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Reliance New Energy Brand review

RNE720AA-66-BGG

720 Wp HJT Bifacial 86%
ComparePV verdict

Solid all-round for its segment

Rank 374 of 14,005
Compare panels Datasheet PDF
Power (Wp)
720
Typical for its class
Efficiency (%)
23.10
Typical · median 23.02%
Density (Wp/m²)
231.2
Typical · median 230.2
Temp (%/°C)
-0.240
Typical · median -0.240
Weight (kg)
38.3
Typical · median 38.3 kg
Warranty (yrs)
30
Typical · median 30 yrs

The RNE Pro-L series is Reliance New Energy's flagship photovoltaic module line, engineered for installations where maximizing energy yield from limited roof or ground space is the priority. These panels use half-cut G12 heterojunction (HJT) cells, delivering exceptionally stable performance even under elevated temperatures and partial shading conditions. Thanks to bifacial technology, the modules capture sunlight from both sides, boosting energy harvest without increasing the installation footprint, which directly lowers project LCOE. The series stands out with its industry-leading power temperature coefficient and minimal annual degradation, allowing it to maintain high productivity throughout the entire lifecycle of the installation. The HJT cell construction also delivers outstanding resistance to degradation, translating into reliable, predictable output backed by a long-term power warranty. RNE Pro-L is built for investors in commercial and industrial projects, as well as larger residential systems, who expect a strong return on investment with reduced operational risk. It's a panel for those who prioritize durability, stable energy production, and premium-grade modern silicon technology.

Ranking

222 panels in the segment HJT 700-750 W
Metric This panel Median Position in segment Overall rank
Module efficiency 23.10% 23.02% Typical 1,570
Power density 231.2 230.2 Typical 1,624
Temperature coefficient -0.240 -0.240 Typical 13
Weight per kWp 53.2 53.6 Typical 7,025
Performance warranty 30 yrs 30 yrs Typical 21
Colour key Strong - top 25% Typical - middle 50% Weak - bottom 25%

Signals from the data

5 positive · 3 caution
Best for

Utility-scale, commercial, hot-climate and shaded-installations.

What owners get
HJT half-cut G12 cells

Heterojunction (HJT) half-cut G12 cells deliver a very low power temperature coefficient of -0.24%/°C and stable performance under elevated module temperatures and partial shading, translating into higher yield in hot climates compared to conventional PERC cells.

Bifacial technology with 86%±5% bifaciality

The modules capture irradiance from both sides, and under suitable mounting conditions (height, ground albedo) can add 10-30% extra energy without increasing installation footprint, lowering project LCOE.

30-year linear power warranty

The manufacturer states an annual power degradation of just 0.3%/year over a 30-year power warranty - longer than the standard 25 years offered by most PERC/TOPCon manufacturers on the market.

Manufactured at a gigawatt-scale HJT facility

Modules are produced at the Dhirubhai Ambani Green Energy Giga Complex in Jamnagar, India, with BIS certification, providing large-scale quality control and a local supply chain independent of typical export constraints from China.

Dual-glass construction and IP68 rating

Double-glass build combined with an IP68-rated junction box improves resistance to moisture, PID and microcracks, supporting the claimed long-term durability for commercial and industrial installations.

Trade-offs
Product warranty shorter than top premium peers

The 15-year product warranty is a standard market baseline, but some premium HJT/TOPCon manufacturers (e.g., LONGi, Trina Vertex) already offer 20-25-year product warranties - RNE Pro-L does not stand out on this metric despite being positioned as a flagship series.

Efficiency slightly below peer comparables

Maximum efficiency of 23.1% at 720 Wp is marginally lower than competing modules from DMEGC (DMxxxG12T-B66HSW) and GCL (GCL-NH12/66GDF), which reach 23.2% at the same power class - a small but measurable gap.

Limited market track record

The series launched in 2024 (REI Expo), so long-term real-world degradation data is not yet available compared to established Tier-1 manufacturers with a longer history in HJT technology.

Notes from the database
  • At 23.1% efficiency, this panel is on par with typical HJT 700-750W modules
  • Power density of 231.2 W/m² matches the HJT 700-750W median
  • At -0.24%/°C, hot weather performance is typical for HJT 700-750W panels
  • Bifaciality factor of 86% can add 4-13% extra yield with reflective mounting surface
  • #1570 for efficiency, #13 for temperature performance out of 14005 panels

