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About Carrier

From the first modern air-conditioning system to the first integrated smoke detection and carbon dioxide extinguishing system for use on ships, our founders created new technologies that invented entire industries and solved unique challenges. Today, we continue to prioritize customer-focused innovation in all that we do.

Embracing agile methodologies. Driving digital transformation. Fostering innovative collaborations. It’s all part of a commitment to innovation that keeps us ahead of customer needs and above expectations. Explore how we’re investing to accelerate the development of healthy, safe, sustainable and intelligent solutions that address challenges and inspire confidence.

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HVAC Age / Serial Decoder

Variant #1

The first two digits of the serial number are the week (10). The second two digits are the year (14 = 2014).

This is the current known serial number format.
Example Serial Number
1
Week
0
Week
1
Year
4
Year
E
 
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in the 10th week of of 2014.

Variant #2

The first two digits of the serial number are the year (83 = 1983), and the following two digits are the month (08 = August).

This is a legacy serial number format (1980's).
Example Serial Number
8
Year
3
Year
0
Month
8
Month
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in August of 1983.

Variant #3

US Customers: The first two digits of the serial number are the year (2 = 1982), and the following two digits are the month (R = May).
Canadian Customers: The first two digits of the serial number are the month (R = May), and the following two digits are the year (2 = 1982).

US Products: This is a legacy serial number format (1980-1984).
Example Serial Number
R
Month
2
Year
D
 
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in May of 1982.

Canadian Products: This is a legacy serial number format (1980-1984).
Example Serial Number
2
Year
R
Month
D
 
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in May of 1982.

Variant #4

The first character of the serial number represents the month (E = May), the second character represents the year (3 = 1973).

This is a legacy serial number format (1970-1979).
Example Serial Number
E
Month
3
Year
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in May of 1973.

Variant #5

The first one or two digits in the serial number is the week of production (12 = 12th Week). The first letter (E = 1976) is the year of production.

This is a legacy serial number format (1960-1979).
Example Serial Number
1
Week
2
Week
E
Year
1
 
2
 
3
 
4
 
5
 

This would read as being manufactured in 12th Week of of 1976.

Contact Information for Carrier
Phone Numbers

Customer Service
(800) 227-7437

Email Addresses

No email addresses on file.

Websites

Carrier Corporate
Carrier - Residential

Addresses
Carrier Corporate
13995 Pasteur Blvd.
Palm Beach Gardens, Florida 33418
United States
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