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Mysolar USA vs Silfab - solar panel manufacturer comparison

Mysolar USA
China Founded 2010
Read the Mysolar USA review
VS
Silfab
Canada Founded 2010 Tier 1
Read the Silfab review
At a glance

Silfab has the broader catalog (47 vs 15 models). Mysolar USA leads on peak efficiency at 23.17%. Mysolar USA leans bifacial (100% 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
15 47
Highest power
720 Wp 640 Wp
Best efficiency
23.2% 22.9%
Average efficiency
22.4% 20.6%
Bifacial share
100% 30%
Average warranty
30 yrs 30 yrs
01

The two companies

Company facts, not datasheet figures
Mysolar USA

Mysolar is a sub-brand of Mamibot, specializing in designing and manufacturing high-efficiency solar panels using state-of-the-art technology. The company aims to become a Tier 1 solar panel manufacturer, offering a wide range of modules for residential and commercial projects. Mysolar is committed to rewriting the...

Founded
2010
Headquarters
Shanghai, China
Annual capacity
3.2 GW/year
Employees
60
Silfab

Silfab Solar is a North American leader in the design, development, and manufacture of high-efficiency, premium-quality solar cells and modules. Leveraging over 40 years of solar experience, they operate fully automated facilities in Washington, South Carolina, and Ontario, Canada. Their products are designed and...

Founded
2010
Headquarters
Mississauga, Canada
Annual capacity
1.6 GW/year
Employees
800+
Tier 1 bankable
Yes
02

Catalogue against catalogue

Averages over every model in the database
Metric Mysolar USA Silfab
Catalog & Power
Panel Models 15 47+32
Max Power 720 W+80 W 640 W
Avg Power 610 W+181 W 429 W
Efficiency
Max Efficiency 23.17%+0.25 pp 22.92%
Avg Efficiency 22.42%+1.86 pp 20.56%
Reliability & Warranty
Avg Temp Coefficient -0.283%/°C+0.058 -0.341%/°C
Bifacial Share 15 (100%)+70 pp 14 (30%)
Avg Warranty 30.0 yrs 30.0 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

Mysolar USA skews to higher efficiency: 13% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Mysolar USA offers more 600W+ panels (67% of lineup)

Mysolar USA cell technology
Share of their models by cell architecture

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

Silfab cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (45%)

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

Mysolar USA is a brand under Mamibot, positioned as an emerging US-based panel manufacturer that is actively working toward Tier 1 classification rather than having secured it yet. The company promotes state-of-the-art HJT and shingled cell technology, including bifacial N-type HJT modules, but it lacks the long operating history and BloombergNEF bankability record that established players have. Silfab Solar, by contrast, is a well-established North American manufacturer headquartered in Ontario, Canada, with additional production in Washington State and a newer fully integrated cell-and-panel facility in Fort Mill, South Carolina. Silfab is recognized as a Tier 1 bankable manufacturer and has secured significant capital, including 100 million dollars in financing in late 2024 and 110 million dollars in 45X Advanced Manufacturing Tax Credits in 2025, reflecting a much stronger institutional footprint and financial backing than Mysolar USA currently has.

Mysolar USA's catalog spans poly, mono, bifacial and shingled panels using full-cell and half-cut architectures, with power ratings reported from roughly 340 W up to 720 W on premium HJT models, suggesting an emphasis on high-wattage bifacial products for a mix of residential and commercial installs, though independent field data is limited. Silfab's lineup is more thoroughly documented by third-party reviewers, with around a dozen models averaging about 22.6 percent efficiency and top modules reaching into the high 20s in efficiency claims; the company is frequently ranked among the top solar brands sold in the US and Canada, and its panels are commonly specified for premium residential rooftops as well as commercial projects, supported by domestic manufacturing that appeals to buyers seeking US or North American content.

For a typical 2025 buyer prioritizing bankability, warranty support, and a proven installation track record, Silfab is the more conservative and better-documented choice, given its Tier 1 status, larger manufacturing footprint, and consistent presence in independent buyer's guides. Mysolar USA may appeal to buyers interested in cutting-edge HJT technology or high-wattage bifacial modules, but its shorter track record and pending Tier 1 status mean it currently carries more due-diligence risk and less third-party verification than Silfab.

Generated by Claude Sonnet · 2026-07-15

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 2 Silfab 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.