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Runergy HY-DH156N8-635
Runergy Brand review

HY-DH156N8-635

635 Wp N-type Bifacial 80%
ComparePV verdict

Solid all-round for its segment

Rank 2,385 of 14,005
Compare panels Datasheet PDF
Power (Wp)
635
Strong · top 22%
Efficiency (%)
22.70
Typical · median 22.77%
Density (Wp/m²)
227.2
Typical · median 227.7
Temp (%/°C)
-0.290
Typical · median -0.290
Weight (kg)
33.9
Typical · median 32.5 kg
Warranty (yrs)
30
Typical · median 30 yrs

The Runergy HY-DH156N8 series was designed with a focus on achieving high yield from the same surface area and ensuring stable operation for years. These modules are based on N-type wafers in TOPCon technology, which helps maintain parameters over time and reduces susceptibility to common degradation effects often seen in standard panels. The double glass (dwuszybowa) construction enhances environmental resistance and improves stiffness, which is important for demanding installation conditions.

In practice, the HY-DH156N8 offers benefits where reducing construction and cabling costs is a priority-higher power per module simplifies the design and lowers BOS. Additionally, bifacialness helps increase energy production on the ground and on light-colored roofs, when the rear side has favorable reflection conditions. These modules will excel primarily in PV farms and large commercial projects, where longevity, durability, and predictable yield are key factors, not just "paper parameters."

Ranking

359 panels in the segment N-type 600-650 W
Metric This panel Median Position in segment Overall rank
Module efficiency 22.70% 22.77% Typical 3,307
Power density 227.2 227.7 Typical 3,252
Temperature coefficient -0.290 -0.290 Typical 2,165
Weight per kWp 53.4 52.7 Typical 7,288
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

0 positive · 0 caution
Best for

Utility-scale, commercial and hot-climate.

Notes from the database
  • Efficiency of 22.7% matches the N-type 600-650W median
  • Power density of 227.2 W/m² matches the N-type 600-650W median
  • Temperature coefficient of -0.29%/°C matches the N-type 600-650W median
  • Weight of 33.9 kg is 1.4 kg above N-type 600-650W median (32.5 kg) - verify structural support
  • Bifaciality factor of 80% can add 4-12% extra yield with reflective mounting surface

Specifications

Open datasheet PDF
Nominal power (Pmax) 635 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 22.70 % Typical Segment median 22.77%
Vmpp · Impp 47.97 V · 13.24 A Operating point at max power
Voc · Isc 56.56 V · 13.89 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2465×1134×30 mm · 2.80 m² of roof
Weight 33.9 kg Typical Typical · median 32.5 kg
Cells 156 · N-type Monocrystalline
Bifaciality 80 % Rear output as a share of front
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 87.4 % Equals 555 W guaranteed
Degradation 1.00 → 0.40 % 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
-
With bifacial gain
-

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
-
Bifacial gain
Rear gain over light concrete: -
-

Model: bifaciality × albedo × 0.6 view factor. A first-order estimate, not a yield simulation.

Filter these
Size
Panel Power Eff. Temp. Weight Difference
Runergy HY-DH156N8-635 635 W 22.70% -0.290 33.9 kg You are here
AIKO-A650-MAE72Mw 650 W 25.20% -0.260 27.0 kg Cooler, lighter, +2.5 pp
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg +45 W, lighter, +2.5 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg +40 W, lighter, +2.3 pp
AIKO-A645-MAE72Mw 645 W 25.00% -0.260 27.0 kg Cooler, lighter, +2.3 pp
AIKO-G670-MCH72Mw 670 W 24.80% -0.260 28.2 kg +35 W, lighter, +2.1 pp
LR7-72HVHF-670M 670 W 24.80% -0.260 28.5 kg +35 W, lighter, +2.1 pp
AIKO-A640-MAE72Mw 640 W 24.80% -0.260 27.0 kg Cooler, lighter, +2.1 pp
HY-DH156N8-625 625 W 22.40% -0.290 34.4 kg -10 W, -0.3 pp
HY-DH156N8-630 630 W 22.50% -0.290 33.9 kg Very close match
HY-DH156N8-640 640 W 22.90% -0.290 33.9 kg Very close match
HY-DH156N8-645 645 W 23.10% -0.290 33.9 kg +10 W, +0.4 pp
HY-DH156N8-650 650 W 23.30% -0.290 33.9 kg +15 W, +0.6 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg +65 W, cooler, +2.3 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg +60 W, cooler, +2.2 pp
JKM650-670N-66QL6-BDV (670W class) 670 W 24.80% -0.260 32.5 kg +35 W, cooler, +2.1 pp

Found 616 panels of the same or similar size to this one, within ±10 mm. See them here Found 616 panels of the same or similar size to this one, within ±25 mm. See them here Found 616 panels of the same or similar size to this one, within ±50 mm. See them here Found 1813 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
What warranty does the Runergy HY-DH156N8 series come with?
The HY-DH156N8 series includes a 12-year product warranty and a 30-year linear power output warranty. After 30 years, the module is guaranteed to retain at least 87.4% of its rated power, with annual degradation below 0.40%. This is among the strongest power warranties in its class, resulting in highly predictable energy yield over the full system lifetime.
How does the N-type TOPCon technology in the HY-DH156N8 compare to standard PERC panels?
N-type TOPCon cells exhibit lower LID (light-induced degradation) and are more resistant to PID than conventional P-type PERC cells. The HY-DH156N8 achieves up to 23.1% efficiency with a Pmpp temperature coefficient of -0.29%/°C versus the typical -0.35%/°C for PERC. On hot days this translates into measurably higher energy output per unit of roof or ground area.
Is the Runergy HY-DH156N8 bifacial, and when does bifaciality actually pay off?
Yes, the HY-DH156N8 is a bifacial module — the rear glass surface captures light reflected from the ground or light-colored rooftops. The bifacial gain is most significant in ground-mounted systems with high albedo surfaces (sand, concrete, white agri-film) or flat rooftops with a white TPO/PVC membrane. On standard dark pitched roofs the rear-side contribution is minimal and should not be the primary purchasing argument.
How heavy is the HY-DH156N8 panel and can it be installed on a regular pitched roof?
The module weighs approximately 33.9 kg and measures 2465 × 1134 × 30 mm — a format typical of utility-scale applications. Due to its large size and weight, the HY-DH156N8 series is intended primarily for solar farms and large commercial projects on flat rooftops or ground-mounted racking. Installation on pitched residential roofs is very difficult without specialized lifting equipment.
How do Runergy HY-DH156N8 panels perform in winter and at low temperatures?
With a Pmpp temperature coefficient of -0.29%/°C, the HY-DH156N8 outperforms many PERC modules in cold conditions. At sub-zero temperatures panel efficiency actually rises, delivering higher output on sunny winter days. The double glass construction provides additional protection against moisture ingress, icing, and thermal stress cycling.
What type of installations are Runergy HY-DH156N8 panels rated up to 645 Wp best suited for?
The HY-DH156N8 series is designed for utility-scale solar farms and large commercial PV installations. The high per-module output of up to 645 Wp reduces the total module count and lowers BoS costs — including wiring, racking, and connectors. The bifacial design and rugged double glass encapsulation further increase annual energy yield and long-term durability in demanding field conditions.
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