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DMEGC vs Techwise Solar - solar panel manufacturer comparison

DMEGC
China Founded 1980 Tier 1
Read the DMEGC review
VS
Techwise Solar
Headquarters not published
Read the Techwise Solar review
At a glance

Techwise Solar has the broader catalog (164 vs 150 models). Techwise Solar leads on peak efficiency at 23.80%. DMEGC leans bifacial (73% 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
150 164
Highest power
720 Wp 720 Wp
Best efficiency
23.5% 23.8%
Average efficiency
21.4% 21.9%
Bifacial share
73% 49%
Average warranty
30 yrs 27 yrs
01

The two companies

Company facts, not datasheet figures
DMEGC

DMEGC Solar, founded in 1980, is a global provider of renewable energy solutions, specializing in high-efficiency solar panels for residential, commercial, and utility-scale projects. The company has six manufacturing bases and is known for its integrated supply chain, from wafers to modules. DMEGC Solar is committed...

Founded
1980
Headquarters
Dongyang, Zhejiang Province, China
Annual capacity
21 GW/year
Employees
18,831
Tier 1 bankable
Yes
Techwise Solar
02

Catalogue against catalogue

Averages over every model in the database
Metric DMEGC Techwise Solar
Catalog & Power
Panel Models 150 164+14
Max Power 720 W 720 W
Avg Power 476 W 530 W+54 W
Efficiency
Max Efficiency 23.50% 23.80%+0.30 pp
Avg Efficiency 21.39% 21.88%+0.50 pp
Reliability & Warranty
Avg Temp Coefficient -0.291%/°C+0.026 -0.317%/°C
Bifacial Share 109 (73%)+23 pp 81 (49%)
Avg Warranty 30.0 yrs+2.7 yr 27.3 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

DMEGC skews to higher efficiency: 21% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Techwise Solar offers more 600W+ panels (27% of lineup)

DMEGC cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (73%)

Techwise Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>TOPCon</strong> (70%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

DMEGC is a Chinese manufacturer founded in 1980 as part of the Hengdian Group conglomerate, with its solar division growing significantly from around 2009. Headquartered in Zhejiang Province, the company has scaled into one of China's larger vertically integrated solar producers, operating more than 20 specialized factories and six major production bases worldwide, including a 10 GW module base at Lianyungang. Annual module production capacity stands at roughly 21 GW, and full-year 2025 PV shipments reached approximately 24.9 GW - a year-on-year increase of over 45 percent. DMEGC appears on industry bankability tracking lists, reflecting its substantial institutional footprint. Techwise Solar Technology Co., Ltd. is a considerably smaller operation based in Rudong County, Nantong City, Jiangsu Province, with a staff of around 200 and an annual production capacity of approximately 1 GW. The company provides ODM and OEM manufacturing services to larger brands, which positions it as a contract supplier rather than a fully independent market leader.

DMEGC addresses a broad range of applications, from residential M10 rooftop modules to large utility-scale ground-mount projects - most notably a 940 MW supply agreement for a fishery-PV complementary development in eastern China. Its module lineup draws on half-cut monocrystalline and TOPCon cell technologies. Techwise Solar's catalog spans the Sun-Pursuit, Sun-Pursuit Pro, Sun-Pursuit Plus, and Micro Sun series, covering output ratings from compact residential panels to modules exceeding 600 W. The company works across PERC, TOPCon, and bifacial glass formats in multiple cell sizes, making it a technically versatile contract manufacturer suited to residential and commercial rooftop or small ground-mount projects.

For most international buyers, DMEGC is the more defensible default. Its multi-gigawatt scale, verifiable shipping volumes, and global manufacturing network offer stronger supply security and more credible long-term warranty backing. Techwise Solar may suit cost-sensitive buyers or integrators seeking customized ODM production runs, but its smaller size carries meaningfully higher counterparty risk over a 25-year panel lifetime. The two brands are not interchangeable: DMEGC occupies a substantially higher institutional tier.

Generated by Claude Sonnet · 2026-06-21

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 81 DMEGC 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.