--- title: "Maxeon SPR-MAX3-430-R vs Trina Solar TSM-DE09R.08-435 - Solar Panel Comparison | ComparePV" description: "Compare Maxeon SPR-MAX3-430-R vs Trina Solar TSM-DE09R.08-435 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/maxeon-spr-max3-430-r/trina-solar-tsm-de09r-08-435" updated: 2026-09-11 --- # Maxeon SPR-MAX3-430-R vs Trina Solar TSM-DE09R.08-435 SPR-MAX3-430-R leads on the differences that matter The largest is module efficiency: 0.90 pp more efficient. 5 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Maxeon SPR-MAX3-430-R](https://comparepv.com/panel/maxeon-spr-max3-430-r) | [Trina Solar TSM-DE09R.08-435](https://comparepv.com/panel/trina-solar-tsm-de09r-08-435) | | Manufacturer | Maxeon | Trina Solar | | Power | 430 Wp | 435 Wp | | Efficiency | 22.70 % | 21.80 % | | Technology | Back Contact | PERC | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | SPR-MAX3-430-R | TSM-DE09R.08-435 | Difference | | --- | --- | --- | --- | | Module efficiency | 22.70 % | 21.80 % | +0.90 pp for SPR-MAX3-430-R | | Temperature coefficient | -0.270 %/°C | -0.340 %/°C | +0.070 %/°C for SPR-MAX3-430-R | | Performance warranty | 40 yrs | 25 yrs | +15 yrs for SPR-MAX3-430-R | | Annual degradation | 0.25 %/yr | 0.55 %/yr | -0.30 %/yr for SPR-MAX3-430-R | | Power density | 226.9 Wp/m² | 217.7 Wp/m² | +9.2 Wp/m² for SPR-MAX3-430-R | | Product warranty | 40 yrs | 15 yrs | +25 yrs for SPR-MAX3-430-R | | Open-circuit voltage | 40.70 V | 50.40 V | 9.70 V apart | | Short-circuit current | 13.15 A | 10.67 A | 2.48 A apart | | Module area | 1.895 m² | 1.998 m² | 0.103 m² apart | | Cell technology | Back Contact | PERC | Back Contact vs PERC | | Voltage at max power | 35.10 V | 42.50 V | 7.40 V apart | | Current at max power | 12.25 A | 10.24 A | 2.01 A apart | | Cell count | 112 | 144 | 32 cells apart | | Dimensions | 1812x1046x40 mm | 1762x1134x30 mm | 1812x1046x40 mm vs 1762x1134x30 mm | ## Every compared parameter | Parameter | SPR-MAX3-430-R | TSM-DE09R.08-435 | | --- | --- | --- | | Rated power | 430 Wp | 435 Wp | | Module efficiency | 22.70 % | 21.80 % | | Power density | 226.9 Wp/m² | 217.7 Wp/m² | | Open-circuit voltage | 40.70 V | 50.40 V | | Voltage at max power | 35.10 V | 42.50 V | | Short-circuit current | 13.15 A | 10.67 A | | Current at max power | 12.25 A | 10.24 A | | Temperature coefficient | -0.270 %/°C | -0.340 %/°C | | Dimensions | 1812x1046x40 mm | 1762x1134x30 mm | | Module area | 1.895 m² | 1.998 m² | | Weight | 21.2 kg | 21.8 kg | | Weight per kWp | 49.3 kg/kWp | 50.1 kg/kWp | | Product warranty | 40 yrs | 15 yrs | | Performance warranty | 40 yrs | 25 yrs | | Annual degradation | 0.25 %/yr | 0.55 %/yr | | Cell technology | Back Contact | PERC | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 112 | 144 | | Bifacial | No | No | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year - **Cumulative output, SPR-MAX3-430-R:** 14,609 kWh - **Cumulative output, TSM-DE09R.08-435:** 14,098 kWh - **Gap:** 511 kWh ## Output when hot | Condition | Cell temperature | SPR-MAX3-430-R | TSM-DE09R.08-435 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 430 W | 435 W | 100.0% of rated power | | Cool, bright day | 40 °C | 413 W | 413 W | 94.9% of rated power | | Typical summer roof | 55 °C | 395 W | 391 W | 89.8% of rated power | | Hot roof | 70 °C | 378 W | 368 W | 84.7% of rated power | ## Against the whole database | Measure | SPR-MAX3-430-R | TSM-DE09R.08-435 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #3,307 | #7,022 | 14,005 | SPR-MAX3-430-R leads by 3,715 places | | Power density | #3,463 | #7,066 | 14,005 | SPR-MAX3-430-R leads by 3,603 places | | Heat behaviour | #1,280 | #8,778 | 14,005 | SPR-MAX3-430-R leads by 7,498 places | | Weight | #2,855 | #3,611 | 14,005 | SPR-MAX3-430-R leads by 756 places | | Warranty | #1 | #9,798 | 14,005 | SPR-MAX3-430-R leads by 9,797 places | | Overall | #1,774 | #10,319 | 14,005 | SPR-MAX3-430-R leads by 8,545 places | ## Questions ### Which panel is better: Maxeon SPR-MAX3-430-R or Trina Solar TSM-DE09R.08-435? According to our database: **Maxeon SPR-MAX3-430-R** has higher module efficiency (**22.70%** vs **21.80%**); **Maxeon SPR-MAX3-430-R** tolerates heat better (temp coeff **-0.270%/°C** vs **-0.340%/°C**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Maxeon SPR-MAX3-430-R and Trina Solar TSM-DE09R.08-435? **Maxeon SPR-MAX3-430-R** has a module efficiency of **22.70%**, while **Trina Solar TSM-DE09R.08-435** is **21.80%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Maxeon SPR-MAX3-430-R use vs Trina Solar TSM-DE09R.08-435? **Maxeon SPR-MAX3-430-R** uses **Back Contact** cells; **Trina Solar TSM-DE09R.08-435** uses **PERC**. Modern **n-type** technologies (**TOPCon**, **HJT**, BC) typically deliver higher efficiency and lower degradation compared to older **PERC** (p-type) cells. ### What is the warranty on Maxeon SPR-MAX3-430-R and Trina Solar TSM-DE09R.08-435? **Maxeon SPR-MAX3-430-R** has a **40 years** power warranty; **Trina Solar TSM-DE09R.08-435** has a **25 years** power warranty. The power warranty guarantees a minimum percentage of rated output at the end of the warranty period (typically 80**-87%**). Product (materials) warranties are usually shorter. ## Related comparisons - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-425-R](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-425-r) - One difference: module efficiency - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-415-R](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-415-r) - 3 differences, the largest is module efficiency - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-400-COM](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-400-com) - 9 differences, the largest is rated power - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-390-COM](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-390-com) - 11 differences, the largest is rated power - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-380-COM](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-380-com) - 11 differences, the largest is module efficiency - [Maxeon SPR-MAX3-430-R vs Maxeon SPR-MAX3-375-BLK](https://comparepv.com/compare/maxeon-spr-max3-430-r/maxeon-spr-max3-375-blk) - 11 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/maxeon-spr-max3-430-r/trina-solar-tsm-de09r-08-435 Not in this file, on the page: the thirty-year yield curve year by year at a cell temperature you pick and a written summary generated on request.