Dual Run Capacitor, Round, 55+7.5 Mfd., 370/440 Volt, 50/60 Hz, 20317

⚡ Dual Run Capacitor | 55 + 7.5 µF • 370/440V • Round | Replaces 20317 / 28342

Brand new Dual Run Capacitor, round can style, rated at 55 + 7.5 MFD and 370/440 Volt for HVAC/R motor‑run applications. UL Recognized CBB65 construction with heavy‑duty film, non‑PCB oil fill, and a pressure‑sensitive interrupter for safe, reliable operation.

Designed for compressors and fan motors in split‑phase air conditioning and refrigeration systems. Meets EIA‑456A performance requirements and backed by a 10‑year warranty from Dial®.

Premium Construction Features

• Pressure‑Sensitive Interrupter — safely disconnects capacitor during failure
• Non‑PCB Oil Fill — environmentally compliant and safe
• Heavy‑Duty Metallized Film — long‑life motor‑run performance
• Meets EIA‑456A — industry standard for reliability and endurance
• 10‑Year Warranty — unmatched protection and durability

Specifications

• Function: Dual Run
• Capacitance: 55 / 7.5 µF
• Voltage Rating: 440/370V
• Form Factor: Round Aluminum Can
• Height: 4.92"
• Diameter: 1.97"
• Frequency: 50/60 Hz
• Protection: 10,000 AFC
• Operating Temperature: -40°C to 70°C
• Dielectric: Non‑PCB Oil
• Certification: UL Recognized – CBB65

What This Capacitor Does

• Runs both compressor and condenser fan motor
• Improves startup torque and running efficiency
• Stabilizes voltage and current flow
• Restores proper cooling performance

⚠️ Symptoms of a Failing Capacitor

• AC not cooling or slow to start
• Fan not spinning or humming
• Compressor overheating or shutting off
• Burning smell or bulged capacitor top
• Breaker tripping during startup

Installation Notes

• Disconnect power before servicing
• Discharge old capacitor before removal
• Match terminals (C • FAN • HERM) to original wiring
• Mount upright for proper oil distribution
• Verify microfarad rating matches OEM specifications

Replaces Part Numbers

20317
28342
55+7.5 MFD Dual Run Capacitors
CBB65 Series Equivalents

Restore reliable compressor and fan motor performance with this OEM‑compatible 55 + 7.5 µF 440/370V dual run capacitor.