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TP540HG10B-550 vs E550HCBG144 13 of 19 identical Swap Change panels

Tata Power Solar TP540HG10B-550 vs Emmvee E550HCBG144

Tata Power Solar
TP540HG10B-550
550 Wp 21.29 % PERC Bifacial
Open panel page Datasheet PDF
VS
Emmvee E550HCBG144
Emmvee
E550HCBG144
550 Wp 21.29 % PERC Bifacial
Open panel page Datasheet PDF
The verdict

E550HCBG144 leads on the differences that matter

The largest is annual degradation: 0.15 %/yr slower. 13 of 19 comparable parameters are identical.

See all 6 differences
How alike are they
13 of 19 comparable
parameters are identical
identical differs
01

What actually differs

6 of 19 parameters
Parameter TP540HG10B-550 E550HCBG144 Difference
Annual degradation 0.60 %/yr 0.45 %/yr 0.15 %/yr slower
Temperature coefficient -0.370 %/°C -0.350 %/°C 0.020 %/°C better in heat
Weight 33.0 kg 30.0 kg 3.0 kg lighter
Weight per kWp 60.0 kg/kWp 54.5 kg/kWp 5.5 kg/kWp lighter
Short-circuit current 13.42 A 14.01 A 0.59 A apart
Voltage at max power 42.62 V 41.62 V 1.00 V apart
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
TP540HG10B-550
17,582 kWh
E550HCBG144
18,112 kWh
Lifetime gap
530 kWh
Output when it is hot
Rated power carried across the range a module actually sees
Scenario TP540HG10B-550 E550HCBG144
Standard test conditions 25 °C 100.0% of rated power 550 W 550 W
Cool, bright day 40 °C 94.5% of rated power 519 W 521 W
Typical summer roof 55 °C 88.9% of rated power 489 W 492 W
Hot roof 70 °C 83.3% of rated power 458 W 463 W
03

Full specification

Parameter TP540HG10B-550 E550HCBG144 Difference
Power and efficiency
Rated power 550 Wp 550 Wp Same
Module efficiency 21.29 % 21.29 % Same
Power density 212.9 Wp/m² 212.9 Wp/m² Same
Open-circuit voltage 49.75 V 49.90 V Effectively the same
Voltage at max power 42.62 V 41.62 V 1.00 V apart
Short-circuit current 13.42 A 14.01 A 0.59 A apart
Current at max power 12.90 A 13.22 A Effectively the same
Temperature
Temperature coefficient -0.370 %/°C -0.350 %/°C +0.020 %/°C for E550HCBG144
Mechanical
Dimensions 2278x1134x35 mm 2278x1134x35 mm Same
Module area 2.583 m² 2.583 m² Same
Weight 33.0 kg 30.0 kg -3.0 kg for E550HCBG144
Weight per kWp 60.0 kg/kWp 54.5 kg/kWp -5.5 kg/kWp for E550HCBG144
Warranty and degradation
Product warranty 12 yrs 12 yrs Same
Performance warranty 30 yrs 30 yrs Same
Annual degradation 0.60 %/yr 0.45 %/yr -0.15 %/yr for E550HCBG144
Technology
Cell technology PERC PERC Same
Cell type Monocrystalline Monocrystalline Same
Cell count 144 144 Same
Bifacial Yes Yes Same
04

Against the whole database

14,005 panels
Efficiency
#8,708 vs #8,708
Tied - the same position in the database
Power density
#8,497 vs #8,497
Tied - the same position in the database
Heat behaviour
#13,081 vs #10,419
E550HCBG144 leads by 2,662 places
Weight
#12,318 vs #8,867
E550HCBG144 leads by 3,451 places
Warranty
#21 vs #21
Tied - the same position in the database
Overall
#7,023 vs #6,944
E550HCBG144 leads by 79 places
05

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The same specification on paper
06

Written summary

07

Questions about this pairing

Which panel is better: Tata Power Solar TP540HG10B-550 or Emmvee E550HCBG144?
According to our database: Emmvee E550HCBG144 tolerates heat better (temp coeff -0.350%/°C vs -0.370%/°C). See the full spec comparison and 30-year energy simulation above for a complete picture.
What is the efficiency of Tata Power Solar TP540HG10B-550 and Emmvee E550HCBG144?
Tata Power Solar TP540HG10B-550 has a module efficiency of 21.29%, while Emmvee E550HCBG144 is 21.29%. Higher efficiency means more electricity from the same roof area - useful when space is limited.
What cell technology does Tata Power Solar TP540HG10B-550 use vs Emmvee E550HCBG144?
Tata Power Solar TP540HG10B-550 uses PERC cells; Emmvee E550HCBG144 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 Tata Power Solar TP540HG10B-550 and Emmvee E550HCBG144?
Tata Power Solar TP540HG10B-550 has a 30 years power warranty; Emmvee E550HCBG144 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 Tata Power Solar TP540HG10B-550 and Emmvee E550HCBG144 bifacial panels?
Both Tata Power Solar TP540HG10B-550 and Emmvee E550HCBG144 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.
Compare Tata Power Solar and Emmvee as manufacturers Portfolio, efficiency, cell technologies and warranty terms

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.