
100335-02 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $23.14 | Condition is New, LENNOX/DUCANE/ARMSTRONG 30/5MFD 370V DUAL RUN CAPACITOR 100335-02 89M70, shipping cost = $5.25 | 99.4% |
![]() | $32.44 | Condition is New, Mp 100335-02 Dual Run Cap 30+5 #89M70 for Lennox, FREE SHIPPING | 99.5% |
![]() | $38.73 | Top Pick! Condition is New, LENNOX 89M70 Appliance Mp 100335-02 Dual Run Cap 30+5 370V Roun, FREE SHIPPING | ![]() |
![]() | $44.48 | Condition is New, LENNOX 89M70 100335-02 CAPACITOR 30+5 370, FREE SHIPPING | 98.8% |

The Lennox 100335-02 89M70 Capacitor is an essential component for the efficient operation of certain Lennox residential heating and cooling systems. This capacitor, specifically designed for use with Lennox brand HVAC equipment, is a crucial part of the motor circuit that provides the necessary starting energy.
This capacitor comes in a compact size with a can diameter of 3 inches and a height of 2.3 inches, making it suitable for most standard enclosures. Its total capacity is rated at 89 microfarads at 355 volts, which is ideal for larger compressors and motors found in many HVAC systems.
The Lennox 100335-02 89M70 Capacitor is constructed using high-quality materials to ensure long-lasting performance. Its electrode is made from a durable aluminum material, while the dielectric is a non-hazardous, paper-based material. The capacitor is also designed with a self-healing feature, which helps it recover from short-term overvoltage conditions, further extending its life.
The capacitor is designed with a rated voltage of 355 volts and a working voltage of 375 volts. It also has a temperature range of -40 degrees Fahrenheit to 155 degrees Fahrenheit, ensuring that it can operate effectively in various climate conditions.
The Lennox 100335-02 89M70 Capacitor is easy to install, as it comes with clear markings on the capacitor body indicating the positive and negative terminals. It is also designed with a leakage current of less than 5 milliamperes, ensuring that it meets the safety standards for use in residential applications.
In summary, the Lennox 100335-02 89M70 Capacitor is a high-performance component designed for use in Lennox HVAC systems. Its compact size, durable construction, and self-healing feature make it an ideal replacement for worn-out or faulty capacitors. With its ability to provide the necessary starting energy for larger compressors and motors, this capacitor ensures that your Lennox heating and cooling system continues to operate efficiently and effectively.
Lennox 100335-02 89M70 Capacitor: A Comprehensive Analysis
The Lennox 100335-02 89M70 capacitor is a crucial component in the functioning of Lennox furnaces. This capacitor is designed to provide a quick burst of power to the fan motor and the compressor during start-up. In this analysis, we will discuss the pros and cons of buying this specific capacitor.
Pros:1. High-Quality Construction: The Lennox 100335-02 89M70 capacitor is manufactured with high-quality materials, ensuring durability and reliability. This capacitor is designed to last longer than many aftermarket alternatives.
2. Easy Installation: Replacing this capacitor is a straightforward process. The replacement can be done without the need for professional assistance, saving time and money.
3. Energy Efficiency: A faulty capacitor can lead to increased energy consumption, resulting in higher utility bills. By replacing the faulty capacitor with a new one, you can restore the energy efficiency of your Lennox furnace.
Cons:1. Cost: The Lennox 100335-02 89M70 capacitor may be more expensive than some aftermarket alternatives. However, the higher cost is justified by the superior quality and durability of the original Lennox part.
2. Limited Availability: This capacitor may not be readily available at local hardware stores or home improvement centers. You may need to order it online or through a Lennox dealer, which could result in additional shipping costs and waiting time.
Conclusion:The Lennox 100335-02 89M70 capacitor is an essential component for the proper functioning of Lennox furnaces. While it may come with a higher cost than some aftermarket alternatives, the superior quality and durability of the original Lennox part make it a worthwhile investment. Additionally, the easy installation process and energy efficiency benefits further justify the purchase.
Recommendation:If you own a Lennox furnace and are experiencing issues with your fan motor or compressor starting up, we recommend considering the purchase of the Lennox 100335-02 89M70 capacitor. This original Lennox part is designed to provide superior performance, durability, and reliability compared to aftermarket alternatives. By investing in a genuine Lennox part, you can ensure the continued optimum operation of your furnace while potentially saving time and money in the long run.
Details:
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Specifications:- model: Lennox 100335-02- dual run capacitor 30/5 FD micro farads - 370 vac volts alternating current - part number: manufacturer visible numbers: 100335-02, 89M70 warranty: 180-day warranty condition: like new this capacitor is perfect for those seeking quality and reliability. With a shipping weight of just 1 pound and compact dimensions 6x6x6 inches, it is easy to handle install. With its robust build and like-new condition, it is an ideal replacement part for maintaining the efficiency of your heating cooling systems. Each of our appliance parts also gets inspected multiple times.
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Part number: 100335-02, manufacturer Lennox warranty: 180-day warranty, visible 89M70.
specifications maxohvac:
- brand: Lennox
- mpn: 100335-02
- part type: Capacitor
shipping maxohvac:
- transit: 4-10 days
- service: usps first class
- type: calculated
- class: standard
- carrier: usps
seller maxohvac:
- rating: 98.5%
- city: burnsville, minnesota
- # reviews: 89370
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- availability: in stock
- started: december 26, 2025
- in stock #: 4
- sold #: 13
- options: ship-to-home
- prices: $23.14–$44.48
- item condition: New
returns maxohvac:
- paid by: buyer
- policy: returns accepted
- method: money back
- time: 30 days
payments maxohvac:
- other
- wallet: apple-pay
- credit card: diners-club
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