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

# Tescom Solar vs Trina Solar

Trina Solar has the broader catalog (340 vs 1 models). Trina Solar leads on peak efficiency at 24.80%. Trina Solar leans bifacial (43% of lineup).


## The two companies


| Attribute | Tescom Solar | Trina Solar |
| --- | --- | --- |
| Country | Turkey | China |
| Headquarters | Izmir | Changzhou |
| Founded | 1980 | 1997 |
| Employees | 51-200 |  |
| Annual capacity |  |  |
| Tier 1 |  | yes |
| Listed |  |  |
| Website | [https://www.tescom-ups.com](https://www.tescom-ups.com) | [https://www.trinasolar.com](https://www.trinasolar.com) |

TESCOM A.Ş. was established in Izmir to operate in the field of power electronics based on the uninterrupted energy needs of Turkish industry. The company started its operations in 1980 to produce inverters and electronic control devices. Tescom Solar helps maximize the efficiency of solar power plants and reduce...


## Catalog & Power


| Measure | Tescom Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Panel Models | 1 | 340 | +339 |
| Max Power | 275 W | 760 W | +485 W |
| Avg Power | 275 W | 520 W | +245 W |


## Efficiency


| Measure | Tescom Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Max Efficiency | 16.77% | 24.80% | +8.03 pp |
| Avg Efficiency | 16.77% | 21.71% | +4.94 pp |


## Reliability & Warranty


| Measure | Tescom Solar | Trina Solar | Margin |
| --- | --- | --- | --- |
| Avg Temp Coefficient | -0.440%/°C | -0.302%/°C | +0.138 |
| 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 | Tescom Solar | Trina Solar |
| --- | --- | --- |
| \<20% | 1 (100.0%) | 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 | Tescom Solar | Trina Solar |
| --- | --- | --- |
| \<400W | 1 (100.0%) | 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 | Tescom Solar | Trina Solar |
| --- | --- | --- |
| Unknown | 1 (100.0%) | 11 (3.2%) |
| TOPCon | 0 | 248 (72.9%) |
| PERC | 0 | 75 (22.1%) |
| N-type | 0 | 6 (1.8%) |


## Top panels, Tescom Solar


| # | Model | Power | Efficiency | Temp. coefficient | Technology |
| --- | --- | --- | --- | --- | --- |
| 1 | [TS275-60P](https://comparepv.com/panel/tescom-solar-ts275-60p) | 275 | 16.8 | -0.440 | Polycrystalline |


## 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

Tescom Solar is a Turkish manufacturer headquartered in Izmir, operating under the Tescom Elektronik brand with more than four decades of experience in power electronics and uninterruptible power supply systems. The company has expanded into solar panels, hybrid inverters, and battery storage, holding ISO 9001 and ISO 14001 quality certifications and reaching distributors and customers in more than 50 countries. Tescom Solar does not appear on BloombergNEF's Tier 1 module makers list, which is consistent with its profile as a regionally focused rather than globally scaled producer. Trina Solar, by contrast, is a Chinese manufacturer founded in 1997 and headquartered in Changzhou, Jiangsu province, that has maintained Tier 1 bankability status from BloombergNEF for over a decade and whose annual module production capacity exceeds 80 GW, placing it consistently among the world's top five module producers. On institutional footprint and global supply chain depth, Trina Solar holds a considerably stronger position.

Tescom Solar targets primarily the residential and small commercial segment, offering monocrystalline and PERC panels in the 275-550 Wp range alongside its own inverter and battery product lines - making it a vertically integrated one-stop option for buyers in Turkey and neighboring markets. Trina Solar's Vertex family covers every major application tier: the Vertex N TOPCon line reaches up to 760 W and is designed for utility-scale ground-mount projects, the Vertex S+ G3 TOPCon series (up to 485 W) addresses residential rooftop and light commercial applications, and mid-range configurations serve C&I installations. PVEL has recognized Trina Solar as a Top Performer for eleven consecutive years, providing independent field-reliability evidence that is meaningful to project financiers and EPCs alike.

For most international buyers - particularly those financing utility-scale or large C&I projects where bankability documentation is required - Trina Solar is the more straightforward default, backed by long-term institutional recognition and a mature global logistics network. Tescom Solar is a credible choice for buyers in Turkey or nearby markets who value a locally certified, fully integrated system supplier and where Tescom's distribution and after-sales support can offset the brand's lower global profile. The two manufacturers are not interchangeable in scale or institutional standing, though for smaller off-grid or residential projects in Tescom's core markets, it can offer competitive pricing and tighter local support.

Written by claude-sonnet from the figures above.


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

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