---
title: "EGing PV vs Phono Solar - Brand Comparison | ComparePV"
description: "Compare EGing PV vs Phono Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background."
source: "https://comparepv.com/eging-pv-vs-phono-solar"
---

# EGing PV vs Phono Solar

Phono Solar has the broader catalog (174 vs 131 models). Phono Solar leads on peak efficiency at 23.50%.


## The two companies


| Attribute | EGing PV | Phono Solar |
| --- | --- | --- |
| Country | China | China |
| Headquarters | Changzhou | Nanjing |
| Founded | 2003 | 2004 |
| Employees |  | 13000+ |
| Annual capacity |  | 3-4 GW/year |
| Tier 1 | yes | yes |
| Listed | SZSE: 600537 |  |
| Website | [https://www.egingpv.com](https://www.egingpv.com) | [https://www.phonosolar.com](https://www.phonosolar.com) |

Phono Solar Technology Co., Ltd. specializes in the research, development, and manufacture of photovoltaic solar panels and is a global provider of solar products and services. The company is affiliated with SUMEC Group, a subsidiary of China National Machinery Industry Corporation (SINOMACH). Phono Solar has been...


## Catalog & Power


| Measure | EGing PV | Phono Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 131 | 174 | +43 |
| Max Power | 685 W | 730 W | +45 W |
| Avg Power | 504 W | 515 W | +10 W |


## Efficiency


| Measure | EGing PV | Phono Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 22.45% | 23.50% | +1.05 pp |
| Avg Efficiency | 20.90% | 21.77% | +0.87 pp |


## Reliability & Warranty


| Measure | EGing PV | Phono Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.336%/°C | -0.306%/°C | +0.030 |
| Bifacial Share | 51 (39%) | 74 (43%) | +4 pp |
| Avg Warranty | 26.9 yrs | 27.1 yrs | +0.2 yr |


## Efficiency distribution

Phono Solar skews to higher efficiency: 11% of lineup is 23%+


| Efficiency band | EGing PV | Phono Solar |
| --- | --- | --- |
| \<20% | 13 (9.9%) | 3 (1.7%) |
| 20-21% | 58 (44.3%) | 37 (21.3%) |
| 21-22% | 51 (38.9%) | 53 (30.5%) |
| 22-23% | 9 (6.9%) | 62 (35.6%) |
| 23%+ | 0 | 19 (10.9%) |


## Power distribution

EGing PV offers more 600W+ panels (22% of lineup)


| Power band | EGing PV | Phono Solar |
| --- | --- | --- |
| \<400W | 25 (19.1%) | 10 (5.7%) |
| 400-499W | 40 (30.5%) | 78 (44.8%) |
| 500-599W | 37 (28.2%) | 51 (29.3%) |
| 600-699W | 29 (22.1%) | 23 (13.2%) |
| 700W+ | 0 | 12 (6.9%) |


## Cell technology

Dominant cell tech: **PERC** (76%)

Dominant cell tech: **PERC** (37%)


| Technology | EGing PV | Phono Solar |
| --- | --- | --- |
| PERC | 100 (76.3%) | 65 (37.4%) |
| TOPCon | 31 (23.7%) | 53 (30.5%) |
| N-type | 0 | 50 (28.7%) |
| HJT | 0 | 5 (2.9%) |
| Back Contact | 0 | 1 (0.6%) |


## Top panels, EGing PV


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [EG-685NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-685nt66-hu-bf-dg) | 685 | 22.1 | -0.300 | Monocrystalline |
| 2 | [EG-680NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-680nt66-hu-bf-dg) | 680 | 21.9 | -0.300 | Monocrystalline |
| 3 | [EG-675NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-675nt66-hu-bf-dg) | 675 | 21.7 | -0.300 | Monocrystalline |
| 4 | [EG-670NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-670nt66-hu-bf-dg) | 670 | 21.6 | -0.300 | Monocrystalline |
| 5 | [EG-670M66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-670m66-hu-bf-dg) | 670 | 21.6 | -0.340 | Monocrystalline |
| 6 | [EG-670M66-HUV](https://comparepv.com/panel/eging-pv-eg-670m66-huv) | 670 | 21.6 | -0.340 | Monocrystalline |
| 7 | [EG-665NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-665nt66-hu-bf-dg) | 665 | 21.4 | -0.300 | Monocrystalline |
| 8 | [EG-665M66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-665m66-hu-bf-dg) | 665 | 21.4 | -0.340 | Monocrystalline |
| 9 | [EG-665M66-HUV](https://comparepv.com/panel/eging-pv-eg-665m66-huv) | 665 | 21.4 | -0.340 | Monocrystalline |
| 10 | [EG-660NT66-HU/BF-DG](https://comparepv.com/panel/eging-pv-eg-660nt66-hu-bf-dg) | 660 | 21.2 | -0.300 | Monocrystalline |


