| System |
Power |
Est Outlay |
Feed-In & Savings |
Pay back time |
Profit over 20yrs |
|
| 12 x Canadian Solar 250W Mono |
3.00kWp | £ 5,213.77 |
£ 568.44pa |
7y 8m |
£ 13,975.66 |
detailed calc » |
Annual breakdown for a 3.00kWp system of 12 x 250Wp panels Facing S @ 35° in a central UK location permits generation of 2,419kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,419kWh x 15.44p = £ 373.54 |
1,573kWh x 4.64p = £ 72.97 |
847kWh x 14.40p = £ 121.93 |
£ -4,645.33 |
| 2 |
2,419kWh x 15.99p = £ 386.91 |
1,572kWh x 4.81p = £ 75.58 |
847kWh x 15.84p = £ 134.12 |
£ -4,048.73 |
| 3 |
2,419kWh x 16.57p = £ 400.68 |
1,572kWh x 4.98p = £ 78.27 |
847kWh x 17.42p = £ 147.49 |
£ -3,422.29 |
| 4 |
2,417kWh x 17.16p = £ 414.83 |
1,571kWh x 5.16p = £ 81.03 |
846kWh x 19.17p = £ 162.16 |
£ -2,764.26 |
| 5 |
2,415kWh x 17.78p = £ 429.36 |
1,570kWh x 5.34p = £ 83.87 |
845kWh x 21.08p = £ 178.24 |
£ -2,072.80 |
| 6 |
2,413kWh x 18.41p = £ 444.25 |
1,568kWh x 5.53p = £ 86.78 |
844kWh x 23.19p = £ 195.84 |
£ -1,345.93 |
| 7 |
2,409kWh x 19.07p = £ 459.48 |
1,566kWh x 5.73p = £ 89.75 |
843kWh x 25.51p = £ 215.10 |
£ -581.59 |
| 8 |
2,405kWh x 19.76p = £ 475.05 |
1,563kWh x 5.94p = £ 92.79 |
842kWh x 28.06p = £ 236.17 |
£ 222.42 |
| 9 |
2,399kWh x 20.46p = £ 490.94 |
1,559kWh x 6.15p = £ 95.90 |
840kWh x 30.87p = £ 259.18 |
£ 1,068.43 |
| 10 |
2,392kWh x 21.20p = £ 507.13 |
1,555kWh x 6.37p = £ 99.06 |
837kWh x 33.95p = £ 284.32 |
£ 1,958.94 |
| 11 |
2,385kWh x 21.96p = £ 523.60 |
1,550kWh x 6.60p = £ 102.28 |
835kWh x 37.35p = £ 311.73 |
£ 2,896.55 |
| 12 |
2,376kWh x 22.74p = £ 540.34 |
1,544kWh x 6.83p = £ 105.55 |
832kWh x 41.08p = £ 341.63 |
£ 3,884.07 |
| 13 |
2,366kWh x 23.56p = £ 557.33 |
1,538kWh x 7.08p = £ 108.87 |
828kWh x 45.19p = £ 374.19 |
£ 4,924.46 |
| 14 |
2,354kWh x 24.40p = £ 574.53 |
1,530kWh x 7.33p = £ 112.23 |
824kWh x 49.71p = £ 409.63 |
£ 6,020.84 |
| 15 |
2,342kWh x 25.28p = £ 591.92 |
1,522kWh x 7.60p = £ 115.62 |
820kWh x 54.68p = £ 448.17 |
£ 7,176.56 |
| 16 |
2,328kWh x 26.18p = £ 609.47 |
1,513kWh x 7.87p = £ 119.05 |
815kWh x 60.15p = £ 490.05 |
£ 8,395.13 |
| 17 |
2,312kWh x 27.12p = £ 627.15 |
1,503kWh x 8.15p = £ 122.51 |
809kWh x 66.17p = £ 535.49 |
£ 9,680.27 |
| 18 |
2,296kWh x 28.09p = £ 644.92 |
1,492kWh x 8.44p = £ 125.98 |
803kWh x 72.78p = £ 584.77 |
£ 11,035.94 |
| 19 |
2,277kWh x 29.10p = £ 662.73 |
1,480kWh x 8.75p = £ 129.46 |
797kWh x 80.06p = £ 638.15 |
£ 12,466.27 |
| 20 |
2,258kWh x 30.14p = £ 680.55 |
1,467kWh x 9.06p = £ 132.94 |
790kWh x 88.07p = £ 695.90 |
£ 13,975.66 |
|
| 12 x Hyundai HIS 250MG |
3.00kWp | £ 5,686.07 |
£ 568.44pa |
8y 5m |
£ 13,503.36 |
detailed calc » |
Annual breakdown for a 3.00kWp system of 12 x 250Wp panels Facing S @ 35° in a central UK location permits generation of 2,419kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,419kWh x 15.44p = £ 373.54 |
