
3GJ7545-45-7-5-370-440 Comparison
| photo | price | summary | rating |
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![]() | $12.97 | Condition is New – Open box, Discount HVAC DE-3JG7545 - Diversitech - Amber - Dual Run Capacitor - Oval, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
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![]() | $14.99 | Condition is New, ClimaTek Dual Run Capacitor 45 + 7.5 uf MFD 370 Volt Fits Diversitech 3GR7545, FREE SHIPPING | ![]() |



The Diversitech Supco 3GJ7545 is a high-quality furnace air pressure switch, specifically designed for use with Goodman, Amana, and Janitrol furnaces. This switch, with part numbers 45, 7.5, 370/440, and 107279-20/10727920, is an essential component in maintaining the proper operation of your heating system.
The Diversitech Supco 3GJ7545 is a 0.55-inch air pressure switch that monitors the air pressure in your furnace. It ensures that the furnace is receiving the appropriate amount of air flow to operate efficiently and safely. This switch is designed to shut off the furnace if the air pressure drops below the set level, preventing damage to the furnace and ensuring the safety of your home.
This switch features a robust construction, with a durable plastic housing that can withstand the harsh conditions found in a furnace. It also has a high-quality switch mechanism that is designed to provide reliable operation over an extended period. The Diversitech Supco 3GJ7545 is easy to install and features clear markings for easy setup and adjustment.
In summary, the Diversitech Supco 3GJ7545 is a high-quality furnace air pressure switch that is essential for the safe and efficient operation of your Goodman, Amana, or Janitrol furnace. Its robust construction, reliable operation, and easy installation make it an excellent choice for homeowners looking to maintain their heating system.
Pros of Diversitech Supco 3GJ7545 Air Pressure Switch:1. Compatibility: This switch is compatible with 45/7.5-370/440 furnaces, making it a versatile option for many homeowners.
2. Durable Construction: The switch is made of high-quality materials, ensuring long-lasting performance and reliability.
3. Easy Installation: The switch is designed to be easy to install, which can save homeowners time and money on installation costs.
4. Affordable Price: Compared to some other brands, the Diversitech Supco 3GJ7545 air pressure switch is quite affordable.
Cons of Diversitech Supco 3GJ7545 Air Pressure Switch:1. Limited Brand Recognition: Diversitech is not as well-known as some other furnace parts manufacturers, which may make it harder to find replacement parts or get support if needed.
2. Potential for Inaccuracy: Like any mechanical part, this switch may not always be 100% accurate, which could potentially impact the performance of the furnace.
Compared to the Goodman, Amana, and Janitrol 107279-20 0.55 air pressure switches, the Diversitech Supco 3GJ7545 offers a good balance of affordability and reliability. However, if brand recognition and potential for superior accuracy are important to you, you may want to consider the other options. Ultimately, the best choice depends on your specific needs and budget.
Recommendation: If you're looking for an affordable and reliable air pressure switch for your furnace, the Diversitech Supco 3GJ7545 is a solid choice. However, if you're willing to spend a bit more for a switch from a more well-known brand, you may want to consider the Goodman, Amana, or Janitrol options.
Details:
Furnace air pressure switch fits goodman amana janitrol 107279-20 10727920 -0.55. Shipped with USPS priority mail. Condition is used.
specifications centrafurn:
- brand: Fits Diversitech Supco
- mpn: 3gj7545
- model: 107279-20 10727920 0.55
- type: Central Furnace
- control style: Switch
- heating system: Furnace
shipping centrafurn:
- type: fixed
- class: standard
- transit: 4-9 days
- service: usps first class
- carrier: usps
returns centrafurn:
- policy: no returns
payments centrafurn:
- credit card: discover
- wallet: paypal
offer centrafurn:
- availability: in stock
- prices: $12.97–$14.99
- item condition:
- New – Open box
- New
- options: ship-to-home
- in stock #: 2
- sold #: 46
- started: may 19, 2024
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
seller centrafurn:
- city: saint louis, missouri
- rating: 97.9%
- # reviews: 3327
Also Available:
- 4JJ0535: MOTOR CAPACITOR, Fits Diversitech Supco


