/
/
Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
CAD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...
  1. Home
  2. /
  3. Lennox
  4. /
  5. TPA042H4-03
Parts Town Logo

1-Hour Pickup Available

get special offers & news from parts town

800.239.5152
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Fall Season! SHOP NOW

Call: 800.239.5152
Hvac Parts
TECHTOWN
Track My Order

Due to a nationwide aviation ground stop, deliveries may be delayed. Thanks for your patience.

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Part Predictor Background
PartsTown Logo

Real data and artificial intelligence thinking together to find your part.

Lennox TPA042H4-03 Relays

Manufacturer:

Model #:

Lennox

TPA042H4-03

Heat Pump Outdoor Unit, 3.5 Ton, R-410A

Heat Pump Outdoor Unit, 3.5 Ton, R-410A

Model #: TPA042H4-03

Specs Decoded From The Model Number

Unit Type

Heat Pump Outdoor Unit

Major Design Sequence

1st Generation

Nominal Cooling Capacity

3.5 tons

Cooling Efficiency

High Efficiency

Refrigerant Type

R-410A

Minor Revision Number

03