1,573kWh x 4.64p = £ 72.97 |
847kWh x 14.40p = £ 121.93 |
£ -5,117.63 |
| 2 |
2,419kWh x 15.99p = £ 386.91 |
1,572kWh x 4.81p = £ 75.58 |
847kWh x 15.84p = £ 134.12 |
£ -4,521.03 |
| 3 |
2,419kWh x 16.57p = £ 400.68 |
1,572kWh x 4.98p = £ 78.27 |
847kWh x 17.42p = £ 147.49 |
£ -3,894.59 |
| 4 |
2,417kWh x 17.16p = £ 414.83 |
1,571kWh x 5.16p = £ 81.03 |
846kWh x 19.17p = £ 162.16 |
£ -3,236.56 |
| 5 |
2,415kWh x 17.78p = £ 429.36 |
1,570kWh x 5.34p = £ 83.87 |
845kWh x 21.08p = £ 178.24 |
£ -2,545.10 |
| 6 |
2,413kWh x 18.41p = £ 444.25 |
1,568kWh x 5.53p = £ 86.78 |
844kWh x 23.19p = £ 195.84 |
£ -1,818.23 |
| 7 |
2,409kWh x 19.07p = £ 459.48 |
1,566kWh x 5.73p = £ 89.75 |
843kWh x 25.51p = £ 215.10 |
£ -1,053.90 |
| 8 |
2,405kWh x 19.76p = £ 475.05 |
1,563kWh x 5.94p = £ 92.79 |
842kWh x 28.06p = £ 236.17 |
£ -249.88 |
| 9 |
2,399kWh x 20.46p = £ 490.94 |
1,559kWh x 6.15p = £ 95.90 |
840kWh x 30.87p = £ 259.18 |
£ 596.13 |
| 10 |
2,392kWh x 21.20p = £ 507.13 |
1,555kWh x 6.37p = £ 99.06 |
837kWh x 33.95p = £ 284.32 |
£ 1,486.64 |
| 11 |
2,385kWh x 21.96p = £ 523.60 |
1,550kWh x 6.60p = £ 102.28 |
835kWh x 37.35p = £ 311.73 |
£ 2,424.25 |
| 12 |
2,376kWh x 22.74p = £ 540.34 |
1,544kWh x 6.83p = £ 105.55 |
832kWh x 41.08p = £ 341.63 |
£ 3,411.77 |
| 13 |
2,366kWh x 23.56p = £ 557.33 |
1,538kWh x 7.08p = £ 108.87 |
828kWh x 45.19p = £ 374.19 |
£ 4,452.16 |
| 14 |
2,354kWh x 24.40p = £ 574.53 |
1,530kWh x 7.33p = £ 112.23 |
824kWh x 49.71p = £ 409.63 |
£ 5,548.54 |
| 15 |
2,342kWh x 25.28p = £ 591.92 |
1,522kWh x 7.60p = £ 115.62 |
820kWh x 54.68p = £ 448.17 |
£ 6,704.26 |
| 16 |
2,328kWh x 26.18p = £ 609.47 |
1,513kWh x 7.87p = £ 119.05 |
815kWh x 60.15p = £ 490.05 |
£ 7,922.83 |
| 17 |
2,312kWh x 27.12p = £ 627.15 |
1,503kWh x 8.15p = £ 122.51 |
809kWh x 66.17p = £ 535.49 |
£ 9,207.97 |
| 18 |
2,296kWh x 28.09p = £ 644.92 |
1,492kWh x 8.44p = £ 125.98 |
803kWh x 72.78p = £ 584.77 |
£ 10,563.64 |
| 19 |
2,277kWh x 29.10p = £ 662.73 |
1,480kWh x 8.75p = £ 129.46 |
797kWh x 80.06p = £ 638.15 |
£ 11,993.97 |
| 20 |
2,258kWh x 30.14p = £ 680.55 |
1,467kWh x 9.06p = £ 132.94 |
790kWh x 88.07p = £ 695.90 |
£ 13,503.36 |
|
| 12 x Kyocera KD245GH |
2.94kWp | £ 6,037.32 |
£ 557.07pa |
8y 9m |
£ 12,768.33 |
detailed calc » |
Annual breakdown for a 2.94kWp system of 12 x 245Wp panels Facing S @ 35° in a central UK location permits generation of 2,371kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,371kWh x 15.44p = £ 366.07 |
1,541kWh x 4.64p = £ 71.51 |
830kWh x 14.40p = £ 119.49 |
£ -5,480.24 |
| 2 |
2,371kWh x 15.99p = £ 379.17 |
1,541kWh x 4.81p = £ 74.07 |
830kWh x 15.84p = £ 131.44 |
£ -4,895.57 |
| 3 |
2,370kWh x 16.57p = £ 392.66 |
1,541kWh x 4.98p = £ 76.70 |
830kWh x 17.42p = £ 144.55 |
£ -4,281.66 |
