Solar & batteries: 14 companies
Ranked by grade, best first. How we rank How grades are decided
Ranked by grade, best first. How we rank
Good first, then On Track, then the two poor grades. Within a grade, stronger evidence, fewer problems and lower-risk countries come first, and stars move Good companies up. How grades are decided
14 brands rated so far in Solar & batteries. The solar panel, home battery and inverter brands most often installed in Australia. Read the Solar & batteries guide for what goes wrong in the industry and what earns each grade. Missing one? Ask us to research it.
Grade
Any grade 141FroniusUntraced battery metals · Solar & batteriesInverters and home batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified2Enphase EnergyUntraced battery metals · Solar & batteriesMicroinverters and home batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified3Tesla PowerwallNo living wage evidence · Solar & batteriesHome batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified4SolarEdgeNo living wage evidence · Solar & batteriesInverters, optimisers and batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified5Canadian SolarForced labour link, last recorded in 2022 · Solar & batteriesSolar panels and battery storagePublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified6GoodWeUntraced battery metals · Solar & batteriesSolar inverters and home batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified7Hanwha Q CellsForced labour link, last recorded in 2023 · Solar & batteriesSolar panels and home batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified8JinkoSolarForced labour link, last recorded in 2023 · Solar & batteriesSolar panelsPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified9SigenergyUntraced battery metals · Solar & batteriesHome batteries and hybrid invertersPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified10SungrowUntraced battery metals · Solar & batteriesSolar inverters and batteriesPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified11AIKOUntraced silicon · Solar & batteriesBack-contact solar panelsPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified12LONGiForced labour link, last recorded in 2025 · Solar & batteriesSolar panelsPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified13Trina SolarNo living wage evidence · Solar & batteriesSolar panels and solar trackersPublishes some details, but doesn't show its workers are paid and treated fairly.Lacks transparencyPartly verified14JA SolarForced labour link, last recorded in 2025 · Solar & batteriesSolar panelsHas recent confirmed harm to workers that it hasn't put right.Harm on recordPartly verified
- Good and goes above and beyond (3 to 6 stars)
- Best available: the strongest in a category with no Good brand yet
- Est. = estimated, nothing found about the company itself
- * = self-reported