## Top panels, Phono Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [PS730M13GFH-22/WSHW](https://comparepv.com/panel/phono-solar-co-ltd-phono-solar-technology-co-ltd-ps730m13gfh-22-wshw) | 730 | 23.5 | -0.240 | Monocrystalline |
| 2 | [NS-730MH-132](https://comparepv.com/panel/phono-solar-ns-730mh-132) | 730 | 23.5 | -0.290 | Monocrystalline |
| 3 | [PS725M13GFH-22/WSHW](https://comparepv.com/panel/phono-solar-co-ltd-phono-solar-technology-co-ltd-ps725m13gfh-22-wshw) | 725 | 23.3 | -0.240 | Monocrystalline |
| 4 | [PS720M13GFH-22/WSHW](https://comparepv.com/panel/phono-solar-co-ltd-phono-solar-technology-co-ltd-ps720m13gfh-22-wshw) | 720 | 23.2 | -0.240 | Monocrystalline |
| 5 | [NS-720MH-132](https://comparepv.com/panel/phono-solar-ns-720mh-132) | 720 | 23.2 | -0.290 | Monocrystalline |
| 6 | [PS715M13GFH-22/WSHW](https://comparepv.com/panel/phono-solar-co-ltd-phono-solar-technology-co-ltd-ps715m13gfh-22-wshw) | 715 | 23.0 | -0.240 | Monocrystalline |
| 7 | [PS710M13GFH-22/WNH](https://comparepv.com/panel/phono-solar-technology-co-ltd-ps710m13gfh-22-wnh) | 710 | 22.9 | -0.290 | Monocrystalline |
| 8 | [PS710M13GFH-22/WSHW](https://comparepv.com/panel/phono-solar-co-ltd-phono-solar-technology-co-ltd-ps710m13gfh-22-wshw) | 710 | 22.9 | -0.240 | Monocrystalline |
| 9 | [NS-710MH-132](https://comparepv.com/panel/phono-solar-ns-710mh-132) | 710 | 22.9 | -0.290 | Monocrystalline |
| 10 | [PS705M13GFH-22/WNH](https://comparepv.com/panel/phono-solar-technology-co-ltd-ps705m13gfh-22-wnh) | 705 | 22.7 | -0.290 | Monocrystalline |


## Summary

EGing PV is a Chinese manufacturer headquartered in Changzhou, Jiangsu Province, founded in 2003 and publicly listed on the Shanghai Stock Exchange. The company holds Bloomberg NEF Tier 1 bankability status and has scaled its combined cell and module production capacity to over 25 GW per year, placing it among the larger independent Chinese producers. Phono Solar, founded in 2004 in Nanjing, carries a distinct institutional profile: it is the solar division of SUMEC Group, a subsidiary of SINOMACH - the state-owned machinery conglomerate that ranked 281st on the Fortune 500 in 2023. Phono Solar has maintained Bloomberg NEF Tier 1 status continuously since 2014 and was named a Top Performer in Kiwa PVEL's 2025 PV Module Reliability Scorecard, a recognition that goes beyond baseline bankability. Its annual production capacity stands at roughly 4 GW of modules and 2 GW of cells. On institutional credibility, Phono Solar's state-enterprise parentage and consistent third-party reliability recognition give it a modest but meaningful edge with project lenders and EPCs.

EGing PV has pivoted firmly to N-Type TOPCon technology. Its Star Pro series (560-580 W, up to 22.45% efficiency) targets commercial rooftop and C&I segments, while the larger-format Aurora Pro family (660-685 W) suits utility-scale ground-mount and large commercial projects. Smaller bifacial residential modules, rated around 440 W, complete the lineup, all featuring a temperature coefficient of approximately -0.30%/°C. Phono Solar's catalog spans PERC, TOPCon, and bifacial formats, with current TOPCon models rated up to 590 W and an average portfolio efficiency of around 21.8%. The brand covers residential rooftop through utility-scale applications, and its bifacial panels carry an extended 15-year product warranty and 30-year performance guarantee - above the industry norm.

For most buyers, the choice between EGing PV and Phono Solar hinges on procurement priorities rather than fundamental technology differences, since both offer modern TOPCon modules under Tier 1 bankability. Projects where lender acceptance or third-party reliability documentation is decisive may favor Phono Solar, given its longer Tier 1 tenure and PVEL recognition. EGing PV's greater production scale can translate to more competitive pricing in high-volume utility or C&I procurement. For residential and small commercial buyers, the two brands are broadly interchangeable, and local distributor support should be the deciding factor.

Written by claude-sonnet from the figures above.


## Other comparisons

- [EGing PV vs A.B. Energy](https://comparepv.com/eging-pv-vs-a-b-energy)
- [AE Solar vs Phono Solar](https://comparepv.com/ae-solar-vs-phono-solar)
- [EGing PV vs AEET](https://comparepv.com/eging-pv-vs-aeet)
- [AIKO vs Phono Solar](https://comparepv.com/aiko-vs-phono-solar)
- [EGing PV vs AKCOME](https://comparepv.com/eging-pv-vs-akcome)
- [ARTsolar vs Phono Solar](https://comparepv.com/artsolar-vs-phono-solar)


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Source: https://comparepv.com/eging-pv-vs-phono-solar

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