| 4 |
2,369kWh x 17.16p = £ 406.53 |
1,540kWh x 5.16p = £ 79.41 |
829kWh x 19.17p = £ 158.92 |
£ -3,636.80 |
| 5 |
2,367kWh x 17.78p = £ 420.77 |
1,539kWh x 5.34p = £ 82.19 |
829kWh x 21.08p = £ 174.67 |
£ -2,959.16 |
| 6 |
2,364kWh x 18.41p = £ 435.36 |
1,537kWh x 5.53p = £ 85.04 |
828kWh x 23.19p = £ 191.93 |
£ -2,246.83 |
| 7 |
2,361kWh x 19.07p = £ 450.29 |
1,535kWh x 5.73p = £ 87.96 |
826kWh x 25.51p = £ 210.80 |
£ -1,497.78 |
| 8 |
2,357kWh x 19.76p = £ 465.55 |
1,532kWh x 5.94p = £ 90.94 |
825kWh x 28.06p = £ 231.44 |
£ -709.85 |
| 9 |
2,351kWh x 20.46p = £ 481.12 |
1,528kWh x 6.15p = £ 93.98 |
823kWh x 30.87p = £ 254.00 |
£ 119.25 |
| 10 |
2,345kWh x 21.20p = £ 496.98 |
1,524kWh x 6.37p = £ 97.08 |
821kWh x 33.95p = £ 278.63 |
£ 991.94 |
| 11 |
2,337kWh x 21.96p = £ 513.13 |
1,519kWh x 6.60p = £ 100.23 |
818kWh x 37.35p = £ 305.50 |
£ 1,910.80 |
| 12 |
2,328kWh x 22.74p = £ 529.54 |
1,513kWh x 6.83p = £ 103.44 |
815kWh x 41.08p = £ 334.80 |
£ 2,878.57 |
| 13 |
2,318kWh x 23.56p = £ 546.18 |
1,507kWh x 7.08p = £ 106.69 |
811kWh x 45.19p = £ 366.71 |
£ 3,898.15 |
| 14 |
2,307kWh x 24.40p = £ 563.04 |
1,500kWh x 7.33p = £ 109.98 |
808kWh x 49.71p = £ 401.44 |
£ 4,972.61 |
| 15 |
2,295kWh x 25.28p = £ 580.08 |
1,492kWh x 7.60p = £ 113.31 |
803kWh x 54.68p = £ 439.21 |
£ 6,105.21 |
| 16 |
2,281kWh x 26.18p = £ 597.28 |
1,483kWh x 7.87p = £ 116.67 |
798kWh x 60.15p = £ 480.24 |
£ 7,299.41 |
| 17 |
2,266kWh x 27.12p = £ 614.61 |
1,473kWh x 8.15p = £ 120.06 |
793kWh x 66.17p = £ 524.78 |
£ 8,558.85 |
| 18 |
2,250kWh x 28.09p = £ 632.02 |
1,462kWh x 8.44p = £ 123.46 |
787kWh x 72.78p = £ 573.08 |
£ 9,887.40 |
| 19 |
2,232kWh x 29.10p = £ 649.48 |
1,451kWh x 8.75p = £ 126.87 |
781kWh x 80.06p = £ 625.39 |
£ 11,289.13 |
| 20 |
2,212kWh x 30.14p = £ 666.94 |
1,438kWh x 9.06p = £ 130.28 |
774kWh x 88.07p = £ 681.98 |
£ 12,768.33 |
|
| System |
Power |
Est Outlay |
Feed-In & Savings |
Pay back time |
Profit over 20yrs |
|
| 12 x Canadian Solar 250W Mono |
3.00kWp |
£ 5,213.77 |
£ 568.44pa |
7y 8m |
£ 13,975.66 |
detailed calc » |
Annual breakdown for a 3.00kWp system of 12 x 250Wp panels Facing S @ 35° in a central UK location permits generation of 2,419kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,419kWh x 15.44p = £ 373.54 |
1,573kWh x 4.64p = £ 72.97 |
847kWh x 14.40p = £ 121.93 |
£ -4,645.33 |
| 2 |
2,419kWh x 15.99p = £ 386.91 |
1,572kWh x 4.81p = £ 75.58 |
847kWh x 15.84p = £ 134.12 |
£ -4,048.73 |
| 3 |
2,419kWh x 16.57p = £ 400.68 |
1,572kWh x 4.98p = £ 78.27 |
847kWh x 17.42p = £ 147.49 |
£ -3,422.29 |
| 4 |
2,417kWh x 17.16p = £ 414.83 |
1,571kWh x 5.16p = £ 81.03 |
846kWh x 19.17p = £ 162.16 |
£ -2,764.26 |
| 5 |
2,415kWh x 17.78p = £ 429.36 |
1,570kWh x 5.34p = £ 83.87 |
845kWh x 21.08p = £ 178.24 |
£ -2,072.80 |
| 6 |
2,413kWh x 18.41p = £ 444.25 |
