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Risen Brand review

RSM156-6-440M

440 Wp PERC
ComparePV verdict

Middle of its segment, weak in heat

Rank 11,595 of 14,005
Compare panels Datasheet PDF
Power (Wp)
440
Strong · top 15%
Efficiency (%)
20.30
Weak · bottom 23%
Density (Wp/m²)
202.8
Weak · bottom 23%
Temp (%/°C)
-0.370
Weak · bottom 5%
Weight (kg)
25.5
Weak · 3.5 kg above median
Warranty (yrs)
25
Typical · median 25 yrs

The Risen Jäger Plus series redefines performance standards in the renewable energy sector, utilizing advanced monocrystalline architecture. A key differentiator of these modules is Half-Cut cell technology, which drastically reduces resistive losses and ensures the panels perform much better in partial shading conditions than traditional solutions. Through the use of multiple busbars (Multi-busbar), this series offers a shortened charge flow path, which directly translates into higher solar-to-electrical energy conversion efficiency. Investors appreciate these modules primarily for their exceptional resistance to the PID effect and excellent durability against mechanical loads, which is crucial for the safety of the installation over the years. Importantly, Jäger Plus is characterized by a low temperature coefficient, allowing for high yields even during summer heat when standard cells lose their efficiency. This is a solution perfectly tailored to the needs of demanding single-family homeowners and businesses that want to maximize their return on investment while maintaining the highest technical reliability. The use of these panels allows for solving the problem of limited mounting space, delivering higher power density from every square meter of roof or ground.

Ranking

954 panels in the segment PERC 400-450 W
Metric This panel Median Position in segment Overall rank
Module efficiency 20.30% 20.60% Weak · bottom 23% 11,769
Power density 202.8 206.2 Weak · bottom 23% 11,802
Temperature coefficient -0.370 -0.350 Weak · bottom 5% 13,081
Weight per kWp 58.0 53.0 Weak · bottom 20% 11,497
Performance warranty 25 yrs 25 yrs Typical 9,798
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 3 caution
Best for

Residential, commercial, shaded-installations and hot-climate.

Not ideal for

Hot climates, weight-limited structures and tight roof space.

Watch-outs
-0.370 %/°C temperature coefficient

Bottom 5% of the PERC 400-450 W segment, against a median of -0.350. Ranked 13,081st in the whole database.

58.0 kg per kWp

Bottom 20% of the PERC 400-450 W segment, against a median of 53.0.

20.30% module efficiency

Bottom 23% of the PERC 400-450 W segment, against a median of 20.60%.

Notes from the database
  • At 20.3% efficiency, this panel is on par with typical PERC 400-450W modules
  • 202.8 W/m² power density is 3.4 W/m² below PERC 400-450W median (206.2 W/m²) - requires larger installation area
  • At -0.37%/°C, loses 0.02pp more power per degree than PERC 400-450W median (-0.35%/°C)
  • Weight of 25.5 kg is 3.5 kg above PERC 400-450W median (22.0 kg) - verify structural support
  • In the top 84% for efficiency among all PERC panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 440 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 20.30 % Weak Segment median 20.60%
Vmpp · Impp 43.80 V · 10.06 A Operating point at max power
Voc · Isc 52.62 V · 10.67 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2178×996×40 mm · 2.17 m² of roof
Weight 25.5 kg Weak Weak · 3.5 kg above median
Cells 156 · PERC Monocrystalline
Coefficient Pmax -0.370 %/°C Weak bottom 5% of its segment
Coefficient Voc · Isc -0.290 · 0.050 %/°C
NOCT 44 °C At 800 W/m², 20 °C ambient
Product warranty 12 years Hardware defects only
Performance warranty 25 years Typical median 25 yrs · median 25 yrs
End-of-warranty output 84.8 % Equals 361 W guaranteed
Degradation 2.00 → 0.55 % First year, then annual

