--- title: "Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS630L8GF-22/WNH - Solar Panel Comparison | ComparePV" description: "Compare Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS630L8GF-22/WNH side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-ps630l8gf-22-wnh" image: "https://comparepv.com/og/compare/panels/phono-solar-ps620l8gfh-22-wnh/phono-solar-ps630l8gf-22-wnh.png" updated: 2026-09-11 --- # Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS630L8GF-22/WNH PS630L8GF-22/WNH leads on the differences that matter The largest is module efficiency: 0.37 pp more efficient. 16 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [Phono Solar PS620L8GFH-22/WNH](https://comparepv.com/panel/phono-solar-ps620l8gfh-22-wnh) | [Phono Solar PS630L8GF-22/WNH](https://comparepv.com/panel/phono-solar-ps630l8gf-22-wnh) | | Manufacturer | Phono Solar | Phono Solar | | Power | 620 Wp | 630 Wp | | Efficiency | 22.95 % | 23.32 % | | Technology | TOPCon | TOPCon | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | PS620L8GFH-22/WNH | PS630L8GF-22/WNH | Difference | | --- | --- | --- | --- | | Module efficiency | 22.95 % | 23.32 % | +0.37 pp for PS630L8GF-22/WNH | | Power density | 229.5 Wp/m² | 233.2 Wp/m² | +3.7 Wp/m² for PS630L8GF-22/WNH | | Rated power | 620 Wp | 630 Wp | +10 W for PS630L8GF-22/WNH | ## Every compared parameter | Parameter | PS620L8GFH-22/WNH | PS630L8GF-22/WNH | | --- | --- | --- | | Rated power | 620 Wp | 630 Wp | | Module efficiency | 22.95 % | 23.32 % | | Power density | 229.5 Wp/m² | 233.2 Wp/m² | | Open-circuit voltage | 49.50 V | 50.04 V | | Voltage at max power | 41.62 V | 42.12 V | | Short-circuit current | 15.56 A | 15.64 A | | Current at max power | 14.90 A | 14.96 A | | Temperature coefficient | -0.290 %/°C | -0.290 %/°C | | Dimensions | 2382x1134x30 mm | 2382x1134x30 mm | | Module area | 2.701 m² | 2.701 m² | | Weight | 32.6 kg | 32.6 kg | | Weight per kWp | 52.6 kg/kWp | 51.7 kg/kWp | | Product warranty | 15 yrs | 15 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | TOPCon | TOPCon | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 132 | 132 | | Bifacial | Yes | Yes | ## Thirty-year yield Each panel's own declared degradation curve, at 1,200 kWh/kWp a year Same temp coeff. for both panels (-0.290 %/°C), so a warmer roof scales both curves by the same factor: the totals fall together and neither panel gains on the other. - **Cumulative output, PS620L8GFH-22/WNH:** 20,802 kWh - **Cumulative output, PS630L8GF-22/WNH:** 21,138 kWh - **Gap:** 336 kWh ## Output when hot | Condition | Cell temperature | PS620L8GFH-22/WNH | PS630L8GF-22/WNH | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 620 W | 630 W | 100.0% of rated power | | Cool, bright day | 40 °C | 593 W | 603 W | 95.7% of rated power | | Typical summer roof | 55 °C | 566 W | 575 W | 91.3% of rated power | | Hot roof | 70 °C | 539 W | 548 W | 87.0% of rated power | ## Against the whole database | Measure | PS620L8GFH-22/WNH | PS630L8GF-22/WNH | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #2,320 | #1,012 | 14,129 | PS630L8GF-22/WNH leads by 1,308 places | | Power density | #2,243 | #1,042 | 14,129 | PS630L8GF-22/WNH leads by 1,201 places | | Heat behaviour | #2,220 | #2,220 | 14,129 | Tied - the same position in the database | | Weight | #6,256 | #5,138 | 14,129 | PS630L8GF-22/WNH leads by 1,118 places | | Warranty | #21 | #21 | 14,129 | Tied - the same position in the database | | Overall | #2,125 | #1,646 | 14,129 | PS630L8GF-22/WNH leads by 479 places | ## Questions ### Which panel is better: Phono Solar PS620L8GFH-22/WNH or Phono Solar PS630L8GF-22/WNH? According to our database: **Phono Solar PS630L8GF-22/WNH** has higher module efficiency (**23.32%** vs **22.95%**). See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of Phono Solar PS620L8GFH-22/WNH and Phono Solar PS630L8GF-22/WNH? **Phono Solar PS620L8GFH-22/WNH** has a module efficiency of **22.95%**, while **Phono Solar PS630L8GF-22/WNH** is **23.32%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does Phono Solar PS620L8GFH-22/WNH use vs Phono Solar PS630L8GF-22/WNH? **Phono Solar PS620L8GFH-22/WNH** uses **TOPCon** cells; **Phono Solar PS630L8GF-22/WNH** uses **TOPCon**. 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 Phono Solar PS620L8GFH-22/WNH and Phono Solar PS630L8GF-22/WNH? **Phono Solar PS620L8GFH-22/WNH** has a **30 years** power warranty; **Phono Solar PS630L8GF-22/WNH** has a **30 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. ### Are Phono Solar PS620L8GFH-22/WNH and Phono Solar PS630L8GF-22/WNH bifacial panels? Both **Phono Solar PS620L8GFH-22/WNH** and **Phono Solar PS630L8GF-22/WNH** are bifacial - they capture reflected light from the ground, which can add 5**-15%** more annual energy on ground-mount or elevated rooftop installations with a light surface beneath. ## Related comparisons - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS710M13GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-technology-co-ltd-ps710m13gfh-22-wnh) - 6 differences, the largest is rated power - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS705M13GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-technology-co-ltd-ps705m13gfh-22-wnh) - 8 differences, the largest is rated power - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS700M13GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-technology-co-ltd-ps700m13gfh-22-wnh) - 10 differences, the largest is rated power - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS695M13GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-technology-co-ltd-ps695m13gfh-22-wnh) - 10 differences, the largest is rated power - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS690M13GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-technology-co-ltd-ps690m13gfh-22-wnh) - 11 differences, the largest is module efficiency - [Phono Solar PS620L8GFH-22/WNH vs Phono Solar PS630L8GFH-22/WNH](https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-ps630l8gfh-22-wnh) - 3 differences, the largest is module efficiency --- Source: https://comparepv.com/compare/phono-solar-ps620l8gfh-22-wnh/phono-solar-ps630l8gf-22-wnh 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.