1,568kWh x 5.53p = £ 86.78 |
844kWh x 23.19p = £ 195.84 |
£ -1,345.93 |
| 7 |
2,409kWh x 19.07p = £ 459.48 |
1,566kWh x 5.73p = £ 89.75 |
843kWh x 25.51p = £ 215.10 |
£ -581.59 |
| 8 |
2,405kWh x 19.76p = £ 475.05 |
1,563kWh x 5.94p = £ 92.79 |
842kWh x 28.06p = £ 236.17 |
£ 222.42 |
| 9 |
2,399kWh x 20.46p = £ 490.94 |
1,559kWh x 6.15p = £ 95.90 |
840kWh x 30.87p = £ 259.18 |
£ 1,068.43 |
| 10 |
2,392kWh x 21.20p = £ 507.13 |
1,555kWh x 6.37p = £ 99.06 |
837kWh x 33.95p = £ 284.32 |
£ 1,958.94 |
| 11 |
2,385kWh x 21.96p = £ 523.60 |
1,550kWh x 6.60p = £ 102.28 |
835kWh x 37.35p = £ 311.73 |
£ 2,896.55 |
| 12 |
2,376kWh x 22.74p = £ 540.34 |
1,544kWh x 6.83p = £ 105.55 |
832kWh x 41.08p = £ 341.63 |
£ 3,884.07 |
| 13 |
2,366kWh x 23.56p = £ 557.33 |
1,538kWh x 7.08p = £ 108.87 |
828kWh x 45.19p = £ 374.19 |
£ 4,924.46 |
| 14 |
2,354kWh x 24.40p = £ 574.53 |
1,530kWh x 7.33p = £ 112.23 |
824kWh x 49.71p = £ 409.63 |
£ 6,020.84 |
| 15 |
2,342kWh x 25.28p = £ 591.92 |
1,522kWh x 7.60p = £ 115.62 |
820kWh x 54.68p = £ 448.17 |
£ 7,176.56 |
| 16 |
2,328kWh x 26.18p = £ 609.47 |
1,513kWh x 7.87p = £ 119.05 |
815kWh x 60.15p = £ 490.05 |
£ 8,395.13 |
| 17 |
2,312kWh x 27.12p = £ 627.15 |
1,503kWh x 8.15p = £ 122.51 |
809kWh x 66.17p = £ 535.49 |
£ 9,680.27 |
| 18 |
2,296kWh x 28.09p = £ 644.92 |
1,492kWh x 8.44p = £ 125.98 |
803kWh x 72.78p = £ 584.77 |
£ 11,035.94 |
| 19 |
2,277kWh x 29.10p = £ 662.73 |
1,480kWh x 8.75p = £ 129.46 |
797kWh x 80.06p = £ 638.15 |
£ 12,466.27 |
| 20 |
2,258kWh x 30.14p = £ 680.55 |
1,467kWh x 9.06p = £ 132.94 |
790kWh x 88.07p = £ 695.90 |
£ 13,975.66 |
|
| 12 x Hyundai HIS 250MG |
3.00kWp |
£ 5,686.07 |
£ 568.44pa |
8y 5m |
£ 13,503.36 |
detailed calc » |
Annual breakdown for a 3.00kWp system of 12 x 250Wp panels Facing S @ 35° in a central UK location permits generation of 2,419kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,419kWh x 15.44p = £ 373.54 |
1,573kWh x 4.64p = £ 72.97 |
847kWh x 14.40p = £ 121.93 |
£ -5,117.63 |
| 2 |
2,419kWh x 15.99p = £ 386.91 |
1,572kWh x 4.81p = £ 75.58 |
847kWh x 15.84p = £ 134.12 |
£ -4,521.03 |
| 3 |
2,419kWh x 16.57p = £ 400.68 |
1,572kWh x 4.98p = £ 78.27 |
847kWh x 17.42p = £ 147.49 |
£ -3,894.59 |
| 4 |
2,417kWh x 17.16p = £ 414.83 |
1,571kWh x 5.16p = £ 81.03 |
846kWh x 19.17p = £ 162.16 |
£ -3,236.56 |
| 5 |
2,415kWh x 17.78p = £ 429.36 |
1,570kWh x 5.34p = £ 83.87 |
845kWh x 21.08p = £ 178.24 |
£ -2,545.10 |
| 6 |
2,413kWh x 18.41p = £ 444.25 |
1,568kWh x 5.53p = £ 86.78 |
844kWh x 23.19p = £ 195.84 |
£ -1,818.23 |
| 7 |
2,409kWh x 19.07p = £ 459.48 |
1,566kWh x 5.73p = £ 89.75 |
843kWh x 25.51p = £ 215.10 |
£ -1,053.90 |
| 8 |
2,405kWh x 19.76p = £ 475.05 |
1,563kWh x 5.94p = £ 92.79 |
842kWh x 28.06p = £ 236.17 |
£ -249.88 |
| 9 |
2,399kWh x 20.46p = £ 490.94 |
1,559kWh x 6.15p = £ 95.90 |
