IBC Module White 445 MS-TA1 vs YH550W-36MH 6 of 18 identical Swap Change panels

IBC Solar IBC Module White 445 MS-TA1 vs IBC Solar YH550W-36MH

Q: Which panel is better: IBC Solar IBC Module White 445 MS-TA1 or IBC Solar YH550W-36MH?

According to our database: IBC Solar IBC Module White 445 MS-TA1 has higher module efficiency (22.27% vs 21.28%); IBC Solar IBC Module White 445 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 IBC Module White 445 MS-TA1 and IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 has a module efficiency of 22.27%, while IBC Solar YH550W-36MH is 21.28%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

Q: What cell technology does IBC Solar IBC Module White 445 MS-TA1 use vs IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 uses TOPCon cells; IBC Solar YH550W-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 IBC Module White 445 MS-TA1 and IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 has a 30 years power warranty; IBC Solar YH550W-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

IBC Module White 445 MS-TA1

445 Wp 22.27 % TOPCon

Open panel page Datasheet PDF

IBC Solar

YH550W-36MH

550 Wp 21.28 % PERC Incomplete

Open panel page Datasheet PDF

The verdict

IBC Module White 445 MS-TA1 leads on the differences that matter

The largest is module efficiency: 0.99 pp more efficient. 6 of 18 comparable parameters are identical, with 1 more left out because at least one datasheet does not publish it.

See all 12 differences

How alike are they

6 of 18 comparable
parameters are identical

identical differs not published

What actually differs

12 of 18 parameters

Parameter IBC Module White 445 MS-TA1 YH550W-36MH Difference

Module efficiency 22.27 % 21.28 % 0.99 pp more efficient

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

Rated power 445 Wp 550 Wp 105 W more power

Power density 222.7 Wp/m² 212.8 Wp/m² 9.9 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 39.59 V 50.10 V 10.51 V apart

Module area 1.998 m² 2.584 m² 0.586 m² apart

Cell technology TOPCon PERC TOPCon vs PERC

Voltage at max power 33.02 V 42.13 V 9.11 V apart

Cell count 108 144 36 cells apart

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

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

IBC Module White 445 MS-TA1

14,931 kWh

YH550W-36MH

18,454 kWh

Lifetime gap

3,523 kWh

Output when it is hot

Rated power carried across the range a module actually sees

Scenario IBC Module White 445 MS-TA1 YH550W-36MH

Standard test conditions 25 °C 100.0% of rated power 445 W 550 W

Cool, bright day 40 °C 94.8% of rated power 425 W 521 W

Typical summer roof 55 °C 89.5% of rated power 405 W 492 W

Hot roof 70 °C 84.2% of rated power 385 W 463 W

Full specification

Parameter IBC Module White 445 MS-TA1 YH550W-36MH Difference

Power and efficiency

Rated power 445 Wp 550 Wp +105 W for YH550W-36MH

Module efficiency 22.27 % 21.28 % +0.99 pp for IBC Module White 445 MS-TA1

Power density 222.7 Wp/m² 212.8 Wp/m² +9.9 Wp/m² for IBC Module White 445 MS-TA1

Open-circuit voltage 39.59 V 50.10 V 10.51 V apart

Voltage at max power 33.02 V 42.13 V 9.11 V apart

Short-circuit current 13.93 A 13.90 A Effectively the same

Current at max power 13.48 A 13.06 A Effectively the same

Temperature

Temperature coefficient -0.300 %/°C -0.350 %/°C +0.050 %/°C for IBC Module White 445 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 IBC Module White 445 MS-TA1

Weight per kWp 47.2 kg/kWp 49.1 kg/kWp Effectively the same

Warranty and degradation

Product warranty 15 yrs 30 yrs +15 yrs for YH550W-36MH

Performance warranty 30 yrs 30 yrs Same

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

Technology

Cell technology TOPCon PERC TOPCon vs PERC

Cell type Monocrystalline Monocrystalline Same

Cell count 108 144 36 cells apart

Bifacial No No Same

Against the whole database

14,005 panels

Efficiency

#5,481 vs #8,795

IBC Module White 445 MS-TA1 leads by 3,314 places

Power density

#5,302 vs #8,643

IBC Module White 445 MS-TA1 leads by 3,341 places

Heat behaviour

#6,093 vs #10,419

IBC Module White 445 MS-TA1 leads by 4,326 places

Weight

#1,537 vs #2,721

IBC Module White 445 MS-TA1 leads by 1,184 places

Warranty

#21 vs #21

Tied - the same position in the database

Overall

#8,772 vs #3,146

YH550W-36MH leads by 5,626 places

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Written summary

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Questions about this pairing

Which panel is better: IBC Solar IBC Module White 445 MS-TA1 or IBC Solar YH550W-36MH?

According to our database: IBC Solar IBC Module White 445 MS-TA1 has higher module efficiency (22.27% vs 21.28%); IBC Solar IBC Module White 445 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 IBC Module White 445 MS-TA1 and IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 has a module efficiency of 22.27%, while IBC Solar YH550 W-36MH is 21.28%. Higher efficiency means more electricity from the same roof area - useful when space is limited.

What cell technology does IBC Solar IBC Module White 445 MS-TA1 use vs IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 uses TOPCon cells; IBC Solar YH550 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 IBC Module White 445 MS-TA1 and IBC Solar YH550W-36MH?

IBC Solar IBC Module White 445 MS-TA1 has a 30 years power warranty; IBC Solar YH550 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.

Shop prices: See 2 IBC Solar offers

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.