40+5 uF 40/5 MFD ±5% 370V/450V CBB65 AC Capacitor, Dual Run Round Capacitor Replacement for HVAC Motor Start, Fan Start, Heat Pump, Condenser Straight Cool, 2PCS

Upgrade Your Motor System — 40+5μF Dual-Value Run CapacitorIf your air conditioner, refrigerator, or pressure washer experiences difficulty starting, unstable operation, unusual noises, or overheating, it's likely due to degraded run capacitor capacity40/5 μF 370/450V Dual Run Capacitor is an essential component for air conditioner compressors, fan motors, and electric high-voltage cleaning machinesIt continuously supports the phase shift between motor windings, improving startup torque, reducing vibration, and maintaining steady performance even under fluctuating loadsBy optimizing the magnetic field phase, capacitor enhances power factor and minimizes reactive losses — improving efficiency and extending the life of your motor systemBuilt with high-quality metal casing and durable dielectric materials, it resists heat, humidity, and mechanical stress, ensuring long-term reliabilityIts standard connection layout (Herm, Fan, C) allows for quick installation and direct replacement of most 40/5uF capacitor models found in residential, commercial, and industrial applicationsCompatible with most 40/5 μF (MFD) capacitor models, including 97F9838, Z97F938, 97F9838BZ3, 12786, RC0108, 97F9849, C3DR405, Z97F9848BZ2, P291-4054RS, C3405R, HCKS400D050R440Z, P291-4053RS, TRCFD405, P-CAP-40/5/440R, HC98JA041, HC98CA040, HC98CA041, HC93CZ035Installation Tips: Please operate with power off and confirm that parameters of apacitors are consistent before replacingWhether you’re maintaining an HVAC unit, pressure washer, or compressor, capacitor delivers stable performance, reliable start-up, and operation for years to come

• Wide Compatibility: Compatible with most 40/5 μF (MFD) capacitor models, including 97F9838, Z97F938, 97F9838BZ3, 12786, RC0108, 97F9849, C3DR405, Z97F9848BZ2, P291-4054RS, C3405R, HCKS400D050R440Z, P291-4053RS, TRCFD405, P-CAP-40/5/440R, HC98JA041, HC98CA040, HC98CA041, HC93CZ035. Ideal for HVAC systems, compressors, air conditioners, and electric cleaning machines
• Reliable & Versatile: 370V/450V Rated. Designed for 370V and 450V AC applications, motor run capacitor delivers stable, efficient performance for a wide range of systems—such as air conditioners, heat pumps, refrigeration units, HVAC compressors, and high-voltage cleaning machines. Ensures flexible compatibility and long service life
• Dual Run Function: 40+5 μF dual run capacitor connects both the compressor and fan motor, providing continuous phase shift support to improve startup torque and maintain consistent motor performance. It effectively reduces vibration, noise, and torque fluctuation under variable load conditions
• Premium Build: Constructed with a high-grade metal case and CBB65 polypropylene film dielectric, the capacitor offers superior resistance to heat, moisture, and aging. Operating temperature range: -40°C to +70°C (-104°F to +158°F). Built to perform reliably in tough environments and extend motor lifespan
• Easy Installation: Standardized and clear terminals.Compact size: 2.36" (60mm) diameter × 3.15" (80mm) height. Features clearly marked terminals—“Herm” (compressor), “Fan” (fan motor), and “C” (common)—for quick identification. Plug-and-play design suitable for technicians and DIY users alike