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Astronergy vs Solar N Plus - solar panel manufacturer comparison

Astronergy
China Founded 2006 Tier 1
Read the Astronergy review
VS
Solar N Plus
Headquarters not published
Read the Solar N Plus review
At a glance

Astronergy has the broader catalog (150 vs 149 models). Astronergy leads on peak efficiency at 24.80%.

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
150 149
Highest power
735 Wp 720 Wp
Best efficiency
24.8% 23.3%
Average efficiency
22.7% 22.0%
Bifacial share
69% 74%
Average warranty
30 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Astronergy

Astronergy is a global manufacturer and supplier of solar modules, and a subsidiary of Chint Group, one of the world's leading providers of smart energy solutions. The company focuses on the R&D, production, and sales of high-efficiency crystalline silicon PV cells and PV modules. Astronergy has established...

Founded
2006
Headquarters
Hangzhou, China
Annual capacity
76+ GW/year
Employees
12000+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Astronergy Solar N Plus
Catalog & Power
Panel Models 150+1 149
Max Power 735 W+15 W 720 W
Avg Power 540 W+34 W 506 W
Efficiency
Max Efficiency 24.80%+1.50 pp 23.30%
Avg Efficiency 22.71%+0.75 pp 21.96%
Reliability & Warranty
Avg Temp Coefficient -0.293%/°C+0.023 -0.316%/°C
Bifacial Share 104 (69%) 111 (74%)+5 pp
Avg Warranty 29.6 yrs 29.7 yrs+0.1 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

Astronergy skews to higher efficiency: 39% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Astronergy offers more 600W+ panels (40% of lineup)

Astronergy cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (89%)

Solar N Plus cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (56%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Astronergy is a Chinese module manufacturer headquartered in Zhejiang and operating under the Chint Group since 2006, making it one of the earliest private players in China's PV industry. The brand holds Tier 1 status from BloombergNEF, ranking among the top six manufacturers in bankability assessments, and was also included in S&P Global's first Tier 1 Cleantech Companies list. Annual production capacity runs into the tens of gigawatts and cumulative global shipments have surpassed 150 GW, reflecting a mature, large-scale operation. Solar N Plus is a much newer entrant, founded only in 2022 and headquartered in Anhui province, running five production bases in China plus Laos and Indonesia with roughly 20 GW of combined cell and module capacity. On institutional footprint and track record with project financiers, Astronergy holds a clearly stronger position.

Both companies build around n-type TOPCon cells, now the dominant technology segment due to lower degradation and higher efficiency than older p-type designs. Astronergy's ASTRO series spans bifacial and monofacial variants deployed across utility-scale plants, commercial and industrial installations, and residential rooftops, giving it a broad, versatile catalog with established distribution channels in markets including Poland. Solar N Plus develops its own SNP-branded cells and modules on a similar TOPCon platform, oriented mainly toward large-scale projects and export supply contracts, but its retail and installer presence in most Western markets remains limited so far.

For a typical international buyer prioritizing proven bankability, warranty backing, and local service availability, Astronergy is the safer default choice today. Solar N Plus can be a competitive option on price for large bulk orders, but its short operating history and thinner local distribution network mean more due diligence is warranted for a standard buyer.

Generated by Claude Sonnet 5 · 2026-07-26

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 41 Astronergy 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.