840kWh x 30.87p = £ 259.18 |
£ 596.13 |
| 10 |
2,392kWh x 21.20p = £ 507.13 |
1,555kWh x 6.37p = £ 99.06 |
837kWh x 33.95p = £ 284.32 |
£ 1,486.64 |
| 11 |
2,385kWh x 21.96p = £ 523.60 |
1,550kWh x 6.60p = £ 102.28 |
835kWh x 37.35p = £ 311.73 |
£ 2,424.25 |
| 12 |
2,376kWh x 22.74p = £ 540.34 |
1,544kWh x 6.83p = £ 105.55 |
832kWh x 41.08p = £ 341.63 |
£ 3,411.77 |
| 13 |
2,366kWh x 23.56p = £ 557.33 |
1,538kWh x 7.08p = £ 108.87 |
828kWh x 45.19p = £ 374.19 |
£ 4,452.16 |
| 14 |
2,354kWh x 24.40p = £ 574.53 |
1,530kWh x 7.33p = £ 112.23 |
824kWh x 49.71p = £ 409.63 |
£ 5,548.54 |
| 15 |
2,342kWh x 25.28p = £ 591.92 |
1,522kWh x 7.60p = £ 115.62 |
820kWh x 54.68p = £ 448.17 |
£ 6,704.26 |
| 16 |
2,328kWh x 26.18p = £ 609.47 |
1,513kWh x 7.87p = £ 119.05 |
815kWh x 60.15p = £ 490.05 |
£ 7,922.83 |
| 17 |
2,312kWh x 27.12p = £ 627.15 |
1,503kWh x 8.15p = £ 122.51 |
809kWh x 66.17p = £ 535.49 |
£ 9,207.97 |
| 18 |
2,296kWh x 28.09p = £ 644.92 |
1,492kWh x 8.44p = £ 125.98 |
803kWh x 72.78p = £ 584.77 |
£ 10,563.64 |
| 19 |
2,277kWh x 29.10p = £ 662.73 |
1,480kWh x 8.75p = £ 129.46 |
797kWh x 80.06p = £ 638.15 |
£ 11,993.97 |
| 20 |
2,258kWh x 30.14p = £ 680.55 |
1,467kWh x 9.06p = £ 132.94 |
790kWh x 88.07p = £ 695.90 |
£ 13,503.36 |
|
| 10 x Sharp 245W Poly |
2.45kWp |
£ 4,737.73 |
£ 464.23pa |
8y 6m |
£ 10,933.64 |
detailed calc » |
Annual breakdown for a 2.45kWp system of 10 x 245Wp panels Facing S @ 35° in a central UK location permits generation of 1,976kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
1,976kWh x 15.44p = £ 305.06 |
1,284kWh x 4.64p = £ 59.59 |
692kWh x 14.40p = £ 99.58 |
£ -4,273.50 |
| 2 |
1,976kWh x 15.99p = £ 315.97 |
1,284kWh x 4.81p = £ 61.72 |
691kWh x 15.84p = £ 109.53 |
£ -3,786.27 |
| 3 |
1,975kWh x 16.57p = £ 327.22 |
1,284kWh x 4.98p = £ 63.92 |
691kWh x 17.42p = £ 120.45 |
£ -3,274.68 |
| 4 |
1,974kWh x 17.16p = £ 338.78 |
1,283kWh x 5.16p = £ 66.18 |
691kWh x 19.17p = £ 132.43 |
£ -2,737.29 |
| 5 |
1,973kWh x 17.78p = £ 350.64 |
1,282kWh x 5.34p = £ 68.49 |
690kWh x 21.08p = £ 145.56 |
£ -2,172.60 |
| 6 |
1,970kWh x 18.41p = £ 362.80 |
1,281kWh x 5.53p = £ 70.87 |
690kWh x 23.19p = £ 159.94 |
£ -1,578.99 |
| 7 |
1,967kWh x 19.07p = £ 375.24 |
1,279kWh x 5.73p = £ 73.30 |
689kWh x 25.51p = £ 175.67 |
£ -954.78 |
| 8 |
1,964kWh x 19.76p = £ 387.96 |
1,276kWh x 5.94p = £ 75.78 |
687kWh x 28.06p = £ 192.87 |
£ -298.17 |
| 9 |
1,959kWh x 20.46p = £ 400.93 |
1,273kWh x 6.15p = £ 78.32 |
686kWh x 30.87p = £ 211.67 |
£ 392.74 |
| 10 |
1,954kWh x 21.20p = £ 414.15 |
1,270kWh x 6.37p = £ 80.90 |
684kWh x 33.95p = £ 232.19 |
£ 1,119.99 |
| 11 |
1,947kWh x 21.96p = £ 427.61 |
1,266kWh x 6.60p = £ 83.53 |
682kWh x 37.35p = £ 254.58 |
£ 1,885.71 |
| 12 |
1,940kWh x 22.74p = £ 441.28 |
1,261kWh x 6.83p = £ 86.20 |
