{"cities":[{"battery":{"kwh":10,"payback_years":16.9,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/stockholm.json","generated_on":"2026-11-10","kwh_per_kwp_south":950,"lat":59.3293,"lng":18.0686,"name":"Stockholm","page":{"en":"https://numsolar.com/en/info/solar-panels-in-stockholm","sv":"https://numsolar.com/sv/info/solceller-i-stockholm"},"reference_20_panels":{"kwp":8.4,"net_25_kr":104455,"payback_years":14.0,"savings_kr":9456},"slug":"stockholm","summary":"Stockholm: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 12702 kr a year and pay back in 13.9 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 12.2–27.9 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":141623,"panels":30,"payback_years":13.9,"price_kr":175927,"savings_kr":12702,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":14.8,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/goteborg.json","generated_on":"2026-11-10","kwh_per_kwp_south":937,"lat":57.7089,"lng":11.9746,"name":"Göteborg","page":{"en":"https://numsolar.com/en/info/solar-panels-in-goteborg","sv":"https://numsolar.com/sv/info/solceller-i-goteborg"},"reference_20_panels":{"kwp":8.4,"net_25_kr":105030,"payback_years":13.9,"savings_kr":9479},"slug":"goteborg","summary":"Göteborg: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 12778 kr a year and pay back in 13.8 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 11.5–27.1 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":143523,"panels":30,"payback_years":13.8,"price_kr":175927,"savings_kr":12778,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":11.6,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/malmo.json","generated_on":"2026-11-10","kwh_per_kwp_south":1035,"lat":55.605,"lng":13.0038,"name":"Malmö","page":{"en":"https://numsolar.com/en/info/solar-panels-in-malmo","sv":"https://numsolar.com/sv/info/solceller-i-malmo"},"reference_20_panels":{"kwp":8.4,"net_25_kr":172180,"payback_years":10.8,"savings_kr":12165},"slug":"malmo","summary":"Malmö: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 16480 kr a year and pay back in 10.7 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 9.5–21.3 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":236073,"panels":30,"payback_years":10.7,"price_kr":175927,"savings_kr":16480,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE4"},{"battery":{"kwh":10,"payback_years":16.0,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/uppsala.json","generated_on":"2026-11-10","kwh_per_kwp_south":928,"lat":59.8586,"lng":17.6389,"name":"Uppsala","page":{"en":"https://numsolar.com/en/info/solar-panels-in-uppsala","sv":"https://numsolar.com/sv/info/solceller-i-uppsala"},"reference_20_panels":{"kwp":8.4,"net_25_kr":122680,"payback_years":13.0,"savings_kr":10185},"slug":"uppsala","summary":"Uppsala: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 13505 kr a year and pay back in 13.0 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 11.3–25.6 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":161698,"panels":30,"payback_years":13.0,"price_kr":175927,"savings_kr":13505,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":17.5,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/linkoping.json","generated_on":"2026-11-10","kwh_per_kwp_south":945,"lat":58.4108,"lng":15.6214,"name":"Linköping","page":{"en":"https://numsolar.com/en/info/solar-panels-in-linkoping","sv":"https://numsolar.com/sv/info/solceller-i-linkoping"},"reference_20_panels":{"kwp":8.4,"net_25_kr":92605,"payback_years":14.7,"savings_kr":8982},"slug":"linkoping","summary":"Linköping: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 12164 kr a year and pay back in 14.5 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 12.8–29.2 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":128173,"panels":30,"payback_years":14.5,"price_kr":175927,"savings_kr":12164,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":15.5,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/vasteras.json","generated_on":"2026-11-10","kwh_per_kwp_south":926,"lat":59.6099,"lng":16.5448,"name":"Västerås","page":{"en":"https://numsolar.com/en/info/solar-panels-in-vasteras","sv":"https://numsolar.com/sv/info/solceller-i-vasteras"},"reference_20_panels":{"kwp":8.4,"net_25_kr":134155,"payback_years":12.4,"savings_kr":10644},"slug":"vasteras","summary":"Västerås: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 14057 kr a year and pay back in 12.5 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 10.7–24.5 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":175498,"panels":30,"payback_years":12.5,"price_kr":175927,"savings_kr":14057,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":16.4,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/orebro.json","generated_on":"2026-11-10","kwh_per_kwp_south":933,"lat":59.2741,"lng":15.2066,"name":"Örebro","page":{"en":"https://numsolar.com/en/info/solar-panels-in-orebro","sv":"https://numsolar.com/sv/info/solceller-i-orebro"},"reference_20_panels":{"kwp":8.4,"net_25_kr":113230,"payback_years":13.5,"savings_kr":9807},"slug":"orebro","summary":"Örebro: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 13095 kr a year and pay back in 13.4 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 11.7–26.6 