Mars 12869 – Dual Run Capacitor, 70/10 MFD, 440V, Round Case
The Mars 12869 is a dual run capacitor designed for use in air conditioning and heat pump systems that require combined motor support for both compressor and fan motor circuits. With a capacitance rating of 70/10 microfarads and a voltage rating of 440 VAC, it is suited for permanent split capacitor (PSC) motor applications.
The round metal case and oil-filled, non-PCB design provide a compact and durable solution built for continuous duty in demanding environments.
Technical Specifications
Capacitance: 70/10 MFD (microfarads)
Rated Voltage: 440 VAC
Frequency: 50/60 Hz
Case Style: Round
Terminal Type: Dual quick-connect
Dielectric Fluid: Oil-filled, non-PCB
Safety Mechanism: Internal pressure interrupter
Operating Temp Range: -40°C to +70°C
Applications
Designed for use with single-phase PSC motors in HVAC systems
Supports dual motor circuits (compressor and condenser fan)
Suitable for split-system air conditioners and heat pumps requiring high/low microfarad values in a single capacitor
Installation Notes
Before replacement, verify system specifications for voltage and capacitance match the existing unit. Disconnect power and safely discharge the old capacitor. Install the Mars 12869 securely and confirm all terminal connections are insulated and secure.
Installation should be completed by a qualified HVAC technician in accordance with applicable safety standards and local codes.