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Centro Energy vs JA Solar - solar panel manufacturer comparison

Centro Energy
Headquarters not published
Read the Centro Energy review
VS
JA Solar
China Founded 2005 Tier 1
Read the JA Solar review
At a glance

JA Solar has the broader catalog (504 vs 13 models). JA Solar leads on peak efficiency at 24.80%. 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.

Panel models
13 504
Highest power
670 Wp 740 Wp
Best efficiency
21.6% 24.8%
Average efficiency
20.8% 21.1%
Bifacial share
0% 47%
Average warranty
27 yrs 28 yrs
01

The two companies

Company facts, not datasheet figures
Centro Energy
JA Solar

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
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Centro Energy JA Solar
Catalog & Power
Panel Models 13 504+491
Max Power 670 W 740 W+70 W
Avg Power 498 W+42 W 456 W
Efficiency
Max Efficiency 21.57% 24.80%+3.23 pp
Avg Efficiency 20.80% 21.13%+0.33 pp
Reliability & Warranty
Avg Temp Coefficient -0.404%/°C -0.322%/°C+0.082
Bifacial Share 0 (0%) 238 (47%)+47 pp
Avg Warranty 26.9 yrs 27.9 yrs+1.0 yr

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.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band

JA Solar skews to higher efficiency: 15% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Centro Energy offers more 600W+ panels (38% of lineup)

Centro Energy cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (100%)

JA Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (49%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

JA Solar and Centro Energy occupy fundamentally different positions in the global solar manufacturing landscape. JA Solar was founded in 2005 in China and has grown into one of the world's largest PV manufacturers, with over 37,000 employees, a production capacity exceeding 100 GW, and a commercial footprint spanning more than 135 countries. It is publicly listed on the Shenzhen Stock Exchange and holds a consistent Bloomberg Tier 1 bankable rating, which gives financiers and project developers confidence in the company's long-term viability. Centro Energy, by contrast, is a substantially smaller producer without Tier 1 status, offering a narrow portfolio of just 13 panel models built entirely on PERC technology and with no bifacial modules available. Its manufacturing capacity is estimated at around 300-500 MW combined across China and Vietnam, a fraction of JA Solar's scale.

On the technology side, JA Solar leads on almost every measurable dimension. Its maximum panel efficiency reaches 24.4% versus 21.57% for Centro Energy, and its average temperature coefficient of -0.32%/°C per degree Celsius compares favorably to Centro Energy's -0.40%/°C, meaning JA Solar modules lose less output on hot days. Roughly 44% of JA Solar's portfolio consists of bifacial modules - covering both PERC and advanced N-type TOPCon cells - making it well suited for ground-mount utility-scale projects, commercial C&I rooftops, and residential installs alike. JA Solar has earned PVEL Top Performer status ten times and ranked second on SolarReviews' best solar brands list for 2025. Centro Energy's narrower, all-PERC lineup can serve smaller residential rooftop installations where bankability requirements are absent and procurement choices are driven primarily by price and local availability.

For international buyers - whether developers seeking project finance, EPC contractors managing large portfolios, or distributors serving mixed residential and commercial demand - JA Solar is the clear choice. Its Tier 1 status, vast product range, superior temperature performance, and proven reliability record make it lower-risk across virtually all project types. Centro Energy may be a viable fallback in cost-sensitive or supply-constrained contexts, but its lack of bankable status and the absence of bifacial or TOPCon options limit its applicability in competitive tender environments.

Generated by Claude Sonnet · 2026-05-13

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 386 JA Solar offers

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.