Jard 12786 40/5 MFD Round Run Capacitor (440/370V)

The Jard 12786 40/5 MFD Round Run Capacitor (440/370V) is a Jard capacitor for HVAC repair and replacement work. Use it when the part number 12786 and the listed specifications match the equipment being serviced.

JARD 12786, 40/5 uF Round Run Capacitor, 440/370V is a dual-value round run capacitor for compressor and condenser fan motors, used to maintain proper torque and efficiency in HVAC condensers. Key Features: • Capacitance 40/5 microfarads (uF) • Voltage rating 440/370V AC • Round can construction • Run capacitor for dual-motor circuits • Brand JARD (by MARS) Compatibility & Applications: • For systems that require a 40/5 uF dual run capacitor rated 440/370V AC. • Common in residential and light commercial A/C and heat pump units. Installation & Operation Notes: • Power off and discharge before handling. • Wire per unit schematic to C, HERM…

Key Specs

• Voltage: 440/370V
• MFD: 40/5
• Shape: Round
• Product Type: Capacitor

Replacement Notes

Captured replacement references include TRCFD405, SFCAP40D5440R, PRCFD405A, CPDRR1-405. Confirm supersession details against the manufacturer parts list.

Expert Verdict

Reviewed by the SuperArbor Pro Desk: choose this part when the existing component label and unit documentation match 12786 and the spec set above. It is best suited for targeted HVAC service repairs where exact fitment matters more than broad universal compatibility.

FAQs

What is the Jard 12786 used for?

It is a capacitor for compatible Jard HVAC equipment. Match the part number 12786 and the equipment service literature before ordering or installing.

Which specs should I verify before purchase?

Verify the spec set shown for this part: Voltage: 440/370V; MFD: 40/5; Shape: Round; Product Type: Capacitor. The replacement should match the existing component and the unit documentation.

Does the electrical rating need to match exactly?

Yes. Confirm MFD rating 40/5 and voltage rating 440/370V against the failed component label. Do not substitute a different rating unless the equipment manufacturer allows it.

Are replacement or superseded references available?

Captured cross-reference data includes TRCFD405, SFCAP40D5440R, PRCFD405A, CPDRR1-405. Verify any supersession directly against the manufacturer parts list before installation.

Who should install this HVAC component?

A qualified HVAC technician should install and test the capacitor. Disconnect power first, follow lockout procedures, and confirm safe operation after replacement.

Safety and Installation Notes

Disconnect power before service. HVAC electrical and combustion-related components should be installed and tested by a qualified technician. After installation, confirm wiring, mounting, airflow or fluid routing as applicable, and normal system operation.