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| Did you know that... |
1 set of 100W Power LED equipment consume 1.2kW/day (12hr) x 23.56¢ = S$0.2827/day whereas... 1 set of traditional 500W halogen consume 6kW/day (12hr) x 23.56¢ = S$1.4136/day * excluding maintenance and replacement
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| LED Fixtures: | T8 4ft Tube |
Downlight 6W |
Industrial Light |
Decorative Strip |
Commercial 20W |
| Quantity (Pcs) | 10 |
10 |
10 |
10M |
10 |
| Operation Wattage (W) | 18 |
6 |
50 |
6 |
20 |
| Consumption per hour (W) | 180 |
60 |
500 |
60 |
200 |
| Total consumption per 12hours day (kW) | 2.16 |
0.72 |
6 |
0.72 |
2.4 |
| Annual consumption (kW) | 788.4 |
262.8 |
2190 |
262.8 |
876 |
| New Tariff ($/kW) - April ~ June 2010 | S$0.2356/kW |
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| Cost of energy per year (1) -S$ | 185.74 |
61.91 |
515.96 |
61.91 |
206.38 |
| Cost of energy per year (2) -S$ | 371.48 |
123.82 |
1,031.92 |
123.82 |
412.76 |
| Cost of energy per year (3) -S$ | 557.22 |
185.73 |
1,547.88 |
185.73 |
619.14 |
| Cost of energy per year (4) -S$ | 742.96 |
247.64 |
2,063.84 |
247.64 |
825.52 |
As compared to:
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| Traditional Halogen/ PLC light: | T8 4feet Tube |
Downlight 18W |
Industrial Flood Light |
Decorative tube |
Commercial 36W |
| Quantity (Pcs) | 10 |
10 |
10 |
8 (10M) |
10 |
| Operation Wattage (W) | 42 |
18 |
250 |
42 |
36 |
| Consumption per hour (W) | 420 |
180 |
2500 |
336 |
360 |
| Total consumption per 12hours day (kW) | 5.04 |
2.16 |
30 |
4.032 |
4.32 |
| Annual consumption (kW) | 1,839.6 |
788.4 |
10,950 |
1,471.68 |
1,576.8 |
| New Tariff ($/kW) - April ~ June 2010 | S$0.2356/kW |
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| Cost of energy per year (1) -S$ | 433.41 |
185.74 |
2,579.82 |
346.72 |
371.49 |
| Cost of energy per year (2) -S$ | 866.82 |
371.48 |
5,159.64 |
693.44 |
742.98 |
| Cost of energy per year (3) -S$ | 1,300.23 |
557.22 |
7,739.46 |
1,040.16 |
1,114.47 |
| Cost of energy per year (4) -S$ | 1,733.64 |
742.96 |
10,319.28 |
1,386.88 |
1,485.96 |
- Updated on 1 April 2010 |
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