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":151448,"panels":30,"payback_years":13.4,"price_kr":175927,"savings_kr":13095,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":12.1,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/helsingborg.json","generated_on":"2026-11-10","kwh_per_kwp_south":953,"lat":56.0465,"lng":12.6945,"name":"Helsingborg","page":{"en":"https://numsolar.com/en/info/solar-panels-in-helsingborg","sv":"https://numsolar.com/sv/info/solceller-i-helsingborg"},"reference_20_panels":{"kwp":8.4,"net_25_kr":132430,"payback_years":12.5,"savings_kr":10575},"slug":"helsingborg","summary":"Helsingborg: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 14497 kr a year and pay back in 12.1 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 10.9–24.2 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":186498,"panels":30,"payback_years":12.1,"price_kr":175927,"savings_kr":14497,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE4"},{"battery":{"kwh":10,"payback_years":16.8,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/jonkoping.json","generated_on":"2026-11-10","kwh_per_kwp_south":910,"lat":57.7826,"lng":14.1618,"name":"Jönköping","page":{"en":"https://numsolar.com/en/info/solar-panels-in-jonkoping","sv":"https://numsolar.com/sv/info/solceller-i-jonkoping"},"reference_20_panels":{"kwp":8.4,"net_25_kr":104580,"payback_years":13.9,"savings_kr":9461},"slug":"jonkoping","summary":"Jönköping: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 12700 kr a year and pay back in 13.9 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 12.1–27.2 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":141573,"panels":30,"payback_years":13.9,"price_kr":175927,"savings_kr":12700,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":16.3,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/norrkoping.json","generated_on":"2026-11-10","kwh_per_kwp_south":948,"lat":58.5877,"lng":16.1924,"name":"Norrköping","page":{"en":"https://numsolar.com/en/info/solar-panels-in-norrkoping","sv":"https://numsolar.com/sv/info/solceller-i-norrkoping"},"reference_20_panels":{"kwp":8.4,"net_25_kr":118630,"payback_years":13.2,"savings_kr":10023},"slug":"norrkoping","summary":"Norrköping: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 13395 kr a year and pay back in 13.1 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 11.5–26.2 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":158948,"panels":30,"payback_years":13.1,"price_kr":175927,"savings_kr":13395,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":42.3,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/umea.json","generated_on":"2026-11-10","kwh_per_kwp_south":881,"lat":63.8258,"lng":20.263,"name":"Umeå","page":{"en":"https://numsolar.com/en/info/solar-panels-in-umea","sv":"https://numsolar.com/sv/info/solceller-i-umea"},"reference_20_panels":{"kwp":8.4,"net_25_kr":25880,"payback_years":20.9,"savings_kr":6313},"slug":"umea","summary":"Umeå: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 8364 kr a year and pay back in 21.0 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 18.1–42.7 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":33173,"panels":30,"payback_years":21.0,"price_kr":175927,"savings_kr":8364,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE2"},{"battery":{"kwh":10,"payback_years":12.0,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/lund.json","generated_on":"2026-11-10","kwh_per_kwp_south":998,"lat":55.7047,"lng":13.191,"name":"Lund","page":{"en":"https://numsolar.com/en/info/solar-panels-in-lund","sv":"https://numsolar.com/sv/info/solceller-i-lund"},"reference_20_panels":{"kwp":8.4,"net_25_kr":144755,"payback_years":11.9,"savings_kr":11068},"slug":"lund","summary":"Lund: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 15131 kr a year and pay back in 11.6 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 10.4–23.2 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":202348,"panels":30,"payback_years":11.6,"price_kr":175927,"savings_kr":15131,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE4"},{"battery":{"kwh":10,"payback_years":17.7,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/boras.json","generated_on":"2026-11-10","kwh_per_kwp_south":880,"lat":57.721,"lng":12.9401,"name":"Borås","page":{"en":"https://numsolar.com/en/info/solar-panels-in-boras","sv":"https://numsolar.com/sv/info/solceller-i-boras"},"reference_20_panels":{"kwp":8.4,"net_25_kr":82505,"payback_years":15.4,"savings_kr":8578},"slug":"boras","summary":"Borås: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 11644 kr a year and pay back in 15.1 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 13.5–29.7 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":115173,"panels":30,"payback_years":15.1,"price_kr":175927,"savings_kr":11644,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":16.7,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/eskilstuna.json","generated_on":"2026-11-10","kwh_per_kwp_south":924,"lat":59.3666,"lng":16.5077,"name":"Eskilstuna","page":{"en":"https://numsolar.com/en/info/solar-panels-in-eskilstuna","sv":"https://numsolar.com/sv/info/solceller-i-eskilstuna"},"reference_20_panels":{"kwp":8.4,"net_25_kr":104805,"payback_years":13.9,"savings_kr":9470},"slug":"eskilstuna","summary":"Eskilstuna: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 12696 kr a year and pay back in 13.9 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 12.1–27.8 