---
title: "CSUN vs A.B. Energy - Brand Comparison | ComparePV"
description: "Compare CSUN vs A.B. Energy solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/csun-vs-a-b-energy"
---

# CSUN vs A.B. Energy

CSUN has the broader catalog (35 vs 0 models).


## The two companies


| Attribute | CSUN | A.B. Energy |
| --- | --- | --- |
| Country | China | Germany |
| Headquarters | Nanjing | Wiesbaden |
| Founded | 2004 | 1996 |
| Employees | 1000-5000 | 1,400 |
| Annual capacity | 2-3 GW/year |  |
| Tier 1 | yes |  |
| Listed |  | Xetra, Frankfurt Stock Exchange: AB9 |
| Website | [https://www.csun-solar.com](https://www.csun-solar.com) | [https://abo-energy.com](https://abo-energy.com) |

China Sunergy (CSUN) is a Chinese manufacturer of solar cells and photovoltaic modules headquartered in Nanjing, Jiangsu. The company produces high-efficiency mono- and multicrystalline solar cells and modules from production facilities in China and, historically, Turkey. It was formerly listed on NASDAQ and was...

ABO Energy is a renewable energy company that develops and constructs renewable energy projects, focusing on wind, solar, and storage facilities. They offer turnkey solutions and have connected several gigawatts of nominal output to the grid. The company is active internationally and is committed to driving the energy...


## Catalog & Power


| Measure | CSUN | A.B. Energy | Margin |
| --- | --- | --- | --- |
| Panel Models | 35 | 0 | +35 |
| Max Power | 670 W | 0 W | +670 W |
| Avg Power | 478 W | 0 W | +478 W |


## Efficiency


| Measure | CSUN | A.B. Energy | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 21.60% | - |  |
| Avg Efficiency | 20.15% | - |  |


## Reliability & Warranty


| Measure | CSUN | A.B. Energy | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.366%/°C | - |  |
| Bifacial Share | 0 (0%) | 0 (0%) |  |
| Avg Warranty | 25.0 yrs | - |  |


## Efficiency distribution


| Efficiency band | CSUN | A.B. Energy |
| --- | --- | --- |
| \<20% | 11 (31.4%) | 0 |
| 20-21% | 13 (37.1%) | 0 |
| 21-22% | 11 (31.4%) | 0 |


## Power distribution

CSUN offers more 600W+ panels (20% of lineup)


| Power band | CSUN | A.B. Energy |
| --- | --- | --- |
| \<400W | 15 (42.9%) | 0 |
| 400-499W | 5 (14.3%) | 0 |
| 500-599W | 8 (22.9%) | 0 |
| 600-699W | 7 (20.0%) | 0 |


## Cell technology

Dominant cell tech: **PERC** (94%)


| Technology | CSUN | A.B. Energy |
| --- | --- | --- |
| PERC | 33 (94.3%) | 0 |
| TOPCon | 2 (5.7%) | 0 |


## Top panels, CSUN


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [CSUN670-132M](https://comparepv.com/panel/csun-csun670-132m) | 670 | 21.6 | -0.350 | Monocrystalline |
| 2 | [CSUN665-132M](https://comparepv.com/panel/csun-csun665-132m) | 665 | 21.4 | -0.350 | Monocrystalline |
| 3 | [CSUN660-132M](https://comparepv.com/panel/csun-csun660-132m) | 660 | 21.2 | -0.350 | Monocrystalline |
| 4 | [CSUN655-132M](https://comparepv.com/panel/csun-csun655-132m) | 655 | 21.1 | -0.350 | Monocrystalline |
| 5 | [CSUN650-132M](https://comparepv.com/panel/csun-csun650-132m) | 650 | 20.9 | -0.350 | Monocrystalline |
| 6 | [CSUN645-132M](https://comparepv.com/panel/csun-csun645-132m) | 645 | 20.8 | -0.350 | Monocrystalline |
| 7 | [CSUN600-156M](https://comparepv.com/panel/csun-csun600-156m) | 600 | 21.4 | -0.360 | Monocrystalline |
| 8 | [CSUN595-156M](https://comparepv.com/panel/csun-csun595-156m) | 595 | 21.2 | -0.360 | Monocrystalline |
| 9 | [CSUN590-156M](https://comparepv.com/panel/csun-csun590-156m) | 590 | 21.1 | -0.360 | Monocrystalline |
| 10 | [CSUN585-156M](https://comparepv.com/panel/csun-csun585-156m) | 585 | 20.9 | -0.360 | Monocrystalline |


## Other comparisons

- [CSUN vs AE Solar](https://comparepv.com/csun-vs-ae-solar)
- [AEET vs A.B. Energy](https://comparepv.com/aeet-vs-a-b-energy)
- [CSUN vs AIKO](https://comparepv.com/csun-vs-aiko)
- [AKCOME vs A.B. Energy](https://comparepv.com/akcome-vs-a-b-energy)
- [CSUN vs ARTsolar](https://comparepv.com/csun-vs-artsolar)
- [ASM vs A.B. Energy](https://comparepv.com/asm-vs-a-b-energy)


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Source: https://comparepv.com/csun-vs-a-b-energy

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