Solar panel cost in Aberdeenshire (AB44)

See realistic solar installation costs, savings and payback for AB44 (Aberdeenshire) in under a minute using official UK data. Start with the calculator, then get a no-obligation quote from an MCS-certified installer. You can also ask the SolarByPostcode assistant to sanity-check your roof, bills and plans.

Solar Calculator

Change the settings below to see how costs and savings work for your situation.

System Size

Roof Direction

Battery Storage

Export Value

Your Numbers

Break-even
15.6 years
After this, it's pure profit
Upfront Cost
£10,173
What you pay to get started
Annual Benefit
£654
What you save every year
Profit Over 25 Years
£6,180
After paying itself off, you're this much ahead

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How we calculate this

Solar generation: Based on typical south-facing roof at 35° angle. We account for weather, dirt, and system losses (14%).

How much you'll use directly:

  • Without battery: You'll use about 40% of what you generate. The rest gets sold back to the grid.
  • With 5 kWh battery: You'll use about 70% (battery stores extra for evening use).
  • With 10 kWh battery: You'll use about 75% (more storage means less exported).
  • Panel-only payback: Bigger systems don’t shorten payback—cost and savings rise together per kW.
  • Battery & payback: Batteries raise self-use and cut bills, but added hardware cost often lengthens break-even at typical UK rates.
  • When a battery can still make sense:
    • Evening-heavy usage patterns
    • Time-of-use tariffs / cheap night rates
    • Low export rate vs. high unit rate
    • Heat pump or EV charging synergy
    • Optional backup/resilience (system-dependent)
    • Lower evening-hour CO₂ vs. grid

Costs: Battery prices are typically £700 per kWh. Export tariffs vary by supplier (usually 5–15p per kWh).

Grid connection: Systems up to about 3.7 kW typically need just a notification (G98). Larger systems may need permission (G99).

These are typical values based on average usage patterns. Your actual results will vary based on your roof, shading, and how you use electricity.

Your area in context

Read the full story

A typical roof here lands around 5.0 kW, with most eligible homes comfortably fitting within 3–6 kW. Each kilowatt of panels produces roughly 852 kWh per year on a south-facing roof. We value self-used electricity at 23.4p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
23.4p/kWh
Standing charge
58.3p/day
Sunshine yield (south)
852 kWh/kW
Export price (baseline)
10p/kWh

Browse the scenarios below. Each battery size has its own expand — open the one that matches your plan (or just explore). For each system size (2–8 kW) we show annual output, how much you use directly, what gets exported, annual benefit, upfront cost, break-even, and a 20-year net. Negative numbers are possible — that’s the honest trade-off when adding more battery than your usage profile justifies.

No battery 5 kW example → Annual benefit: £654, Upfront: £10,173, Break-even: 15.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 681 kWh 1022 kWh £159 £102 £262 £4,069 15.6 yrs £1,164
3 kW 2555 kWh 1022 kWh 1533 kWh £239 £153 £392 £6,104 15.6 yrs £1,746
4 kW 3407 kWh 1363 kWh 2044 kWh £319 £204 £523 £8,138 15.6 yrs £2,328
5 kW 4259 kWh 1703 kWh 2555 kWh £399 £256 £654 £10,173 15.6 yrs £2,910
6 kW 5110 kWh 2044 kWh 3066 kWh £478 £307 £785 £12,207 15.6 yrs £3,492
7 kW 5962 kWh 2385 kWh 3577 kWh £558 £358 £916 £14,242 15.6 yrs £4,074
8 kW 6814 kWh 2725 kWh 4088 kWh £638 £409 £1,047 £16,276 15.6 yrs £4,656

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

3 kWh battery 5 kW example → Annual benefit: £768, Upfront: £12,273, Break-even: 16.0 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 1022 kWh 681 kWh £239 £68 £307 £6,169 20.1 yrs £-23
3 kW 2555 kWh 1533 kWh 1022 kWh £359 £102 £461 £8,204 17.8 yrs £1,015
4 kW 3407 kWh 2044 kWh 1363 kWh £478 £136 £615 £10,238 16.7 yrs £2,054
5 kW 4259 kWh 2555 kWh 1703 kWh £598 £170 £768 £12,273 16.0 yrs £3,092
6 kW 5110 kWh 3066 kWh 2044 kWh £717 £204 £922 £14,307 15.5 yrs £4,131
7 kW 5962 kWh 3577 kWh 2385 kWh £837 £238 £1,076 £16,342 15.2 yrs £5,169
8 kW 6814 kWh 4088 kWh 2725 kWh £957 £273 £1,229 £18,376 14.9 yrs £6,208

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

5 kWh battery 5 kW example → Annual benefit: £825, Upfront: £13,673, Break-even: 16.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 1192 kWh 511 kWh £279 £51 £330 £7,569 22.9 yrs £-967
3 kW 2555 kWh 1789 kWh 767 kWh £419 £77 £495 £9,604 19.4 yrs £300
4 kW 3407 kWh 2385 kWh 1022 kWh £558 £102 £660 £11,638 17.6 yrs £1,567
5 kW 4259 kWh 2981 kWh 1278 kWh £698 £128 £825 £13,673 16.6 yrs £2,834
6 kW 5110 kWh 3577 kWh 1533 kWh £837 £153 £990 £15,707 15.9 yrs £4,100
7 kW 5962 kWh 4173 kWh 1789 kWh £977 £179 £1,155 £17,742 15.4 yrs £5,367
8 kW 6814 kWh 4770 kWh 2044 kWh £1,116 £204 £1,320 £19,776 15.0 yrs £6,634