679kWh x 41.08p = £ 279.00 |
£ 2,692.18 |
| 13 |
1,932kWh x 23.56p = £ 455.15 |
1,256kWh x 7.08p = £ 88.91 |
676kWh x 45.19p = £ 305.59 |
£ 3,541.83 |
| 14 |
1,923kWh x 24.40p = £ 469.20 |
1,250kWh x 7.33p = £ 91.65 |
673kWh x 49.71p = £ 334.53 |
£ 4,437.21 |
| 15 |
1,912kWh x 25.28p = £ 483.40 |
1,243kWh x 7.60p = £ 94.43 |
669kWh x 54.68p = £ 366.01 |
£ 5,381.04 |
| 16 |
1,901kWh x 26.18p = £ 497.73 |
1,236kWh x 7.87p = £ 97.23 |
665kWh x 60.15p = £ 400.20 |
£ 6,376.21 |
| 17 |
1,888kWh x 27.12p = £ 512.17 |
1,227kWh x 8.15p = £ 100.05 |
661kWh x 66.17p = £ 437.32 |
£ 7,425.74 |
| 18 |
1,875kWh x 28.09p = £ 526.68 |
1,219kWh x 8.44p = £ 102.88 |
656kWh x 72.78p = £ 477.56 |
£ 8,532.87 |
| 19 |
1,860kWh x 29.10p = £ 541.23 |
1,209kWh x 8.75p = £ 105.72 |
651kWh x 80.06p = £ 521.15 |
£ 9,700.98 |
| 20 |
1,844kWh x 30.14p = £ 555.79 |
1,198kWh x 9.06p = £ 108.57 |
645kWh x 88.07p = £ 568.32 |
£ 10,933.64 |
|
| System |
Power |
Est Outlay |
Feed-In & Savings |
Pay back time |
Profit over 20yrs |
|
| 14 x Sanyo HIT N240SE10 |
3.36kWp |
£ 7,905.48 |
£ 636.65pa |
9y 9m |
£ 13,586.69 |
detailed calc » |
Annual breakdown for a 3.36kWp system of 14 x 240Wp panels Facing S @ 35° in a central UK location permits generation of 2,710kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,710kWh x 15.44p = £ 418.37 |
1,761kWh x 4.64p = £ 81.72 |
948kWh x 14.40p = £ 136.57 |
£ -7,268.83 |
| 2 |
2,709kWh x 15.99p = £ 433.34 |
1,761kWh x 4.81p = £ 84.65 |
948kWh x 15.84p = £ 150.21 |
£ -6,600.63 |
| 3 |
2,709kWh x 16.57p = £ 448.76 |
1,761kWh x 4.98p = £ 87.66 |
948kWh x 17.42p = £ 165.19 |
£ -5,899.02 |
| 4 |
2,707kWh x 17.16p = £ 464.61 |
1,760kWh x 5.16p = £ 90.76 |
948kWh x 19.17p = £ 181.62 |
£ -5,162.03 |
| 5 |
2,705kWh x 17.78p = £ 480.88 |
1,758kWh x 5.34p = £ 93.93 |
947kWh x 21.08p = £ 199.63 |
£ -4,387.59 |
| 6 |
2,702kWh x 18.41p = £ 497.55 |
1,756kWh x 5.53p = £ 97.19 |
946kWh x 23.19p = £ 219.34 |
£ -3,573.50 |
| 7 |
2,698kWh x 19.07p = £ 514.62 |
1,754kWh x 5.73p = £ 100.52 |
944kWh x 25.51p = £ 240.92 |
£ -2,717.44 |
| 8 |
2,693kWh x 19.76p = £ 532.05 |
1,751kWh x 5.94p = £ 103.93 |
943kWh x 28.06p = £ 264.51 |
£ -1,816.95 |
| 9 |
2,687kWh x 20.46p = £ 549.85 |
1,746kWh x 6.15p = £ 107.41 |
940kWh x 30.87p = £ 290.29 |
£ -869.41 |
| 10 |
2,679kWh x 21.20p = £ 567.98 |
1,742kWh x 6.37p = £ 110.95 |
938kWh x 33.95p = £ 318.43 |
£ 127.95 |
| 11 |
2,671kWh x 21.96p = £ 586.44 |
1,736kWh x 6.60p = £ 114.55 |
935kWh x 37.35p = £ 349.14 |
£ 1,178.08 |
| 12 |
2,661kWh x 22.74p = £ 605.18 |
1,730kWh x 6.83p = £ 118.21 |
931kWh x 41.08p = £ 382.62 |
£ 2,284.11 |
| 13 |
2,650kWh x 23.56p = £ 624.21 |
1,722kWh x 7.08p = £ 121.93 |
927kWh x 45.19p = £ 419.09 |
£ 3,449.34 |
| 14 |
2,637kWh x 24.40p = £ 643.47 |
1,714kWh x 7.33p = £ 125.69 |
923kWh x 49.71p = £ 458.79 |
£ 4,677.29 |
| 15 |