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":141473,"panels":30,"payback_years":13.9,"price_kr":175927,"savings_kr":12696,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":12.4,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/halmstad.json","generated_on":"2026-11-10","kwh_per_kwp_south":934,"lat":56.6745,"lng":12.8578,"name":"Halmstad","page":{"en":"https://numsolar.com/en/info/solar-panels-in-halmstad","sv":"https://numsolar.com/sv/info/solceller-i-halmstad"},"reference_20_panels":{"kwp":8.4,"net_25_kr":117455,"payback_years":13.2,"savings_kr":9976},"slug":"halmstad","summary":"Halmstad: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 13744 kr a year and pay back in 12.8 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 11.6–25.7 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":167673,"panels":30,"payback_years":12.8,"price_kr":175927,"savings_kr":13744,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE4"},{"battery":{"kwh":10,"payback_years":17.7,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/gavle.json","generated_on":"2026-11-10","kwh_per_kwp_south":914,"lat":60.6749,"lng":17.1413,"name":"Gävle","page":{"en":"https://numsolar.com/en/info/solar-panels-in-gavle","sv":"https://numsolar.com/sv/info/solceller-i-gavle"},"reference_20_panels":{"kwp":8.4,"net_25_kr":83205,"payback_years":15.3,"savings_kr":8606},"slug":"gavle","summary":"Gävle: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 11633 kr a year and pay back in 15.1 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 13.4–31.0 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":114898,"panels":30,"payback_years":15.1,"price_kr":175927,"savings_kr":11633,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":15.2,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/karlstad.json","generated_on":"2026-11-10","kwh_per_kwp_south":948,"lat":59.3793,"lng":13.5036,"name":"Karlstad","page":{"en":"https://numsolar.com/en/info/solar-panels-in-karlstad","sv":"https://numsolar.com/sv/info/solceller-i-karlstad"},"reference_20_panels":{"kwp":8.4,"net_25_kr":86280,"payback_years":15.1,"savings_kr":8729},"slug":"karlstad","summary":"Karlstad: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 11835 kr a year and pay back in 14.9 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 12.4–30.1 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":119948,"panels":30,"payback_years":14.9,"price_kr":175927,"savings_kr":11835,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE3"},{"battery":{"kwh":10,"payback_years":37.1,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/sundsvall.json","generated_on":"2026-11-10","kwh_per_kwp_south":891,"lat":62.3908,"lng":17.3069,"name":"Sundsvall","page":{"en":"https://numsolar.com/en/info/solar-panels-in-sundsvall","sv":"https://numsolar.com/sv/info/solceller-i-sundsvall"},"reference_20_panels":{"kwp":8.4,"net_25_kr":51255,"payback_years":18.0,"savings_kr":7328},"slug":"sundsvall","summary":"Sundsvall: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 9616 kr a year and pay back in 18.3 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 15.5–37.0 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":64473,"panels":30,"payback_years":18.3,"price_kr":175927,"savings_kr":9616,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE2"},{"battery":{"kwh":10,"payback_years":11.8,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/vaxjo.json","generated_on":"2026-11-10","kwh_per_kwp_south":921,"lat":56.8777,"lng":14.8091,"name":"Växjö","page":{"en":"https://numsolar.com/en/info/solar-panels-in-vaxjo","sv":"https://numsolar.com/sv/info/solceller-i-vaxjo"},"reference_20_panels":{"kwp":8.4,"net_25_kr":145305,"payback_years":11.9,"savings_kr":11090},"slug":"vaxjo","summary":"Växjö: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 15005 kr a year and pay back in 11.7 years (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 10.4–22.7 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":199198,"panels":30,"payback_years":11.7,"price_kr":175927,"savings_kr":15005,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE4"},{"battery":{"kwh":10,"payback_years":48.6,"pays_off_within_warranty":false,"warranty_years":10},"data":"https://numsolar.com/data/city-solar/lulea.json","generated_on":"2026-11-10","kwh_per_kwp_south":895,"lat":65.5848,"lng":22.1547,"name":"Luleå","page":{"en":"https://numsolar.com/en/info/solar-panels-in-lulea","sv":"https://numsolar.com/sv/info/solceller-i-lulea"},"reference_20_panels":{"kwp":8.4,"net_25_kr":-5670,"payback_years":26.1,"savings_kr":5051},"slug":"lulea","summary":"Luleå: on a south roof (27°), 30 panels (12.6 kW) cost 175927 kr after the grön teknik deduction (205883 kr incl. VAT, example prices), save 6817 kr a year and do not pay off at these example prices: the payback is 25.8 years and the net over 25 years is -5502 kr (house using 20 000 kWh a year, someone home in the day, no car). Payback without a battery ranges 22.9–52.1 years over all roof directions, sizes and uses; a 10 kWh battery adds savings but rarely pays back within its 10-year warranty.","top_pick":{"kwp":12.6,"net_25_kr":-5502,"panels":30,"payback_years":25.8,"price_kr":175927,"savings_kr":6817,"scenario":"S-30-b0-nocar-20-home"},"zone":"SE1"}],"creator":"Numsolar","default_situation":{"car":false,"consumption":20000,"dir":"S","max_panels":30,"pattern":"home"},"generated_on":"2026-11-10","hub":{"en":"https://numsolar.com/en/info/solar-panels-in-swedens-largest-cities","sv":"https://numsolar.com/sv/info/solceller-i-svenska-storsta-stader"},"license":"https://creativecommons.org/licenses/by/4.0/","name":"Solar panels in Sweden's largest cities: one row per city"}