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

7.5 kWh battery 5 kW example → Annual benefit: £842, Upfront: £15,423, Break-even: 18.3 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 1243 kWh 460 kWh £291 £46 £337 £9,319 27.7 yrs £-2,580
3 kW 2555 kWh 1865 kWh 690 kWh £436 £69 £505 £11,354 22.5 yrs £-1,244
4 kW 3407 kWh 2487 kWh 920 kWh £582 £92 £674 £13,388 19.9 yrs £91
5 kW 4259 kWh 3109 kWh 1150 kWh £727 £115 £842 £15,423 18.3 yrs £1,426
6 kW 5110 kWh 3730 kWh 1380 kWh £873 £138 £1,011 £17,457 17.3 yrs £2,761
7 kW 5962 kWh 4352 kWh 1610 kWh £1,018 £161 £1,179 £19,492 16.5 yrs £4,096
8 kW 6814 kWh 4974 kWh 1840 kWh £1,164 £184 £1,348 £21,526 16.0 yrs £5,432

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

10 kWh battery 5 kW example → Annual benefit: £854, Upfront: £17,173, Break-even: 20.1 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 1278 kWh 426 kWh £299 £43 £342 £11,069 32.4 yrs £-4,238
3 kW 2555 kWh 1916 kWh 639 kWh £448 £64 £512 £13,104 25.6 yrs £-2,857
4 kW 3407 kWh 2555 kWh 852 kWh £598 £85 £683 £15,138 22.2 yrs £-1,477
5 kW 4259 kWh 3194 kWh 1065 kWh £747 £106 £854 £17,173 20.1 yrs £-96
6 kW 5110 kWh 3833 kWh 1278 kWh £897 £128 £1,025 £19,207 18.7 yrs £1,285
7 kW 5962 kWh 4471 kWh 1490 kWh £1,046 £149 £1,195 £21,242 17.8 yrs £2,666
8 kW 6814 kWh 5110 kWh 1703 kWh £1,196 £170 £1,366 £23,276 17.0 yrs £4,047

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

13.5 kWh battery 5 kW example → Annual benefit: £865, Upfront: £19,623, Break-even: 22.7 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1703 kWh 1312 kWh 392 kWh £307 £39 £346 £13,519 39.1 yrs £-6,597
3 kW 2555 kWh 1967 kWh 588 kWh £460 £59 £519 £15,554 30.0 yrs £-5,171
4 kW 3407 kWh 2623 kWh 784 kWh £614 £78 £692 £17,588 25.4 yrs £-3,744
5 kW 4259 kWh 3279 kWh 979 kWh £767 £98 £865 £19,623 22.7 yrs £-2,318
6 kW 5110 kWh 3935 kWh 1175 kWh £921 £118 £1,038 £21,657 20.9 yrs £-891
7 kW 5962 kWh 4591 kWh 1371 kWh £1,074 £137 £1,211 £23,692 19.6 yrs £535
8 kW 6814 kWh 5247 kWh 1567 kWh £1,228 £157 £1,384 £25,726 18.6 yrs £1,962

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

Figures are illustrative and use the same method as the calculator above. For exact results, adjust your roof direction, tariff, and usage in the calculator.

Seasonal solar output in AB44

Monthly generation per kilowatt of solar panels

kWh 23 Jan 40 Feb 72 Mar 104 Apr 120 May 112 Jun 111 Jul 99 Aug 77 Sep 51 Oct 28 Nov 15 Dec
Best month Worst month Winter (Dec–Feb) Other months

Winter output: 36.7% of an average month (Dec–Feb)

Best / worst month: May / Dec

These figures show output per kilowatt (kW) of panels installed. In winter, a 1 kW system here produces about 26 kWh per month; the average month produces around 71 kWh. So a typical 4 kW home system would generate roughly 104 kWh in winter, or 284 kWh in an average month.

Your Area at a Glance

Your Electricity Rate
23.40p/kWh
Daily Fixed Charge
58.28p/day
Local Sunshine
852kWh/kW
A 1 kW system generates ~852 kWh per year. A typical home uses ~2,700 kWh per year.
Typical System Size
5.0kW
For houses & bungalows in this area

Local Property Data

Property Types

No EPC data available for this outcode

Coverage

Aberdeenshire (100%)

Areas Covered

Troup, Banff and District

Data Sources & Assumptions

Solar yield: PVGIS (EU Joint Research Centre), January 2025 data

Electricity rates: Ofgem price cap, Q1 2026

Installation costs: MCS certified installer data, March 2025

Property data: EPC open data (Open Government Licence), aggregated

All estimates are typical values. Actual results vary based on your specific situation, roof characteristics, and usage patterns.