Annual FIT Savings

2kW solar PV system (8 panels)

FIT Year FIT Tariff Elec Per Unit Export Tariff FIT Revenue Elec Saved Export Revenue kWh Generated Total Revenue Payback Balance
1 £0.125 £0.140 £0.048 £211.99 £119.00 £40.55 1,700 £371.54 -£5,718.47
2 £0.128 £0.146 £0.049 £216.20 £123.14 £41.35 1,692 £380.70 -£5,337.77
3 £0.131 £0.151 £0.050 £220.50 £127.43 £42.17 1,683 £390.10 -£4,947.67
4 £0.134 £0.157 £0.051 £224.88 £131.86 £43.01 1,675 £399.75 -£4,547.92
5 £0.138 £0.164 £0.053 £229.35 £136.45 £43.87 1,666 £409.67 -£4,138.25
6 £0.141 £0.170 £0.054 £233.91 £141.20 £44.74 1,658 £419.85 -£3,718.40
7 £0.145 £0.177 £0.055 £238.56 £146.11 £45.63 1,650 £430.30 -£3,288.10
8 £0.148 £0.184 £0.057 £243.30 £151.20 £46.53 1,641 £441.03 -£2,847.07
9 £0.152 £0.192 £0.058 £248.14 £156.46 £47.46 1,633 £452.05 -£2,395.02
10 £0.156 £0.199 £0.060 £253.07 £161.90 £48.40 1,625 £463.37 -£1,931.65
11 £0.160 £0.207 £0.061 £258.10 £167.54 £49.36 1,617 £475.00 -£1,456.65
12 £0.164 £0.216 £0.063 £263.23 £173.37 £50.34 1,609 £486.94 -£969.71
13 £0.168 £0.224 £0.064 £268.46 £179.40 £51.35 1,601 £499.21 -£470.50
14 £0.172 £0.233 £0.066 £273.80 £185.64 £52.37 1,593 £511.80 £41.30
15 £0.176 £0.242 £0.067 £279.24 £192.10 £53.41 1,585 £524.75 £566.05
16 £0.181 £0.252 £0.069 £284.79 £198.79 £54.47 1,577 £538.04 £1,104.09
17 £0.185 £0.262 £0.071 £290.45 £205.71 £55.55 1,569 £551.70 £1,655.80
18 £0.190 £0.273 £0.073 £296.22 £212.87 £56.65 1,561 £565.74 £2,221.54
19 £0.194 £0.284 £0.074 £302.11 £220.27 £57.78 1,553 £580.16 £2,801.70
20 £0.199 £0.295 £0.076 £308.11 £227.94 £58.93 1,546 £594.98 £3,396.68
Total £5,144.39 £3,358.37 £983.91 32,432 £9,486.68 £3,396.68

4kW solar PV system (16 panels)

FIT Year FIT Tariff Elec Per Unit Export Tariff FIT Revenue Elec Saved Export Revenue kWh Generated Total Revenue Payback Balance
1 £0.125 £0.140 £0.048 £423.98 £238.00 £81.09  3,400 £743.07 -£5,346.93
2 £0.128 £0.146 £0.049 £432.41 £246.28 £82.70  3,383 £761.39 -£4,585.54
3 £0.131 £0.151 £0.050 £441.00 £254.85 £84.35  3,366 £780.20 -£3,805.34
4 £0.134 £0.157 £0.051 £449.77 £263.72 £86.02  3,349 £799.51 -£3,005.83
5 £0.138 £0.164 £0.053 £458.70 £272.90 £87.73  3,333 £819.34 -£2,186.50
6 £0.141 £0.170 £0.054 £467.82 £282.40 £89.48  3,316 £839.69 -£1,346.80
7 £0.145 £0.177 £0.055 £477.12 £292.22 £91.25  3,299 £860.60 -£486.21
8 £0.148 £0.184 £0.057 £486.60 £302.39 £93.07  3,283 £882.06 £395.86
9 £0.152 £0.192 £0.058 £496.27 £312.92 £94.92  3,266 £904.11 £1,299.96
10 £0.156 £0.199 £0.060 £506.14 £323.81 £96.80  3,250 £926.75 £2,226.71
11 £0.160 £0.207 £0.061 £516.20 £335.07 £98.73  3,234 £950.00 £3,176.71
12 £0.164 £0.216 £0.063 £526.46 £346.73 £100.69  3,218 £973.88 £4,150.59
13 £0.168 £0.224 £0.064 £536.92 £358.80 £102.69  3,202 £998.41 £5,149.00
14 £0.172 £0.233 £0.066 £547.59 £371.29 £104.73  3,186 £1,023.61 £6,172.61
15 £0.176 £0.242 £0.067 £558.47 £384.21 £106.81  3,170 £1,049.50 £7,222.10
16 £0.181 £0.252 £0.069 £569.57 £397.58 £108.94  3,154 £1,076.09 £8,298.19
17 £0.185 £0.262 £0.071 £580.89 £411.41 £111.10  3,138 £1,103,41 £9,401.60
18 £0.190 £0.273 £0.073 £592.44 £425.73 £113.31  3,122 £1,131.48 £10,533.08
19 £0.194 £0.284 £0.074 £604.21 £440.55 £115.56  3,107 £1,160.321 £11,693.40
20 £0.199 £0.295 £0.076 £616.22 £455.88 £117.86  3,091 £1,189.96 £12,883.36
Total £10,288.79 £6,716.75 £1,967.82 £ 64,865 £18,973.36 £12,883.36

