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Astronergy vs Hanersun - solar panel manufacturer comparison

Astronergy
China Founded 2006 Tier 1
Read the Astronergy review
VS
Hanersun
China
Read the Hanersun review
At a glance

Hanersun has the broader catalog (254 vs 150 models). Astronergy leans bifacial (69% 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
150 254
Highest power
735 Wp 750 Wp
Best efficiency
24.8% 24.8%
Average efficiency
22.7% 22.2%
Bifacial share
69% 54%
Average warranty
30 yrs 29 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
Hanersun
Headquarters
Nanjing, China
02

Catalogue against catalogue

Averages over every model in the database
Metric Astronergy Hanersun
Catalog & Power
Panel Models 150 254+104
Max Power 735 W 750 W+15 W
Avg Power 540 W 540 W+1 W
Efficiency
Max Efficiency 24.80% 24.80%
Avg Efficiency 22.71%+0.51 pp 22.19%
Reliability & Warranty
Avg Temp Coefficient -0.293%/°C+0.007 -0.300%/°C
Bifacial Share 104 (69%)+16 pp 136 (54%)
Avg Warranty 29.6 yrs+1.0 yr 28.6 yrs

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%)

Hanersun cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (67%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Astronergy is a Chinese module manufacturer founded in 2006 as a subsidiary of Chint Group, headquartered in Hangzhou. It holds Tier 1 status recognized by S&P Global among others, ranks near the top of BloombergNEF's bankability list, and by mid-2025 reported roughly 56 GW of annual production capacity with cumulative shipments exceeding 150 GW. Hanersun is a considerably younger company, founded in 2015 in Nanjing and now active in over 100 countries; it too carries BNEF Tier 1 status and was named a Top Performer in Kiwa PVEL's PV Module Reliability Scorecard, but operates at a much smaller scale, with cumulative shipments estimated at over 16 GW by the end of 2025. On institutional backing and manufacturing scale, Astronergy - supported by a large parent industrial group - has the clearly stronger footprint.

Both brands currently center their lineups on n-type TOPCon cells. Astronergy was an early mover in mass-producing this technology and offers its flagship ASTRO series (N5, N7, N8) in bifacial and monofacial formats, sold across residential, commercial and utility-scale projects in more than 140 countries. Hanersun likewise builds its TOPCon range around the Hitouch series, with modules rated up to roughly 700 W, and has additionally pushed into All Back Contact technology with its Hitouch 5A series, reaching up to 600 W and about 23.2 percent efficiency, aimed mainly at rooftop residential and commercial installations.

For a typical international buyer, Astronergy is the safer default choice given its longer track record, larger production base and stronger parent-company backing, which generally makes project financing easier. Hanersun is not far behind on technical quality and reliability certification, though, and its ABC modules can be an attractive option for rooftop installations where compact high efficiency matters most; for smaller projects the two brands can reasonably be treated as close alternatives.

Generated by Claude Sonnet 5 · 2026-08-16

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 · See 19 Hanersun 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.