2,623kWh x 25.28p = £ 662.95 |
1,705kWh x 7.60p = £ 129.50 |
918kWh x 54.68p = £ 501.95 |
£ 5,971.69 |
| 16 |
2,607kWh x 26.18p = £ 682.61 |
1,695kWh x 7.87p = £ 133.34 |
912kWh x 60.15p = £ 548.85 |
£ 7,336.49 |
| 17 |
2,590kWh x 27.12p = £ 702.41 |
1,683kWh x 8.15p = £ 137.21 |
906kWh x 66.17p = £ 599.75 |
£ 8,775.85 |
| 18 |
2,571kWh x 28.09p = £ 722.31 |
1,671kWh x 8.44p = £ 141.09 |
900kWh x 72.78p = £ 654.94 |
£ 10,294.19 |
| 19 |
2,551kWh x 29.10p = £ 742.26 |
1,658kWh x 8.75p = £ 144.99 |
893kWh x 80.06p = £ 714.73 |
£ 11,896.17 |
| 20 |
2,529kWh x 30.14p = £ 762.22 |
1,644kWh x 9.06p = £ 148.89 |
885kWh x 88.07p = £ 779.41 |
£ 13,586.69 |
|
| 14 x Sanyo HIT N235SE10 |
3.29kWp |
£ 7,804.12 |
£ 623.39pa |
9y 10m |
£ 13,240.30 |
detailed calc » |
Annual breakdown for a 3.29kWp system of 14 x 235Wp panels Facing S @ 35° in a central UK location permits generation of 2,653kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,653kWh x 15.44p = £ 409.65 |
1,725kWh x 4.64p = £ 80.02 |
929kWh x 14.40p = £ 133.72 |
£ -7,180.73 |
| 2 |
2,653kWh x 15.99p = £ 424.31 |
1,724kWh x 4.81p = £ 82.88 |
929kWh x 15.84p = £ 147.08 |
£ -6,526.45 |
| 3 |
2,652kWh x 16.57p = £ 439.41 |
1,724kWh x 4.98p = £ 85.83 |
928kWh x 17.42p = £ 161.75 |
£ -5,839.46 |
| 4 |
2,651kWh x 17.16p = £ 454.93 |
1,723kWh x 5.16p = £ 88.86 |
928kWh x 19.17p = £ 177.84 |
£ -5,117.82 |
| 5 |
2,649kWh x 17.78p = £ 470.86 |
1,722kWh x 5.34p = £ 91.98 |
927kWh x 21.08p = £ 195.47 |
£ -4,359.51 |
| 6 |
2,646kWh x 18.41p = £ 487.19 |
1,720kWh x 5.53p = £ 95.17 |
926kWh x 23.19p = £ 214.77 |
£ -3,562.38 |
| 7 |
2,642kWh x 19.07p = £ 503.90 |
1,717kWh x 5.73p = £ 98.43 |
925kWh x 25.51p = £ 235.90 |
£ -2,724.16 |
| 8 |
2,637kWh x 19.76p = £ 520.97 |
1,714kWh x 5.94p = £ 101.76 |
923kWh x 28.06p = £ 259.00 |
£ -1,842.43 |
| 9 |
2,631kWh x 20.46p = £ 538.39 |
1,710kWh x 6.15p = £ 105.17 |
921kWh x 30.87p = £ 284.24 |
£ -914.63 |
| 10 |
2,624kWh x 21.20p = £ 556.15 |
1,705kWh x 6.37p = £ 108.64 |
918kWh x 33.95p = £ 311.80 |
£ 61.95 |
| 11 |
2,615kWh x 21.96p = £ 574.22 |
1,700kWh x 6.60p = £ 112.17 |
915kWh x 37.35p = £ 341.87 |
£ 1,090.21 |
| 12 |
2,605kWh x 22.74p = £ 592.58 |
1,694kWh x 6.83p = £ 115.75 |
912kWh x 41.08p = £ 374.65 |
£ 2,173.19 |
| 13 |
2,594kWh x 23.56p = £ 611.20 |
1,686kWh x 7.08p = £ 119.39 |
908kWh x 45.19p = £ 410.36 |
£ 3,314.14 |
| 14 |
2,582kWh x 24.40p = £ 630.07 |
1,678kWh x 7.33p = £ 123.07 |
904kWh x 49.71p = £ 449.23 |
£ 4,516.51 |
| 15 |
2,568kWh x 25.28p = £ 649.14 |
1,669kWh x 7.60p = £ 126.80 |
899kWh x 54.68p = £ 491.50 |
£ 5,783.95 |
| 16 |
2,553kWh x 26.18p = £ 668.39 |
1,659kWh x 7.87p = £ 130.56 |
893kWh x 60.15p = £ 537.42 |
£ 7,120.31 |
| 17 |
2,536kWh x 27.12p = £ 687.77 |
1,648kWh x 8.15p = £ 134.35 |
888kWh x 66.17p = £ 587.26 |
£ 8,529.69 |
| 18 |
2,517kWh x 28.09p = £ 707.26 |
1,636kWh x 8.44p = £ 138.15 |
881kWh x 72.78p = £ 641.30 |
£ 10,016.40 |
| 19 |
2,497kWh x 29.10p = £ 726.80 |
1,623kWh x 8.75p = £ 141.97 |
874kWh x 80.06p = £ 699.84 |
£ 11,585.00 |
| 20 |
2,476kWh x 30.14p = £ 746.34 |
1,609kWh x 9.06p = £ 145.79 |
867kWh x 88.07p = £ 763.17 |
£ 13,240.30 |
|
| 12 x Yingli YL260-30b |
3.12kWp |
£ 7,004.10 |
£ 591.18pa |
9y 6m |
£ 12,952.91 |
detailed calc » |
Annual breakdown for a 3.12kWp system of 12 x 260Wp panels Facing S @ 35° in a central UK location permits generation of 2,516kWh/pa
| Year |
FiT Generation |
Export Income |
In-house savings |
Balance |
| 1 |
2,516kWh x 15.44p = £ 388.48 |
1,635kWh x 4.64p = £ 75.89 |
881kWh x 14.40p = £ 126.81 |
£ -6,412.92 |
| 2 |
2,516kWh x 15.99p = £ 402.38 |
1,635kWh x 4.81p = £ 78.60 |
881kWh x 15.84p = £ 139.48 |
£ -5,792.45 |
| 3 |
2,515kWh x 16.57p = £ 416.70 |
1,635kWh x 4.98p = £ 81.40 |
880kWh x 17.42p = £ 153.39 |
£ -5,140.96 |
| 4 |
2,514kWh x 17.16p = £ 431.42 |
1,634kWh x 5.16p = £ 84.27 |
880kWh x 19.17p = £ 168.65 |
£ -4,456.61 |
| 5 |
2,512kWh x 17.78p = £ 446.53 |
1,633kWh x 5.34p = £ 87.22 |
879kWh x 21.08p = £ 185.37 |
£ -3,737.48 |
| 6 |
2,509kWh x 18.41p = £ 462.01 |
1,631kWh x 5.53p = £ 90.25 |
878kWh x 23.19p = £ 203.68 |
£ -2,981.54 |
| 7 |
2,506kWh x 19.07p = £ 477.86 |
1,629kWh x 5.73p = £ 93.34 |
877kWh x 25.51p = £ 223.71 |
£ -2,186.63 |
| 8 |
2,501kWh x 19.76p = £ 494.05 |
1,626kWh x 5.94p = £ 96.51 |
875kWh x 28.06p = £ 245.61 |
£ -1,350.46 |
| 9 |
2,495kWh x 20.46p = £ 510.57 |
1,622kWh x 6.15p = £ 99.73 |
873kWh x 30.87p = £ 269.55 |
£ -470.60 |
| 10 |
2,488kWh x 21.20p = £ 527.41 |
1,617kWh x 6.37p = £ 103.02 |
871kWh x 33.95p = £ 295.69 |
£ 455.52 |
| 11 |
2,480kWh x 21.96p = £ 544.55 |
1,612kWh x 6.60p = £ 106.37 |
868kWh x 37.35p = £ 324.20 |
£ 1,430.64 |
| 12 |
2,471kWh x 22.74p = £ 561.96 |
1,606kWh x 6.83p = £ 109.77 |
865kWh x 41.08p = £ 355.29 |
£ 2,457.66 |
| 13 |
2,460kWh x 23.56p = £ 579.62 |
1,599kWh x 7.08p = £ 113.22 |
861kWh x 45.19p = £ 389.16 |
£ 3,539.66 |
| 14 |
2,448kWh x 24.40p = £ 597.51 |
1,591kWh x 7.33p = £ 116.72 |
857kWh x 49.71p = £ 426.02 |
£ 4,679.90 |
| 15 |
2,435kWh x 25.28p = £ 615.60 |
1,583kWh x 7.60p = £ 120.25 |
852kWh x 54.68p = £ 466.10 |
£ 5,881.85 |
| 16 |
2,421kWh x 26.18p = £ 633.85 |
1,573kWh x 7.87p = £ 123.81 |
847kWh x 60.15p = £ 509.65 |
£ 7,149.16 |
| 17 |
2,405kWh x 27.12p = £ 652.23 |
1,563kWh x 8.15p = £ 127.41 |
842kWh x 66.17p = £ 556.91 |
£ 8,485.71 |
| 18 |
2,387kWh x 28.09p = £ 670.71 |
1,552kWh x 8.44p = £ 131.01 |
836kWh x 72.78p = £ 608.16 |
£ 9,895.60 |
| 19 |
2,368kWh x 29.10p = £ 689.24 |
1,539kWh x 8.75p = £ 134.63 |
829kWh x 80.06p = £ 663.67 |
£ 11,383.15 |
| 20 |
2,348kWh x 30.14p = £ 707.78 |
1,526kWh x 9.06p = £ 138.25 |
822kWh x 88.07p = £ 723.73 |
£ 12,952.91 |
|