My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Carrier P421-4006 Thermistor Start Kit

Manufacturer

Picture for manufacturer Carrier

Part Number

P421-4006
7 reviews
Sale Price

$98.50

In Stock (9)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Carrier P421-4006 Thermistor Start Kit is a genuine OEM replacement component designed for Carrier heating and air conditioning systems. This kit provides the essential thermistor assembly and related hardware needed for proper compressor start-up and temperature sensing in compatible HVAC units.

Key Features:

  • Genuine Carrier OEM part ensures proper fit and reliable performance
  • Thermistor sensor accurately monitors temperature for optimal system operation
  • Complete start kit includes necessary components for installation
  • Designed for use in Carrier residential and light commercial HVAC systems
  • Helps maintain efficient compressor operation and system reliability

The thermistor works as a temperature-sensitive resistor that provides critical feedback to the control board, ensuring the compressor starts and operates within safe temperature parameters. This genuine Carrier replacement part meets factory specifications for quality and performance.

It was easy & straight forward. The items where nicely shipped & overall amazing. I'm definitely ordering again.

Shipping cost is ridiculous

Fast and accurate delivery and description.

great price

Quick and easy and a great price! I'll be shopping here again!

Great experience fast shipping

Superb product selection and service

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy