The Government of Brunei Darussalam
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Household Item(s) Estimated Consumption

Florescent Lamp

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ( $ )
   Long
  20W (600mm)
  40W(1200mm)
   Circle
  22W
  32W
  40W


8
8

8
8
8


7.1
12.0

7.7
10.0
12.0


$0.43
$0.72

$0.46
$0.60
$0.72

Lamp Filament, Halogen, Spot Light

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ( $ )

15W
25W
40W
60W
75W
100W
150W
200W

8
8
8
8
8
8
8
8

3.7
6.0
9.7
14.3
18.0
24.0
36.0
48.0

$0.22
$0.36
$0.58
$0.86
$1.08
$1.44
$2.16
$2.88

Energy Saving Lamp

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ( $ )
9W
11W
13W
18W
25W		 8
8
8
8
8		 2.1
2.6
3.1
4.3
6.0		 $0.13
$0.15
$0.19
$0.26
$0.36

Refrigerator

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ( $ )
  Frost Free
  160-200 Litres
  250-300 Litres
  400 Litres
24
24
24
65.7
87.6
109.4
$3.94
$5.26
$6.56

Air-cond

Type
( BTU/Hr )		 Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ($)
    9000-9200

  10200-10500

  11500-12000

  16000-16500		 8

8

8

8		 230.4

288.0

345.6

460.9		 $13.83

$17.28

$20.73

$27.65

Color TV

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH )

Monthly Estimated Usage ($)

  36cm ( 14" )
  51cm ( 20" )
  66cm ( 26" )		 8
8
8		 16.2
21.5
43.2		 $0.97
$1.29
$2.59

Hi - Fi

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ($)
  CD Player

  Music Power
    2 x 50W
    2 x 80W
    2 x 130W

8


8
8
8

 0.5


14.4
17.1
21.3		 $0.03


$0.86
$1.02
$1.28

Water Heater

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ($)
  1500W
  3000W		 3
3		 101.3
202.5		 $6.08
$12.15

Washing Machine

Type Daily Estimated Usage ( hrs ) Monthly Estimated Usage ( KWH ) Monthly Estimated Usage ( $ )
  300W - Kg
  450W - Kg		 3
3		 27.0
40.5		 $1.62
$2.43

 


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