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Kingdom Brand review

KD-M440-108-N

440 Wp N-type
ComparePV verdict

Space saver, no clear weak spot

Rank 9,343 of 14,005
Compare panels Datasheet PDF
Power (Wp)
440
Strong · top 23%
Efficiency (%)
22.50
Strong · top 10%
Density (Wp/m²)
225.3
Strong · top 9%
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
22.0
Typical · median 22.0 kg
Warranty (yrs)
30
Typical · median 30 yrs

Ranking

321 panels in the segment N-type 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.50% 21.91% Strong · top 10% 4,222
Power density 225.3 218.3 Strong · top 9% 4,099
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 50.0 51.2 Typical 3,317
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

2 positive · 0 caution
Best for

Roofs where every square metre counts and small roofs that need every watt.

Strengths
225.3 watts per square metre

Top 9% of the N-type 400-450 W segment, against a median of 218.3. Ranked 4,099th in the whole database.

22.50% module efficiency

Top 10% of the N-type 400-450 W segment, against a median of 21.91%. Ranked 4,222nd in the whole database.

Notes from the database
  • 22.5% module efficiency - 0.6pp better than the N-type 400-450W median of 21.9%
  • 225.3 W/m² power density - 7.0 W/m² more than N-type 400-450W median (218.3 W/m²), more power per roof area
  • Temperature coefficient of -0.29%/°C matches the N-type 400-450W median
  • In the top 30% for efficiency among all N-type panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 440 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.50 % Strong Segment median 21.91%
Vmpp · Impp 32.81 V · 13.41 A Operating point at max power
Voc · Isc 39.38 V · 13.86 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 1722×1134×30 mm · 1.95 m² of roof
Weight 22.0 kg Typical Typical · median 22.0 kg
Cells 108 · N-type Monocrystalline
Coefficient Pmax -0.290 %/°C Typical median -0.290 of its segment
Coefficient Voc · Isc -0.250 · 0.045 %/°C
NOCT 45 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 86.4 % Equals 380 W guaranteed
Degradation 2.00 → 0.40 % First year, then annual

Datasheet charts

Open datasheet PDF

Measured curves published by Kingdom in this model's datasheet. A chart carrying a wattage was measured on that variant alone - only the ones that describe 440 Wp appear here. The rest cover the whole series.

KDM Series Linear Performance KDM Series Linear Performance Whole series Temperature Dependence of Isc, Voc, Pmax Temperature Dependence of Isc, Voc, Pmax Whole series

Simulations

Live - change any input
Lifetime output & value
30 years at 1200 kWh/kWp/year and €0.50 per kWh
Power in year 30
-
Lifetime energy
-
Energy value
-

Degradation from this panel's own datasheet figures. No inverter, soiling or shading losses.

Heat losses
-0.290 %/°C against a segment median of -0.290
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Kingdom KD-M440-108-N 440 W 22.50% -0.290 22.0 kg You are here
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +50 W, cooler, +2.0 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +50 W, cooler, +2.0 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg +45 W, cooler, +1.8 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg +45 W, cooler, +1.8 pp
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg +45 W, cooler, +1.8 pp
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg +45 W, cooler, +1.8 pp
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg +45 W, cooler, +1.8 pp
LR7-54HJD-510M 510 W 25.00% -0.240 23.5 kg +70 W, cooler, +2.5 pp
AIKO-A495-MCE54Mw 495 W 24.80% -0.260 21.0 kg +55 W, cooler, +2.3 pp
LR7-54HJD-505M 505 W 24.70% -0.240 23.5 kg +65 W, cooler, +2.2 pp
LR7-54HJD-500M 500 W 24.50% -0.240 23.5 kg +60 W, cooler, +2.0 pp
CIPRO-TN9C54M-500W 500 W 24.50% -0.260 21.4 kg +60 W, cooler, +2.0 pp

Found 1783 panels of the same or similar size to this one, within ±10 mm. See them here Found 1914 panels of the same or similar size to this one, within ±25 mm. See them here Found 3392 panels of the same or similar size to this one, within ±50 mm. See them here Found 3970 panels of the same or similar size to this one, within ±100 mm. See them here

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