10kW solar PV system (40 panels)

FIT Year FIT Tariff Elec Per Unit Export Tariff FIT Revenue Elec Saved Export Revenue kWh Generated Total Revenue Payback Balance
1 £0.125 £0.140 £0.048 £1,059.95 £595.00 £202.73 8,500 £1,857.68 -£4,232.33
2 £0.128 £0.146 £0.049 £1,081.02 £615.71 £206.75  8,458 £1,903.48 -£2,328.85
3 £0.131 £0.151 £0.050 £1,102.50 £637.13 £210.86  8,415 £1,950.50 -£378.35
4 £0.134 £0.157 £0.051 £1,124.41 £659.30 £215.05  8,373 £1,998.77 -£1,620.42
5 £0.138 £0.164 £0.053 £1,146.76 £682.25 £219.33  8,331 £2,048.34 -£3,668.76
6 £0.141 £0.170 £0.054 £1,169.55 £705.99 £223.69  8,290 £2,099.23 -£5,767.99
7 £0.145 £0.177 £0.055 £1,192.80 £730.56 £228.13  8,248 £2,151.49 -£7,919.48
8 £0.148 £0.184 £0.057 £1,216.51 £755.98 £232.67  8,207 £2,205.16 £10,124.64
9 £0.152 £0.192 £0.058 £1,240.68 £782.29 £237.29  8,166 £2,260.27 £12,384.91
10 £0.156 £0.199 £0.060 £1,265.34 £809.51 £242.01  8,125 £2,316.86 £14,701.77
11 £0.160 £0.207 £0.061 £1,290.49 £837.69 £246.82  8,084 £2,374.99 £17,076.77
12 £0.164 £0.216 £0.063 £1,316.14 £866.84 £251.72  8,044 £2,434.70 £19,511.47
13 £0.168 £0.224 £0.064 £1,342.30 £897.00 £256.73  8,004 £2,496.03 £22,007.49
14 £0.172 £0.233 £0.066 £1,368.98 £928.22 £261.83  7,964 £2,559.02 £24,566.52
15 £0.176 £0.242 £0.067 £1,396.18 £960.52 £267.03  7,924 £2,623.74 £27,190.25
16 £0.181 £0.252 £0.069 £1,423.93 £993.95 £272.34  7,884 £2,690.22 £29,880.47
17 £0.185 £0.262 £0.071 £1,452.23 £1,028.54 £277.75  7,845 £2,758.52 £32,639.00
18 £0.190 £0.273 £0.073 £1,481.10 £1,064.33 £283.27  7,806 £2,828.70 £35,467.70
19 £0.194 £0.284 £0.074 £1,510.53 £1,101.37 £288.90  7,767 £2,900.81 £38,368.50
20 £0.199 £0.295 £0.076 £1,540.56 £1,139.70 £294.65  7,728 £2,974.90 £41,343.40
Total £25,721.97 £16,791.87 £4,919.56 162,162 £47,433.40 £41,343.40
50kW solar PV system *based on estimated energy yield of 850 kWh, an annual energy performance of 1,700 kWh and no shading.

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