Savings Calculator

Watts

Mean

CRI

Annual

Lamp

Material

Labor

10 Year

Source

 

Pupil

 

Energy 

Changes

Cost 

Cost 

Cost 

 

 

Lumens

Induction

40

4200

80

$14.72

0

 

$ –

$147.17

Metal Halide

70

4235

65

$28.21

3.5

$245.00

$350.00

$877.07

HPS

70

3465

21

$28.21

2.5

$150.00

$250.00

$682.07

 

 

 

 

 

 

 

 

 

Induction

70

7350

80

$25.75

0

 

$ –

$257.54

Metal Halide

100

6050

65

$40.30

3.5

$245.00

$350.00

$997.96

HPS

150

7425

21

$60.44

2.5

$150.00

$250.00

$1,004.44

 

 

 

 

 

 

 

 

 

Induction

100

10500

80

$36.79

0

 

$ –

$367.92

Metal Halide

200

12100

65

$80.59

3.5

$245.00

$350.00

$1,400.92

HPS

200

9900

21

$80.59

2.5

$150.00

$250.00

$1,205.92

 

 

 

 

 

 

 

 

 

Induction

150

15750

80

$55.19

0

 

$ –

$551.88

Metal Halide

250

15125

65

$100.74

5

$350.00

$500.00

$1,857.40

HPS

300

14850

21

$120.89

3

$180.00

$300.00

$1,688.88

 

 

 

 

 

 

 

 

 

Induction

200

21000

80

$73.58

0

 

$ –

$735.84

Metal Halide

360

21780

65

$145.07

5

$350.00

$500.00

$2,300.66

HPS

400

19800

21

$161.18

3

$180.00

$300.00

$2,091.84

 

 

 

 

 

 

 

 

 

Induction

300

31500

80

$110.38

0

 

$ –

$1,103.76

Metal Halide

500

30250

65

$201.48

5

$350.00

$750.00

$3,114.80

HPS

500

24750

21

$201.48

3

$180.00

$300.00

$2,494.80

 

 

 

 

 

 

 

 

 

Induction

400

42000

80

$147.17

0

 

$ –

$1,471.68

Metal Halide

750

45375

65

$302.22

5

$350.00

$750.00

$4,122.20

HPS

750

37125

21

$302.22

3

$180.00

$450.00

$3,652.20

*** Assumptions: $0.12/kwH Energy Cost, 8hrs/day per Start, $100/hr Labor Cost