IBC Solar IBC Module White 455 MS-TA1 vs IBC Solar IBC Module Transparent 450 LS-TA2
VS
IBC Solar
IBC Module Transparent 450 LS-TA2
450 Wp
22.50 %
TOPCon
Bifacial
The verdict
White 455 MS-TA1 leads on the differences that matter
The largest is weight per kwp: 8.3 kg/kWp lighter. 13 of 19 comparable parameters are identical.
See all 6 differencesHow alike are they
13
of 19 comparable
parameters are identical
parameters are identical
identical
differs
01
6 of 19 parameters
What actually differs
Parameter
White 455 MS-TA1
Transparent 450 LS-TA2
Difference
Weight per kWp
46.2 kg/kWp
54.4 kg/kWp
8.3 kg/kWp lighter
Product warranty
15 yrs
25 yrs
10 yrs longer
Weight
21.0 kg
24.5 kg
3.5 kg lighter
Module efficiency
22.77 %
22.50 %
0.27 pp more efficient
Temperature coefficient
-0.300 %/°C
-0.290 %/°C
0.010 %/°C better in heat
Bifacial
No
Yes
No vs Yes
02
What it means on a roof
Thirty years of production
Each panel's own declared degradation curve, at 1,200 kWh/kWp a year
White 455 MS-TA1
15,266 kWh
Transparent 450 LS-TA2
15,098 kWh
Lifetime gap
168 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario
White 455 MS-TA1
Transparent 450 LS-TA2
Standard test conditions
25 °C
100.0% of rated power
455 W
450 W
Cool, bright day
40 °C
95.5% of rated power
435 W
430 W
Typical summer roof
55 °C
91.0% of rated power
414 W
411 W
Hot roof
70 °C
86.5% of rated power
394 W
391 W
03
Full specification
Parameter
White 455 MS-TA1
Transparent 450 LS-TA2
Difference
Power and efficiency
Rated power
455 Wp
450 Wp
Effectively the same
Module efficiency
22.77 %
22.50 %
+0.27 pp for White 455 MS-TA1
Power density
227.7 Wp/m²
225.2 Wp/m²
Effectively the same
Open-circuit voltage
39.98 V
40.25 V
Effectively the same
Voltage at max power
33.41 V
33.91 V
Effectively the same
Short-circuit current
14.07 A
14.17 A
Effectively the same
Current at max power
13.62 A
13.27 A
Effectively the same
Temperature
Temperature coefficient
-0.300 %/°C
-0.290 %/°C
+0.010 %/°C for Transparent 450 LS-TA2
Mechanical
Dimensions
1762x1134x30 mm
1762x1134x30 mm
Same
Module area
1.998 m²
1.998 m²
Same
Weight
21.0 kg
24.5 kg
-3.5 kg for White 455 MS-TA1
Weight per kWp
46.2 kg/kWp
54.4 kg/kWp
-8.3 kg/kWp for White 455 MS-TA1
Warranty and degradation
Product warranty
15 yrs
25 yrs
+10 yrs for Transparent 450 LS-TA2
Performance warranty
30 yrs
30 yrs
Same
Annual degradation
0.40 %/yr
0.40 %/yr
Same
Technology
Cell technology
TOPCon
TOPCon
Same
Cell type
Monocrystalline
Monocrystalline
Same
Cell count
108
108
Same
Bifacial
No
Yes
No vs Yes
04
14,129 panels
Against the whole database
Efficiency
#3,129
vs
#4,281
White 455 MS-TA1 leads by 1,152 places
Power density
#2,943
vs
#4,284
White 455 MS-TA1 leads by 1,341 places
Heat behaviour
#6,152
vs
#2,220
Transparent 450 LS-TA2 leads by 3,932 places
Weight
#1,016
vs
#8,835
White 455 MS-TA1 leads by 7,819 places
Warranty
#21
vs
#21
Tied - the same position in the database
Overall
#7,832
vs
#6,286
Transparent 450 LS-TA2 leads by 1,546 places
05
Open the full database
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One difference: module efficiency
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15 differences, the largest is temperature coefficient
06
Written summary
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07
Questions about this pairing
Which panel is better: IBC Solar IBC Module White 455 MS-TA1 or IBC Solar IBC Module Transparent 450 LS-TA2?
According to our database: IBC Solar IBC Module White 455 MS-TA1 has higher module efficiency (22.77% vs 22.50%); IBC Solar IBC Module Transparent 450 LS-TA2 tolerates heat better (temp coeff -0.290%/°C vs -0.300%/°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 455 MS-TA1 and IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar IBC Module White 455 MS-TA1 has a module efficiency of 22.77%, 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 IBC Module White 455 MS-TA1 use vs IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar IBC Module White 455 MS-TA1 uses TOPCon 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 IBC Module White 455 MS-TA1 and IBC Solar IBC Module Transparent 450 LS-TA2?
IBC Solar IBC Module White 455 MS-TA1 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 IBC Module White 455 MS-TA1 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 IBC Module White 455 MS-TA1 is monofacial. Bifacial panels work best on ground mounts or raised structures with a light-coloured surface underneath.
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.