White 455 MS-TA1 vs YH545W-36MH 4 of 18 identical Swap Change panels

IBC Solar White 455 MS-TA1 vs IBC Solar YH545W-36MH

Q: Which panel is better: IBC Solar White 455 MS-TA1 or IBC Solar YH545W-36MH?

According to our database: IBC Solar White 455 MS-TA1 has higher module efficiency (22.77% vs 21.09%); IBC Solar White 455 MS-TA1 tolerates heat better (temp coeff -0.300%/°C vs -0.350%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.

Q: What is the efficiency of IBC Solar White 455 MS-TA1 and IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 has a module efficiency of 22.77%, while IBC Solar YH545W-36MH is 21.09%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

Q: What cell technology does IBC Solar White 455 MS-TA1 use vs IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 uses Back Contact cells; IBC Solar YH545W-36MH uses PERC. Modern n-type technologies (TOPCon, HJT, BC) typically deliver higher efficiency and lower degradation compared to older PERC (p-type) cells.

Q: What is the warranty on IBC Solar White 455 MS-TA1 and IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 has a 30 years power warranty; IBC Solar YH545W-36MH 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.

IBC Solar

White 455 MS-TA1

455 Wp 22.77 % Back Contact

Open panel page Datasheet PDF

IBC Solar

YH545W-36MH

545 Wp 21.09 % PERC Incomplete

Open panel page Datasheet PDF

The verdict

White 455 MS-TA1 leads on the differences that matter

The largest is module efficiency: 1.68 pp more efficient. 4 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 14 differences

How alike are they

4 of 18 comparable
parameters are identical

identical differs not published

What actually differs

14 of 18 parameters

Parameter White 455 MS-TA1 YH545W-36MH Difference

Module efficiency 22.77 % 21.09 % 1.68 pp more efficient

Temperature coefficient -0.300 %/°C -0.350 %/°C 0.050 %/°C better in heat

Rated power 455 Wp 545 Wp 90 W more power

Power density 227.7 Wp/m² 210.9 Wp/m² 16.8 Wp/m² higher

Weight 21.0 kg 27.0 kg 6.0 kg lighter

Product warranty 15 yrs 30 yrs 15 yrs longer

Open-circuit voltage 39.98 V 49.90 V 9.92 V apart

Module area 1.998 m² 2.584 m² 0.586 m² apart

Weight per kWp 46.2 kg/kWp 49.5 kg/kWp 3.4 kg/kWp lighter

Cell technology Back Contact PERC Back Contact vs PERC

Voltage at max power 33.41 V 41.93 V 8.52 V apart

Cell count 108 144 36 cells apart

Dimensions 1762x1134x30 mm 2279x1134x30 mm 1762x1134x30 mm vs 2279x1134x30 mm

Current at max power 13.62 A 13.00 A 0.62 A apart

What it means on a roof

Thirty years of production

A 1.0% first-year loss then 0.40% a year, assumed for both panels, at 1,200 kWh/kWp a year

Cell temperature

White 455 MS-TA1

15,266 kWh

YH545W-36MH

18,286 kWh

Lifetime gap

3,020 kWh

Output when it is hot

Rated power carried across the range a module actually sees

Scenario White 455 MS-TA1 YH545W-36MH

Standard test conditions 25 °C 100.0% of rated power 455 W 545 W

Cool, bright day 40 °C 94.8% of rated power 435 W 516 W

Typical summer roof 55 °C 89.5% of rated power 414 W 488 W

Hot roof 70 °C 84.2% of rated power 394 W 459 W

Full specification

Parameter White 455 MS-TA1 YH545W-36MH Difference

Power and efficiency

Rated power 455 Wp 545 Wp +90 W for YH545W-36MH

Module efficiency 22.77 % 21.09 % +1.68 pp for White 455 MS-TA1

Power density 227.7 Wp/m² 210.9 Wp/m² +16.8 Wp/m² for White 455 MS-TA1

Open-circuit voltage 39.98 V 49.90 V 9.92 V apart

Voltage at max power 33.41 V 41.93 V 8.52 V apart

Short-circuit current 14.07 A 13.81 A Effectively the same

Current at max power 13.62 A 13.00 A 0.62 A apart

Temperature

Temperature coefficient -0.300 %/°C -0.350 %/°C +0.050 %/°C for White 455 MS-TA1

Mechanical

Dimensions 1762x1134x30 mm 2279x1134x30 mm 1762x1134x30 mm vs 2279x1134x30 mm

Module area 1.998 m² 2.584 m² 0.586 m² apart

Weight 21.0 kg 27.0 kg -6.0 kg for White 455 MS-TA1

Weight per kWp 46.2 kg/kWp 49.5 kg/kWp -3.4 kg/kWp for White 455 MS-TA1

Warranty and degradation

Product warranty 15 yrs 30 yrs +15 yrs for YH545W-36MH

Performance warranty 30 yrs 30 yrs Same

Annual degradation 0.40 %/yr - Not published by IBC Solar

Technology

Cell technology Back Contact PERC Back Contact vs PERC

Cell type Monocrystalline Monocrystalline Same

Cell count 108 144 36 cells apart

Bifacial No No Same

Against the whole database

14,129 panels

Efficiency

#3,129 vs #9,587

White 455 MS-TA1 leads by 6,458 places

Power density

#2,943 vs #9,467

White 455 MS-TA1 leads by 6,524 places

Heat behaviour

#6,152 vs #10,489

White 455 MS-TA1 leads by 4,337 places

Weight

#1,016 vs #3,105

White 455 MS-TA1 leads by 2,089 places

Warranty

#21 vs #21

Tied - the same position in the database

Overall

#7,832 vs #3,567

YH545W-36MH leads by 4,265 places

More useful comparisons

Open the full database

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Written summary

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Questions about this pairing

Which panel is better: IBC Solar White 455 MS-TA1 or IBC Solar YH545W-36MH?

According to our database: IBC Solar White 455 MS-TA1 has higher module efficiency (22.77% vs 21.09%); IBC Solar White 455 MS-TA1 tolerates heat better (temp coeff -0.300%/°C vs -0.350%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.

What is the efficiency of IBC Solar White 455 MS-TA1 and IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 has a module efficiency of 22.77%, while IBC Solar YH545 W-36MH is 21.09%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

What cell technology does IBC Solar White 455 MS-TA1 use vs IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 uses Back Contact cells; IBC Solar YH545 W-36MH 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 IBC Solar White 455 MS-TA1 and IBC Solar YH545W-36MH?

IBC Solar White 455 MS-TA1 has a 30 years power warranty; IBC Solar YH545 W-36MH 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.

Every figure here is from the manufacturers' own datasheets - a dash means the value is not published, never an estimate. The thirty-year projection and the temperature scenarios are calculations from those figures, and each states its assumption above.