--- title: "IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar Transparent 455 LS-TA2 - Solar Panel Comparison | ComparePV" description: "Compare IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar Transparent 455 LS-TA2 side by side: what actually differs, output when it is hot, thirty-year production, and the full specification." source: "https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-transparent-455-ls-ta2" updated: 2026-09-11 --- # IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar Transparent 455 LS-TA2 One difference, none of them an advantage The largest is cell technology: TOPCon vs Back Contact. 18 of 19 comparable parameters are identical. ## The two panels | Attribute | A | B | | --- | --- | --- | | Panel | [IBC Solar IBC Module Transparent 455 LS-TA2](https://comparepv.com/panel/ibc-solar-ibc-module-transparent-455-ls-ta2) | [IBC Solar Transparent 455 LS-TA2](https://comparepv.com/panel/ibc-solar-transparent-455-ls-ta2) | | Manufacturer | IBC Solar | IBC Solar | | Power | 455 Wp | 455 Wp | | Efficiency | 22.80 % | 22.80 % | | Technology | TOPCon | Back Contact | ## Where they differ Ranked by how much the difference matters, not by datasheet order. | Parameter | IBC Module Transparent 455 LS-TA2 | Transparent 455 LS-TA2 | Difference | | --- | --- | --- | --- | | Cell technology | TOPCon | Back Contact | TOPCon vs Back Contact | ## Every compared parameter | Parameter | IBC Module Transparent 455 LS-TA2 | Transparent 455 LS-TA2 | | --- | --- | --- | | Rated power | 455 Wp | 455 Wp | | Module efficiency | 22.80 % | 22.80 % | | Power density | 227.7 Wp/m² | 227.7 Wp/m² | | Open-circuit voltage | 40.45 V | 40.45 V | | Voltage at max power | 34.11 V | 34.11 V | | Short-circuit current | 14.24 A | 14.24 A | | Current at max power | 13.34 A | 13.34 A | | Temperature coefficient | -0.290 %/°C | -0.290 %/°C | | Dimensions | 1762x1134x30 mm | 1762x1134x30 mm | | Module area | 1.998 m² | 1.998 m² | | Weight | 24.5 kg | 24.5 kg | | Weight per kWp | 53.8 kg/kWp | 53.8 kg/kWp | | Product warranty | 25 yrs | 25 yrs | | Performance warranty | 30 yrs | 30 yrs | | Annual degradation | 0.40 %/yr | 0.40 %/yr | | Cell technology | TOPCon | Back Contact | | Cell type | Monocrystalline | Monocrystalline | | Cell count | 108 | 108 | | 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, IBC Module Transparent 455 LS-TA2:** 15,266 kWh - **Cumulative output, Transparent 455 LS-TA2:** 15,266 kWh - **Gap:** No difference ## Output when hot | Condition | Cell temperature | IBC Module Transparent 455 LS-TA2 | Transparent 455 LS-TA2 | Retained | | --- | --- | --- | --- | --- | | Standard test conditions | 25 °C | 455 W | 455 W | 100.0% of rated power | | Cool, bright day | 40 °C | 435 W | 435 W | 95.7% of rated power | | Typical summer roof | 55 °C | 415 W | 415 W | 91.3% of rated power | | Hot roof | 70 °C | 396 W | 396 W | 87.0% of rated power | ## Against the whole database | Measure | IBC Module Transparent 455 LS-TA2 | Transparent 455 LS-TA2 | Out of | Note | | --- | --- | --- | --- | --- | | Efficiency | #2,714 | #2,714 | 14,005 | Tied - the same position in the database | | Power density | #2,888 | #2,888 | 14,005 | Tied - the same position in the database | | Heat behaviour | #2,165 | #2,165 | 14,005 | Tied - the same position in the database | | Weight | #7,897 | #7,897 | 14,005 | Tied - the same position in the database | | Warranty | #21 | #21 | 14,005 | Tied - the same position in the database | | Overall | #5,669 | #5,669 | 14,005 | Tied - the same position in the database | ## Questions ### Which panel is better: IBC Solar IBC Module Transparent 455 LS-TA2 or IBC Solar Transparent 455 LS-TA2? According to our database: both panels are closely matched on key specs - the decision often comes down to price and local availability. See the full spec comparison and 30-year energy simulation above for a complete picture. ### What is the efficiency of IBC Solar IBC Module Transparent 455 LS-TA2 and IBC Solar Transparent 455 LS-TA2? **IBC Solar IBC Module Transparent 455 LS-TA2** has a module efficiency of **22.80%**, while **IBC Solar Transparent 455 LS-TA2** is **22.80%**. Higher efficiency means more electricity from the same roof area - useful when space is limited. ### What cell technology does IBC Solar IBC Module Transparent 455 LS-TA2 use vs IBC Solar Transparent 455 LS-TA2? **IBC Solar IBC Module Transparent 455 LS-TA2** uses **TOPCon** cells; **IBC Solar Transparent 455 LS-TA2** uses **Back Contact**. 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 IBC Solar IBC Module Transparent 455 LS-TA2 and IBC Solar Transparent 455 LS-TA2? **IBC Solar IBC Module Transparent 455 LS-TA2** has a **30 years** power warranty; **IBC Solar Transparent 455 LS-TA2** 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 IBC Solar IBC Module Transparent 455 LS-TA2 and IBC Solar Transparent 455 LS-TA2 bifacial panels? Both **IBC Solar IBC Module Transparent 455 LS-TA2** and **IBC Solar Transparent 455 LS-TA2** 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 - [IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar IBC Module Transparent 450 LS-TA2](https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-ibc-module-transparent-450-ls-ta2) - One difference: module efficiency - [IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar IBC Module Transparent 445 LS-TA2](https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-ibc-module-transparent-445-ls-ta2) - 3 differences, the largest is module efficiency - [IBC Solar Transparent 455 LS-TA2 vs IBC Solar Transparent 450 LS-TA2](https://comparepv.com/compare/ibc-solar-transparent-455-ls-ta2/ibc-solar-transparent-450-ls-ta2) - One difference: module efficiency - [IBC Solar Transparent 455 LS-TA2 vs IBC Solar Transparent 445 LS-TA2](https://comparepv.com/compare/ibc-solar-transparent-455-ls-ta2/ibc-solar-transparent-445-ls-ta2) - 3 differences, the largest is module efficiency - [IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar YH720W-33MHD/MH](https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-yh720w-33mhd-mh) - 13 differences, the largest is temperature coefficient - [IBC Solar IBC Module Transparent 455 LS-TA2 vs IBC Solar YH715W-33MHD/MH](https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-yh715w-33mhd-mh) - 12 differences, the largest is temperature coefficient --- Source: https://comparepv.com/compare/ibc-solar-ibc-module-transparent-455-ls-ta2/ibc-solar-transparent-455-ls-ta2 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.