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
-0.370 %/°C against a segment median of -0.350
-
Filter these
Size
Panel Power Eff. Temp. Weight Difference
Risen RSM156-6-440M 440 W 20.30% -0.370 25.5 kg You are here
AIKO-A490-MCE54Mw 490 W 24.50% -0.260 21.0 kg +50 W, cooler, +4.2 pp
STP-NT11/48QGSF-490 490 W 24.50% -0.260 21.5 kg +50 W, cooler, +4.2 pp
JAT54S40-485/LR 485 W 24.30% -0.260 19.3 kg Cooler, lighter, +4.0 pp
AIKO-A485-MCE54Mw 485 W 24.30% -0.260 21.0 kg Cooler, +4.0 pp, +5 yr warranty
AIKO-A485-MAH54Mw 485 W 24.30% -0.260 21.5 kg Cooler, +4.0 pp, +5 yr warranty
GK-5-54HG-485M 485 W 24.30% -0.260 21.0 kg Cooler, +4.0 pp, +5 yr warranty
ZEUS 3.0+ 108 485WP 485 W 24.30% -0.260 24.2 kg Cooler, +4.0 pp, +5 yr warranty
RSM156-6-430M 430 W 19.80% -0.370 25.5 kg -10 W, -0.5 pp
RSM156-6-435M 435 W 20.10% -0.370 25.5 kg Very close match
RSM156-6-445M 445 W 20.50% -0.370 25.5 kg Very close match
RSM156-6-450M 450 W 20.70% -0.370 25.5 kg +10 W, +0.4 pp
RSM156-6-455M 455 W 21.00% -0.370 25.5 kg +15 W, +0.7 pp
HS530TC-MHG-D 530 W 22.20% -0.280 28.0 kg +90 W, cooler, +1.9 pp
MS480NC-HJTPBFT 480 W 22.10% -0.260 23.0 kg Cooler, +1.8 pp, +5 yr warranty
HS525TC-MHG-D 525 W 22.00% -0.280 28.0 kg +85 W, cooler, +1.7 pp
MS475NC-HJTPBFT 475 W 21.90% -0.260 23.0 kg Cooler, +1.6 pp, +5 yr warranty

Found 6 panels of the same or similar size to this one, within ±10 mm. See them here Found 12 panels of the same or similar size to this one, within ±25 mm. See them here Found 20 panels of the same or similar size to this one, within ±50 mm. See them here Found 401 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What warranty does the Risen Jäger Plus series come with and what does it cover?
The Risen Jäger Plus carries a 12-year product warranty covering material and workmanship defects, along with a 25-year linear power output warranty. Risen guarantees at least 84.3% of nominal power after 25 years, with an annual degradation rate not exceeding 0.55%. These figures are consistent with industry expectations for Tier 1 manufacturers, a category Risen firmly belongs to.
What is half-cut PERC technology and why does it matter in the Jäger Plus panels?
Half-cut cells are standard solar cells sliced in half, which lowers the current flowing through each cell and significantly reduces resistive losses. Combined with PERC technology, which reflects unabsorbed light back into the cell for a second pass, the Jäger Plus achieves noticeably higher conversion efficiency than older full-cell modules. In practical terms, this means better performance under partial shading and lower operating temperatures.
Do Risen Jäger Plus 455W panels perform well in hot summer conditions?
Yes. The Jäger Plus series features a low temperature coefficient, meaning it loses less power than cheaper alternatives when cell temperature rises above the standard 25°C test condition. On a hot day, when module surface temperatures can reach 60-70°C, panels with a low temperature coefficient generate measurably more electricity. This is particularly important for maximizing summer energy yields.
Are Jäger Plus panels resistant to PID and how does that affect long-term system performance?
Yes, the Risen Jäger Plus offers strong resistance to Potential Induced Degradation (PID), a phenomenon caused by voltage differentials across a PV system that can lead to double-digit power losses within just a few years in non-resistant modules. With PID resistance built in, Jäger Plus installations maintain stable output throughout the entire 25-year power warranty period, directly improving the system's LCOE and return on investment.
Is the Risen Jäger Plus 455W panel suitable for a pitched residential rooftop installation?
Yes, the Jäger Plus series up to 455 Wp is widely used in residential prosumer installations on pitched roofs. Each module weighs approximately 25.5 kg, which requires a properly rated racking system but is fully compatible with standard mounting solutions available on the market. Wind and snow load calculations should be factored into the system design to ensure structural safety.
How do Risen Jäger Plus panels differ from cheaper monocrystalline modules without multi-busbar technology?
The key difference is the multi-busbar (MBB) cell design. Conventional modules typically use 4-5 busbars, while the Jäger Plus uses significantly more. This shortens the current path within each cell, reducing internal resistance losses and increasing tolerance to micro-cracks. The practical result is higher module efficiency, better long-term power retention, and improved resilience against mechanical stress during handling and installation.
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