This Is A Review Of The Progression Of Efficiency Ratings For The Past Forty Years. Check The Rating On Your Older System.

New-Century

Air Systems

3129 Fite Cir, Suite 130, Sacramento, CA 95827 – Phone: 916-362-2822 – Contractor’s License  #718740

These efficiency values represent the industry average for the year:

These efficiency values represent the average seer rating at the time of installation. If the systems is not maintained, the seer rating will decline over the years.

NEW TRANE SYSTEMS CAN PRODUCE UP TO 18 SEER

In the year 2006 the minimum efficiency rating has increased from 10 to 13 seer.

YEAR

SEER

SEER

YEAR

SEER

SEER

 

A/C

H/P

 

A/C

H/P

1965

5.50

5.25

1987

8.95

8.92

1966

5.62

5.45

1988

9.11

9.14

1967

5.69

5.75

1989

9.23

9.25

1968

6.05

6.08

1990

9.30

9.48

1969

6.50

6.25

1991

9.49

9.81

1970

6.85

6.30

1992

10.52

10.65

1971

6.90

6.35

1993

10.59

10.89

1972

6.96

6.42

1994

10.64

10.97

1973

7.05

6.50

1995

10.75

11.05

1974

7.13

6.60

1996

10.75

11.05

1975

7.18

6.72

1997

10.86

11.12

1976

7.22

6.88

1998

10.95

11.25

1977

7.24

7.00

1999

11.10

11.31

1978

7.45

7.31

2000

11.24

11.42

1979

7.52

7.52

2001

11.32

11.48

1980

7.59

7.59

2002

11.40

11.52

1981

7.82

7.82

2003

11.48

11.58

1982

8.30

8.30

2004

11.55

11.68

1983

8.44

8.44

2005

11.75

11.72

1984

8.70

8.47

 

 

 

1985

8.83

8.58

 

 

 

1986

8.87

8.70