---
title: "Canadian Solar vs Epax Solar - Brand Comparison | ComparePV"
description: "Compare Canadian Solar vs Epax Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/canadian-solar-vs-epax-solar"
---

# Canadian Solar vs Epax Solar

Canadian Solar has the broader catalog (292 vs 0 models). Canadian Solar leans bifacial (46% of lineup).


## The two companies


| Attribute | Canadian Solar | Epax Solar |
| --- | --- | --- |
| Country | Canada | Germany |
| Headquarters | Kitchener | Deggendorf |
| Founded | 2001 | 2019 |
| Employees | 17,113 | 1-10 |
| Annual capacity | 51 GW/year |  |
| Tier 1 | yes |  |
| Listed | NASDAQ: CSIQ |  |
| Website | [https://www.canadiansolar.com](https://www.canadiansolar.com) | [https://www.epax-solar.de](https://www.epax-solar.de) |

Canadian Solar Inc. is a global renewable energy company founded in 2001. Headquartered in Kitchener, Ontario, it manufactures solar PV modules and provides battery energy storage solutions. The company also develops utility-scale solar power and battery energy storage projects.

Epax Solar is an owner-managed wholesaler for photovoltaic components. They reliably supply solar installers across Germany and Europe with a wide product portfolio, thanks to direct manufacturer partnerships and efficient logistics. Epax Solar is committed to clean energy generation and sustainability.


## Catalog & Power


| Measure | Canadian Solar | Epax Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 292 | 0 | +292 |
| Max Power | 730 W | 0 W | +730 W |
| Avg Power | 472 W | 0 W | +472 W |


## Efficiency


| Measure | Canadian Solar | Epax Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 24.40% | - |  |
| Avg Efficiency | 20.66% | - |  |


## Reliability & Warranty


| Measure | Canadian Solar | Epax Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.331%/°C | - |  |
| Bifacial Share | 133 (46%) | 0 (0%) | +46 pp |
| Avg Warranty | 28.2 yrs | - |  |


## Efficiency distribution

Canadian Solar skews to higher efficiency: 13% of lineup is 23%+


| Efficiency band | Canadian Solar | Epax Solar |
| --- | --- | --- |
| \<20% | 128 (43.8%) | 0 |
| 20-21% | 36 (12.3%) | 0 |
| 21-22% | 41 (14.0%) | 0 |
| 22-23% | 50 (17.1%) | 0 |
| 23%+ | 37 (12.7%) | 0 |


## Power distribution

Canadian Solar offers more 600W+ panels (24% of lineup)


| Power band | Canadian Solar | Epax Solar |
| --- | --- | --- |
| \<400W | 104 (35.6%) | 0 |
| 400-499W | 72 (24.7%) | 0 |
| 500-599W | 45 (15.4%) | 0 |
| 600-699W | 64 (21.9%) | 0 |
| 700W+ | 7 (2.4%) | 0 |


## Cell technology

Dominant cell tech: **PERC** (67%)


| Technology | Canadian Solar | Epax Solar |
| --- | --- | --- |
| PERC | 195 (66.8%) | 0 |
| TOPCon | 85 (29.1%) | 0 |
| HJT | 12 (4.1%) | 0 |


## Top panels, Canadian Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CS7N-730TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-730tb-ag) | 730 | 23.5 | -0.290 | Monocrystalline |
| 2 | [CS7N-725TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-725tb-ag) | 725 | 23.3 | -0.290 | Monocrystalline |
| 3 | [CS7N-720TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-720tb-ag) | 720 | 23.2 | -0.290 | Monocrystalline |
| 4 | [CS7N-715TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-715tb-ag) | 715 | 23.0 | -0.290 | Monocrystalline |
| 5 | [CS7N-710TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-710tb-ag) | 710 | 22.9 | -0.290 | Monocrystalline |
| 6 | [CS7N-705TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-705tb-ag) | 705 | 22.7 | -0.290 | Monocrystalline |
| 7 | [CS7N-700TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-700tb-ag) | 700 | 22.5 | -0.290 | Monocrystalline |
| 8 | [CS7N-695TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-695tb-ag) | 695 | 22.4 | -0.290 | Monocrystalline |
| 9 | [CS7N-690TB-AG](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-690tb-ag) | 690 | 22.2 | -0.290 | Monocrystalline |
| 10 | [CS7N-675MS](https://comparepv.com/panel/csi-solar-co-ltd-canadian-solar-cs7n-675ms) | 675 | 21.7 | -0.340 | Monocrystalline |


