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

# Solarfam vs Trina Solar

Trina Solar has the broader catalog (340 vs 0 models). Trina Solar leans bifacial (43% of lineup).


## The two companies


| Attribute | Solarfam | Trina Solar |
| --- | --- | --- |
| Country | Netherlands | China |
| Headquarters | Nieuwegein | Changzhou |
| Founded |  | 1997 |
| Employees |  |  |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed |  |  |
| Website | [https://www.solarfam.nl](https://www.solarfam.nl) | [https://www.trinasolar.com](https://www.trinasolar.com) |

Solarfam is a Dutch solar energy brand operating under the parent company Solmax New Energy B.V. The company distributes and sells solar panels, inverters, batteries, controllers, and water pump systems, targeting both residential and agricultural markets. It positions itself as a sales and integration brand sourcing...


## Catalog & Power


| Measure | Solarfam | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 0 | 340 | +340 |
| Max Power | 0 W | 760 W | +760 W |
| Avg Power | 0 W | 520 W | +520 W |


## Efficiency


| Measure | Solarfam | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | - | 24.80% |  |
| Avg Efficiency | - | 21.71% |  |


## Reliability & Warranty


| Measure | Solarfam | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | - | -0.302%/°C |  |
| Bifacial Share | 0 (0%) | 145 (43%) | +43 pp |
| Avg Warranty | - | 28.2 yrs |  |


## Efficiency distribution

Trina Solar skews to higher efficiency: 22% of lineup is 23%+


| Efficiency band | Solarfam | Trina Solar |
| --- | --- | --- |
| \<20% | 0 | 22 (6.5%) |
| 20-21% | 0 | 57 (16.8%) |
| 21-22% | 0 | 83 (24.4%) |
| 22-23% | 0 | 102 (30.0%) |
| 23%+ | 0 | 76 (22.4%) |


## Power distribution

Trina Solar offers more 600W+ panels (34% of lineup)


| Power band | Solarfam | Trina Solar |
| --- | --- | --- |
| \<400W | 0 | 28 (8.2%) |
| 400-499W | 0 | 142 (41.8%) |
| 500-599W | 0 | 54 (15.9%) |
| 600-699W | 0 | 72 (21.2%) |
| 700W+ | 0 | 44 (12.9%) |


## Cell technology

Dominant cell tech: **TOPCon** (73%)


| Technology | Solarfam | Trina Solar |
| --- | --- | --- |
| TOPCon | 0 | 248 (72.9%) |
| PERC | 0 | 75 (22.1%) |
| Unknown | 0 | 11 (3.2%) |
| N-type | 0 | 6 (1.8%) |


## Top panels, Trina Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TSM-NEG21C.20Q-760](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-760) | 760 | 24.5 | -0.260 | Monocrystalline |
| 2 | [TSM-NEG21C.20Q-755](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-755) | 755 | 24.3 | -0.260 | Monocrystalline |
| 3 | [TSM-NEG21C.20Q-750](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-750) | 750 | 24.1 | -0.260 | Monocrystalline |
| 4 | [TSM-NEG21C.20Q-745](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-745) | 745 | 24.0 | -0.260 | Monocrystalline |
| 5 | [TSM-NEG21C.20-740](https://comparepv.com/panel/trina-solar-co-ltd-tsm-neg21c-20-740) | 740 | 23.8 | -0.290 | Monocrystalline |
| 6 | [TSM-NEG21C.20 740](https://comparepv.com/panel/trina-solar-tsm-neg21c-20-740) | 740 | 23.8 | -0.290 | Monocrystalline |
| 7 | [TSM-NEG21C.20Q-740](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-740) | 740 | 23.8 | -0.260 | Monocrystalline |
| 8 | [TSM-NEG21C.20-735](https://comparepv.com/panel/trina-solar-co-ltd-tsm-neg21c-20-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 9 | [TSM-NEG21C.20 735](https://comparepv.com/panel/trina-solar-tsm-neg21c-20-735) | 735 | 23.7 | -0.290 | Monocrystalline |
| 10 | [TSM-NEG21C.20Q-735](https://comparepv.com/panel/trina-solar-tsm-neg21c-20q-735) | 735 | 23.7 | -0.260 | Monocrystalline |


## Summary

Solarfam is a Dutch solar energy brand operating under the parent company Solmax New Energy B.V., headquartered in Nieuwegein, the Netherlands. The company functions primarily as a sales and distribution entity, sourcing products from manufacturing partners and targeting residential and agricultural end-users. Solarfam does not appear on BloombergNEF Tier 1 bankability lists, and its production volume is modest by global standards, with module output in the roughly 180 W to 300 W range. Trina Solar, by contrast, is a Chinese manufacturer founded in 1997 and headquartered in Changzhou, Jiangsu Province. It has maintained BloombergNEF Tier 1 bankability status for many years, earning a 100% bankability rating in the BloombergNEF PV Module Bankability survey for eight consecutive editions. With annual manufacturing capacity exceeding 80 GW and cumulative global shipments surpassing 292 GW as of mid-2025, Trina Solar commands one of the largest institutional footprints in the photovoltaic industry worldwide.

Solarfam's catalog covers monocrystalline and polycrystalline modules suited to small residential rooftop installations and off-grid agricultural applications such as solar-powered water pumps. No independent confirmation of its cell technology - whether TOPCon, HJT, or PERC - was found in available sources at the time of writing. Trina Solar's lineup is substantially broader, built around the Vertex S+ series for residential and commercial rooftop use and the Vertex N series for utility-scale ground-mount projects. Both families use TOPCon cell technology, confirmed by the manufacturer and corroborated by trade press. The flagship Vertex N module delivers up to 760 W at 24.5% efficiency, while the Vertex S+ G3 Full Black targets homeowners seeking compact, high-efficiency rooftop panels. The company has also been a PVEL Top Performer for 11 consecutive years, adding independent validation of real-world reliability.

For most international buyers - residential, commercial, or utility-scale - Trina Solar is the stronger default choice, given its verified bankability, broad and certified product range, and competitive pricing. Solarfam remains a viable option for small off-grid or agricultural projects in markets where its Dutch distribution network offers a practical logistical advantage, but the two brands are not interchangeable for buyers requiring institutional-grade assurance or large-volume procurement.

Written by claude-sonnet from the figures above.


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Source: https://comparepv.com/solarfam-vs-trina-solar