JA Solar vs TCL - solar panel manufacturer comparison
JA Solar has the broader catalog (504 vs 0 models). JA Solar leans bifacial (47% of lineup).
Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.
The two companies
JA Solar is a global leader in the manufacturing of high-performance photovoltaic products. Founded in 2005, the company designs, develops, manufactures, and sells solar cells and modules. JA Solar's products are used in ground-mounted power plants, commercial & industrial rooftop PV systems, and residential rooftop...
- Founded
- 2005
- Headquarters
- Beijing, China
- Annual capacity
- 100+ GW/year
- Employees
- 37,289
- Listed
- SZSE: 002459
- Tier 1 bankable
- Yes
Catalogue against catalogue
An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.
What each of them builds
JA Solar skews to higher efficiency: 15% of lineup is 23%+
JA Solar offers more 600W+ panels (14% of lineup)
Dominant cell tech: <strong>PERC</strong> (49%)
The flagships
Written summary
JA Solar and TCL are both Chinese solar manufacturers, but they occupy very different positions in terms of scale and institutional standing. JA Solar, founded in 2005 and listed on the Shenzhen Stock Exchange, reports manufacturing capacity exceeding 100 GW and a workforce of roughly 37,000; it holds long-standing Tier 1 bankable status and an AAA rating in PV ModuleTech's bankability rankings, and was ranked the top global module manufacturer by Wood Mackenzie for the first half of 2025. TCL, a conglomerate founded in 1981 better known for consumer electronics, entered solar more recently; its panel division had not historically been classified as Tier 1 bankable, though it achieved BNEF Tier 1 status in Q3 2025 - a meaningful step forward that narrows the institutional gap between the two companies.
The two lineups differ sharply in character. JA Solar's 524-panel portfolio averages 441 Wp and 20.9% efficiency, peaking at 740 Wp and 24.4%, with PERC as the dominant cell technology across roughly 52% of models, bifacial panels accounting for about 44% of offerings, and an average product warranty of 27.9 years. That breadth suits utility-scale ground mounts, commercial rooftops, and cost-sensitive residential buyers alike. TCL's catalog is far more concentrated - just 12 panels, all built on TOPCon cells and all bifacial - averaging 665 Wp and 22.9% efficiency with a top output of 725 Wp and 23.3%. Its temperature coefficient of -0.285%/degree C is noticeably better than JA Solar's -0.323%/degree C, and its average warranty extends to 30 years, positioning the lineup squarely at premium utility or large-commercial buyers who prioritize high output per square meter and low thermal losses.
For most buyers, JA Solar is the more practical default: decades of verified bankability, a vast product range, and a global service footprint reduce project risk across virtually every segment. TCL's TOPCon-only lineup is technically compelling for space-constrained installations where efficiency and thermal performance are paramount, and its newly confirmed Tier 1 status removes the main financing barrier. Where both brands fit a project's spec, local support availability and panel pricing should drive the final decision.
Generated by Claude Sonnet · 2026-05-11
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Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.