Run Capacitor, Oval, 12.5 MFD, 440/370

Professional-Grade Efficiency – Jard 12933 12.5 MFD Oval Motor Run Capacitor (440V)

The Jard 12933 capacitor is engineered to support continuous-duty operation in HVAC systems utilizing single-phase induction motors. With a capacitance of 12.5 microfarads and a voltage rating of 440V, it provides consistent electrical performance critical to motor efficiency and reliability. Designed for demanding field conditions, this unit features rugged construction and stable output.

Its oval configuration allows for efficient use of space in equipment enclosures, making it a dependable solution for replacement or upgrade scenarios where footprint and reliability are equally important. The Jard 12933 meets professional installation requirements with build standards suited to commercial and residential applications.

Product Highlights

• ✅ Capacitance: 12.5 microfarads – supports precise motor phase shift and improved startup torque.
• ✅ Voltage Rating: 440 VAC – suitable for high-voltage HVAC applications, ensuring thermal and electrical stability.
• ✅ Construction: Aluminum case – corrosion-resistant housing provides protection in harsh environments.
• ✅ Shape: Oval profile – ideal for confined mounting locations within motor compartments.
• ✅ Temperature Range: Operates from -40°C to 70°C – maintains performance across a wide range of operating conditions.

Technical Specification Overview

• Rated Capacitance: 12.5 MFD
• Maximum Voltage: 440 VAC
• Operating Frequency: 50/60 Hz
• Temperature Tolerance: -40°C to 70°C
• Form Factor: Oval metal case
• Mounting: Standard quick-connect terminals (4)

Installation and Use

This capacitor is designed for straightforward installation by licensed HVAC technicians. Proper handling and secure terminal connections are critical for reliable motor performance. Due to the capacitor’s role in motor phase balancing and efficiency, it is recommended that installations comply with applicable electrical codes and equipment specifications.

Application Notes for Technicians

The Jard 12933 is well-suited for fan and blower motors across multiple HVAC platforms. Its performance characteristics align with OEM requirements for motors rated to 12.5 MFD at 440V, making it a suitable replacement in compatible systems. Installers will benefit from the capacitor’s terminal layout and physical dimensions, which are engineered for standard oval capacitor brackets and housings.

Summary of Features

• ✅ Engineered for professional HVAC motor applications
• ✅ Precision capacitance and voltage rating for dependable performance
• ✅ Rugged aluminum case and oval profile for compact fit
• ✅ Long service life under rated load and temperature conditions
• ✅ Easy integration using standard quick-connect terminals

Choose the Jard 12933 capacitor to support dependable motor operation and reduce risk of system downtime. Its robust specifications and professional-grade construction make it a sound choice for motor run support in both residential and light commercial environments.