality as existing parts Reliable design: This Capacitor has been built to meet high standards of durability and reliability. Its solid construction and robust design ensure that it can withstand demanding environments and operate consistently over time Matters need attention: Aluminum electrolytic capacitor has polarity, so the correct polarity must be ensured during installation, otherwise there is a danger of explosion Easy to install: This Capacitor is designed for easy installation, ensuring that you can get your unit up and running with minimal hassle. So if you need a reliable and excellent quality capacitor for your American Standard or HVAC unit, this product is a smart choice CPT0091 Start Capacitor Replaces American Standard 135-162 MFD 330 Volt