## Summary

Canadian Solar is a Canadian company founded in 2001 and publicly listed on NASDAQ, with manufacturing concentrated in China and Southeast Asia. It is one of the world's largest solar module producers, with module manufacturing capacity reported at approximately 59 GW as of mid-2025, and it holds a consistent place on Tier 1 bankability lists, including the S&P Global Commodity Insights Premier List of Tier 1 Cleantech Companies for 2025. Epax Solar GmbH, by contrast, is an owner-managed wholesale distributor headquartered in Deggendorf, Bavaria, Germany. It does not manufacture panels under its own brand name; instead, it supplies solar installers and project developers across Germany and Europe with products sourced from third-party manufacturers, including brands such as JA Solar. Canadian Solar therefore carries a considerably stronger institutional and manufacturing footprint by any conventional measure.

Canadian Solar's catalog spans residential, commercial, and utility-scale segments. Its current product lineup centers on TOPCon cell technology, represented by the HiKu6 and TOPHiKu6 series for rooftop applications and the larger HiKu7 format aimed at commercial and utility ground-mount projects. High-output bifacial TOPCon modules targeting the utility market reach power levels of up to 690W. Legacy PERC modules remain available for more cost-sensitive deployments. Epax Solar does not produce panels itself, so it has no proprietary cell technology or product series to compare directly; its value proposition is logistical - short delivery times, flexible order volumes from pallets to full containers, and access to multiple manufacturer lines through a single European distributor.

For a buyer in 2025 seeking a bankable, well-warranted panel with traceable manufacturing and broad third-party performance data, Canadian Solar is the clear choice. Epax Solar serves a different purpose - it is a procurement channel rather than a product brand, and should be evaluated as a supplier relationship rather than placed alongside an integrated global manufacturer.

\---LINKS---

\- https://www.solarreviews.com/blog/canadian-solar-panels-expert-review \| Canadian Solar Panels Expert Review 2025 - SolarReviews \| review

\- https://www.prnewswire.com/news-releases/canadian-solar-makes-sp-global-commodity-insights-premier-list-of-tier-1-cleantech-companies-2025-302553562.html \| Canadian Solar named to S&P Global Tier 1 Cleantech Companies list 2025 \| article

\- https://investors.canadiansolar.com/news-releases/news-release-details/canadian-solar-start-mass-production-topcon-modules-power-output \| Canadian Solar starts mass production of TOPCon modules up to 690W \| article

\- https://comparepv.com/reviews/epax-solar \| Epax Solar review - ComparePV \| review

\- https://www.enfsolar.com/epax-solar \| Epax Solar GmbH profile - ENF Solar industry directory \| article

Sources:

\- \[Canadian Solar Panels Expert Review 2025 - SolarReviews\](https://www.solarreviews.com/blog/canadian-solar-panels-expert-review)

\- \[Canadian Solar named to S&P Global Tier 1 Cleantech Companies list 2025\](https://www.prnewswire.com/news-releases/canadian-solar-makes-sp-global-commodity-insights-premier-list-of-tier-1-cleantech-companies-2025-302553562.html)

\- \[Canadian Solar starts mass production of TOPCon modules up to 690W\](https://investors.canadiansolar.com/news-releases/news-release-details/canadian-solar-start-mass-production-topcon-modules-power-output)

\- \[Epax Solar review - ComparePV\](https://comparepv.com/reviews/epax-solar)

\- \[Epax Solar GmbH - ENF Solar directory\](https://www.enfsolar.com/epax-solar)

Written by claude-sonnet from the figures above.


## Other comparisons

- [Canadian Solar vs A.B. Energy](https://comparepv.com/canadian-solar-vs-a-b-energy)
- [AE Solar vs Epax Solar](https://comparepv.com/ae-solar-vs-epax-solar)
- [Canadian Solar vs AEET](https://comparepv.com/canadian-solar-vs-aeet)
- [AIKO vs Epax Solar](https://comparepv.com/aiko-vs-epax-solar)
- [Canadian Solar vs AKCOME](https://comparepv.com/canadian-solar-vs-akcome)
- [ARTsolar vs Epax Solar](https://comparepv.com/artsolar-vs-epax-solar)


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Source: https://comparepv.com/canadian-solar-vs-epax-solar

Not in this file, on the page: the distributions above drawn as charts.