
IS20151-5710 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $39.99 | Condition is Open box, Lennox Armstrong Ducane Furnace Air Pressure Switch Honeywell IS20151-5710 1.45, FREE SHIPPING | 99.2% |
![]() | $39.00 | Condition is Open box, Honeywell Lennox Armstrong 20293417 OEM Pressure Switch IS20151-5710 1.45" WC PF, shipping cost = $9.80 | 100.0% |

Armstrong Air IS20151-5710 Lennox Ducane Furnace Pressure Switch by Honeywell
Description:The Armstrong Air IS20151-5710 Lennox Ducane Furnace Pressure Switch is an essential component in ensuring the optimal performance and safety of your home heating system. Manufactured by Honeywell, a global leader in the production of advanced technology solutions, this pressure switch is specifically designed to meet the requirements of the Lennox Ducane series of furnaces.
This pressure switch is engineered for durability and reliability. It features a heavy-duty construction with a corrosion-resistant design, ensuring it can withstand the demands of continuous use in harsh environments. The switch is designed to monitor the furnace's pressure levels and automatically cycle the fan motor on and off to maintain optimal conditions.
The Armstrong Air IS20151-5710 Lennox Ducane Furnace Pressure Switch comes with a simple yet effective design. It features a single-pole, double-throw (SPDT) relay, which allows for easy wiring and straightforward installation. The switch is also equipped with a test button, enabling users to manually test the switch's functionality for added peace of mind.
This pressure switch is compatible with the Lennox Ducane series of furnaces, including models such as the SGLC78M100, SGLC80M100, SGLC95M100, SGLC95V100, and SGLC98M100. It is important to note that using a non-compatible pressure switch may result in reduced performance or potential safety hazards.
Installation of the Armstrong Air IS20151-5710 Lennox Ducane Furnace Pressure Switch is relatively straightforward. It can typically be completed in less than an hour by following the steps outlined in the user manual. The switch is securely mounted on the furnace using screws and is connected to the furnace's wiring harness using color-coded wires.
The Armstrong Air IS20151-5710 Lennox Ducane Furnace Pressure Switch is an essential investment for homeowners seeking to maintain the optimal performance and safety of their heating system. With its durable construction, reliable operation, and straightforward installation process, this pressure switch is an excellent choice for those looking to keep their Lennox Ducane furnace running efficiently and effectively.
The Armstrong Air IS20151-5710 furnace is a Lennox Ducane model with a Honeywell 1.45 pressure switch. This furnace is known for its durability and energy efficiency. Here are some pros and cons that can help you decide if this furnace is the right choice for your home.
Pros:1. Energy Efficient: This furnace has an AFUE (Annual Fuel Utilization Efficiency) rating of up to 96%, which means it converts 96% of fuel into heat, saving you money on energy bills.
2. Quiet Operation: The IS20151-5710 furnace is designed to operate quietly, reducing noise levels in your home.
3. Durable: Lennox Ducane furnaces are known for their durability and reliability. They are built with high-quality materials and have a long lifespan.
4. Compatible with Honeywell Pressure Switch: The Honeywell 1.45 pressure switch is compatible with this furnace, ensuring proper functionality and safety.
Cons:1. Cost: This furnace is on the higher end of the price spectrum, which can be a deterrent for some homeowners.
2. Installation: Installing this furnace requires professional help, which can add to the overall cost.
3. Complexity: The IS20151-5710 furnace has several components, which can make maintenance and repair more complex than simpler furnace models.
Conclusion:The Armstrong Air IS20151-5710 Lennox Ducane furnace with a Honeywell 1.45 pressure switch is a reliable and energy-efficient choice for homeowners looking to invest in a new heating system. While it may come with a higher price tag and require professional installation, the long-term savings and durability make it a worthwhile investment.
Recommendation:If you're in the market for a new heating system and are looking for a high-efficiency, reliable option, the IS20151-5710 Lennox Ducane furnace with a Honeywell 1.45 pressure switch is a solid choice. Be sure to factor in the installation cost and consider getting a quote from a professional HVAC technician to determine the total cost of ownership.
Details:
Lennox Armstrong ducane furnace. Air pressure switch. Replaces honeywell IS20151-5710 1.45.
specifications centrafurn:
- brand: Armstrong Air
- mpn: Is20151-5710
- type: Central Furnace
- control style: Switch
- heating system: Furnace
offer centrafurn:
- in stock #: 2
- options: ship-to-home
- availability: in stock
- best offers: true
- started: november 6, 2025
- sold #: 17
- prices: $39.00–$39.99
- item condition: Open box
shipping centrafurn:
- service: usps ground advantage
- carrier: usps
- transit: 4-8 days
- class: standard
- type: fixed
seller centrafurn:
- city: valparaiso, indiana
- rating: 99.7%
- # reviews: 293
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
returns centrafurn:
- policy: no returns
payments centrafurn:
- wallet: google-pay
- credit card: visa
- other
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