Mars 12840 – JARD Motor Run Capacitor, 80 MFD, 370/440V, Oval Can
The Mars 12840 is a single-value motor run capacitor designed for continuous-duty operation in HVAC and electric motor applications. With a capacitance rating of 80 microfarads (µF) and dual voltage compatibility at 370/440 volts AC, this component provides stable power to single-phase induction motors under load.
Product Specifications:
Capacitance: 80 µF
Voltage Rating: 370/440 VAC
Frequency: 50/60 Hz
Type: Single-value run capacitor
Can Style: Oval
Construction: Metallized polypropylene film with aluminum case
Application: Single-phase motor run support for air conditioning and refrigeration systems
Performance Features:
Maintains electrical efficiency in systems requiring steady-state motor operation
Dual voltage design allows flexibility across multiple equipment models
Tolerates a wide operating temperature range and high cycling frequency
Compatible with motors requiring 80 µF of continuous capacitance for optimal torque and speed regulation
Engineered for replacement or OEM-grade installation in field service conditions
Installation Considerations:
This capacitor is suitable for replacing OEM units with matching electrical specifications. Ensure all power sources are disconnected before installation. Use appropriate testing equipment and personal protective gear. Installation should comply with local codes and be performed by qualified personnel.