Specifications

Open datasheet PDF
Nominal power (Pmax) 720 Wp Nameplate at 1000 W/m², 25 °C
Module efficiency 23.10 % Typical Segment median 23.02%
Vmpp · Impp 41.60 V · 17.31 A Operating point at max power
Voc · Isc 49.60 V · 18.10 A Sizes the string length
Max system voltage 1500 V Longer strings than 1000 V modules
Dimensions 2386×1305×30 mm · 3.11 m² of roof
Weight 38.3 kg Typical Typical · median 38.3 kg
Cells 132 · HJT Monocrystalline
Bifaciality 86 % Rear output as a share of front
Coefficient Pmax -0.240 %/°C Typical median -0.240 of its segment
Coefficient Voc · Isc -0.240 · 0.040 %/°C
NOCT 44 °C At 800 W/m², 20 °C ambient
Product warranty 15 years Hardware defects only
Performance warranty 30 years Typical median 30 yrs · median 30 yrs
End-of-warranty output 90.3 % Equals 650 W guaranteed
Degradation 1.00 → 0.30 % 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
-0.240 %/°C against a segment median of -0.240
-
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
Reliance New Energy RNE720AA-66-BGG 720 W 23.10% -0.240 38.3 kg You are here
AIKO-A680-MDE72Mw 680 W 25.20% -0.260 29.0 kg -40 W, lighter, +2.1 pp
AIKO-A675-MDE72Mw 675 W 25.00% -0.260 29.0 kg -45 W, lighter, +1.9 pp
AIKO-A700-MAE78Dw 700 W 25.00% -0.260 34.5 kg Hotter, lighter, +1.9 pp
AIKO-A695-MAE78Dw 695 W 24.90% -0.260 34.5 kg -25 W, lighter, +1.8 pp
AIKO-G670-MCH72Mw 670 W 24.80% -0.260 28.2 kg -50 W, lighter, +1.7 pp
LR7-72HVHF-670M 670 W 24.80% -0.260 28.5 kg -50 W, lighter, +1.7 pp
JKM650-670N-66QL6-BDV (670W class) 670 W 24.80% -0.260 32.5 kg -50 W, lighter, +1.7 pp
RNE690AA-66-BGG 690 W 22.20% -0.240 38.3 kg -30 W, -0.9 pp
RNE695AA-66-BGG 695 W 22.30% -0.240 38.3 kg -25 W, -0.8 pp
RNE700AA-66-BGG 700 W 22.50% -0.240 38.3 kg -20 W, -0.6 pp
RNE705AA-66-BGG 705 W 22.60% -0.240 38.3 kg -15 W, -0.5 pp
RNE710AA-66-BGG 710 W 22.80% -0.240 38.3 kg -10 W, -0.3 pp
RNE715AA-66-BGG 715 W 23.00% -0.240 38.3 kg Very close match
AIKO-A805-GRH78Dw 805 W 25.10% -0.260 39.8 kg +85 W, hotter, +2.0 pp
AIKO-A800-GRH78Dw 800 W 24.90% -0.260 39.8 kg +80 W, hotter, +1.8 pp
AIKO-A795-GRH78Dw 795 W 24.80% -0.260 39.8 kg +75 W, hotter, +1.7 pp

Found 1390 panels of the same or similar size to this one, within ±10 mm. See them here Found 1400 panels of the same or similar size to this one, within ±25 mm. See them here Found 1400 panels of the same or similar size to this one, within ±50 mm. See them here Found 1432 panels of the same or similar size to this one, within ±100 mm. See them here

Common questions

6 answered
How does the HJT cell technology in RNE Pro-L differ from classic PERC cells?
HJT (heterojunction) cells combine crystalline silicon with a thin amorphous silicon layer, reducing energy losses at high temperatures and limiting long-term degradation. Unlike PERC, RNE Pro-L panels retain higher efficiency in summer heat and have a lower power temperature coefficient, producing more energy in hot climates or on poorly ventilated roofs.
Does bifacial technology in RNE Pro-L actually increase energy yield?
Yes, RNE Pro-L bifacial modules capture light on both the front and rear side, generating additional energy from light reflected off the roof, ground, or bright surfaces beneath the array. This delivers higher output from the same installed area without adding panels, lowering the LCOE per watt of installed capacity.
What warranty comes with RNE Pro-L panels and what does it cover?
The RNE Pro-L series includes a 15-year product warranty against material and workmanship defects, plus a 30-year linear power output warranty. Thanks to low annual degradation, the panels maintain high efficiency throughout their service life, making them a low-risk choice for long-payback investments.
Are 720 Wp RNE Pro-L panels suitable for commercial and industrial installations?
Yes, the high unit power of 720 Wp combined with HJT half-cut G12 cells makes RNE Pro-L well suited to solar farms, industrial rooftops, and larger residential systems. Fewer panels are needed to reach a target capacity, cutting installation, wiring, and mounting structure costs.
How well does RNE Pro-L handle partial shading, such as from chimneys or trees?
The half-cut cell design splits cells into smaller segments, limiting power loss across the whole panel when only part of it is shaded. Combined with HJT technology, which is less prone to hot spots, RNE Pro-L maintains more stable energy production than conventional modules under partial shading.
How does low temperature affect the performance of RNE Pro-L panels?
RNE Pro-L panels use HJT cells with one of the lowest power temperature coefficients on the market. This means that in cold weather, where crystalline silicon operates more efficiently, these modules generate relatively more energy relative to their rated power than standard PERC or TOPCon panels.
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