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YH550W-36MH vs IBC Module Transparent 450 LS-TA2 4 of 18 identical Swap Change panels

IBC Solar YH550W-36MH vs IBC Solar IBC Module Transparent 450 LS-TA2

IBC Solar
YH550W-36MH
550 Wp 21.28 % PERC Incomplete
VS
IBC Solar
IBC Module Transparent 450 LS-TA2
450 Wp 22.50 % TOPCon Bifacial
The verdict

IBC Module Transparent 450 LS-TA2 leads on the differences that matter

The largest is module efficiency: 1.22 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
01

What actually differs

14 of 18 parameters
Parameter YH550W-36MH IBC Module Transparent 450 LS-TA2 Difference
Module efficiency 21.28 % 22.50 % 1.22 pp more efficient
Temperature coefficient -0.350 %/°C -0.290 %/°C 0.060 %/°C better in heat
Rated power 550 Wp 450 Wp 100 W more power
Power density 212.8 Wp/m² 225.2 Wp/m² 12.4 Wp/m² higher
Product warranty 30 yrs 25 yrs 5 yrs longer
Weight per kWp 49.1 kg/kWp 54.4 kg/kWp 5.4 kg/kWp lighter
Open-circuit voltage 50.10 V 40.25 V 9.85 V apart
Module area 2.584 m² 1.998 m² 0.586 m² apart
Weight 27.0 kg 24.5 kg 2.5 kg lighter
Cell technology PERC TOPCon PERC vs TOPCon
Voltage at max power 42.13 V 33.91 V 8.22 V apart
Cell count 144 108 36 cells apart
Bifacial No Yes No vs Yes
Dimensions 2279x1134x30 mm 1762x1134x30 mm 2279x1134x30 mm vs 1762x1134x30 mm
02

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
YH550W-36MH
18,454 kWh
IBC Module Transparent 450 LS-TA2
15,098 kWh
Lifetime gap
3,356 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario YH550W-36MH IBC Module Transparent 450 LS-TA2
Standard test conditions 25 °C 100.0% of rated power 550 W 450 W
Cool, bright day 40 °C 94.8% of rated power 521 W 430 W
Typical summer roof 55 °C 89.5% of rated power 492 W 411 W
Hot roof 70 °C 84.2% of rated power 463 W 391 W
03

Full specification

Parameter YH550W-36MH IBC Module Transparent 450 LS-TA2 Difference
Power and efficiency
Rated power 550 Wp 450 Wp +100 W for YH550W-36MH
Module efficiency 21.28 % 22.50 % +1.22 pp for IBC Module Transparent 450 LS-TA2
Power density 212.8 Wp/m² 225.2 Wp/m² +12.4 Wp/m² for IBC Module Transparent 450 LS-TA2
Open-circuit voltage 50.10 V 40.25 V 9.85 V apart
Voltage at max power 42.13 V 33.91 V 8.22 V apart
Short-circuit current 13.90 A 14.17 A Effectively the same
Current at max power 13.06 A 13.27 A Effectively the same
Temperature
Temperature coefficient -0.350 %/°C -0.290 %/°C +0.060 %/°C for IBC Module Transparent 450 LS-TA2
Mechanical
Dimensions 2279x1134x30 mm 1762x1134x30 mm 2279x1134x30 mm vs 1762x1134x30 mm
Module area 2.584 m² 1.998 m² 0.586 m² apart
Weight 27.0 kg 24.5 kg -2.5 kg for IBC Module Transparent 450 LS-TA2
Weight per kWp 49.1 kg/kWp 54.4 kg/kWp -5.4 kg/kWp for YH550W-36MH
Warranty and degradation
Product warranty 30 yrs 25 yrs +5 yrs for YH550W-36MH
Performance warranty 30 yrs 30 yrs Same
Annual degradation - 0.40 %/yr Not published by IBC Solar
Technology
Cell technology PERC TOPCon PERC vs TOPCon
Cell type Monocrystalline Monocrystalline Same
Cell count 144 108 36 cells apart
Bifacial No Yes No vs Yes
04

Against the whole database

14,005 panels
Efficiency
#8,795 vs #4,222
IBC Module Transparent 450 LS-TA2 leads by 4,573 places
Power density
#8,643 vs #4,225
IBC Module Transparent 450 LS-TA2 leads by 4,418 places
Heat behaviour
#10,419 vs #2,165
IBC Module Transparent 450 LS-TA2 leads by 8,254 places
Weight
#2,721 vs #8,755
YH550W-36MH leads by 6,034 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#3,146 vs #6,225
YH550W-36MH leads by 3,079 places
05

More useful comparisons

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06

Written summary

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07

Questions about this pairing

Which panel is better: IBC Solar YH550W-36MH or IBC Solar IBC Module Transparent 450 LS-TA2?
According to our database: IBC Solar IBC Module Transparent 450 LS-TA2 has higher module efficiency (22.50% vs 21.28%); IBC Solar IBC Module Transparent 450 LS-TA2 tolerates heat better (temp coeff -0.290%/°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 YH550W-36MH and IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar YH550 W-36MH has a module efficiency of 21.28%, while IBC Solar IBC Module Transparent 450 LS-TA2 is 22.50%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does IBC Solar YH550W-36MH use vs IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar YH550 W-36MH uses PERC cells; IBC Solar IBC Module Transparent 450 LS-TA2 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 IBC Solar YH550W-36MH and IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar YH550 W-36MH has a 30 years power warranty; IBC Solar IBC Module Transparent 450 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 YH550W-36MH and IBC Solar IBC Module Transparent 450 LS-TA2 bifacial panels?
IBC Solar IBC Module Transparent 450 LS-TA2 is bifacial (captures light from both faces); IBC Solar YH550 W-36MH is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.

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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.