--- title: "Heckert Solar NeMo 2.0 60M 330 330W Solar Panel - Specs & Review | ComparePV" description: "Heckert Solar NeMo 2.0 60M 330 330W solar panel. Specs: 19.60% efficiency, Monocrystalline cells, dimensions, warranty and temperature coefficient." source: "https://comparepv.com/panel/heckert-solar-nemo-2-0-60m-330" updated: 2026-09-11 --- # Heckert Solar NeMo 2.0 60M 330 Middle of its segment, weak in heat 3,085 panels in the 230-430 W band, all technologies ## Identity - **Manufacturer:** Heckert Solar - **Model:** NeMo 2.0 60M 330 - **Series:** NeMo 2.0 60 M - **Rated power:** 330 W - **Cell technology:** Monocrystalline ## How it compares Compared against 230-430 W band, all technologies (3085 panels). | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Power (Wp) | 330 W | 395 W | Weak - bottom 17% | | | Module efficiency | 19.60% | 20.30% | Typical | 12,589 | | Power density | 196.4 | 202.8 | Typical | 12,555 | | Temperature coefficient | -0.380 | -0.350 | Weak - bottom 10% | 13,397 | | Weight (kg) | 18.3 kg | 21.2 kg | Typical | | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,798 | ### Full peer table | Measure | This panel | Segment median | Standing | Rank | | --- | --- | --- | --- | --- | | Module efficiency | 19.60% | 20.30% | Typical | 12,589 | | Power density | 196.4 | 202.8 | Typical | 12,555 | | Temperature coefficient | -0.380 | -0.350 | Weak - bottom 10% | 13,397 | | Weight per kWp | 55.5 | 55.7 | Typical | 9,863 | | Performance warranty | 25 yrs | 25 yrs | Typical | 9,798 | ### Watch out for - **-0.380 %/°C temperature coefficient** - Bottom 10% of the 230-430 W band, against a median of -0.350. - **Best for:** Residential, commercial and cold-climate. - **Not ideal for:** Hot climates. ## Specification ### Electrical - **Rated power (Pmax):** 330 W - **Efficiency:** 19.60 % - **Voltage at Pmax (Vmp):** 33.55 V - **Current at Pmax (Imp):** 9.91 A - **Open-circuit voltage (Voc):** 41.10 V - **Short-circuit current (Isc):** 10.44 A - **Max system voltage:** 1000 V ### Temperature - **Temperature coefficient of Pmax:** -0.380 %/degC - **Temperature coefficient of Voc:** -0.350 %/degC - **Temperature coefficient of Isc:** 0.070 %/degC - **NOCT:** 44 degC ### Cell and construction - **Cell type:** Monocrystalline - **Cell count:** 60 ### Physical - **Length:** 1670 mm - **Width:** 1006 mm - **Thickness:** 38 mm - **Weight:** 18.3 kg - **Area:** 1.68 m2 - **Power density:** 196.4 Wp/m2 ### Warranty and degradation - **Product warranty:** 15 years - **Performance warranty:** 25 years - **Output guaranteed at end of warranty:** 80.0 % - **Output after 30 years:** 251 W ## Rank in the whole catalogue | Measure | Position | | --- | --- | | Efficiency | 12589 of 14005 | | Power density | 12555 of 14005 | | Temperature coefficient | 13397 of 14005 | | Weight | 9863 of 14005 | | Warranty | 9798 of 14005 | ## Pros - **100% Made-in-Germany Manufacturing** - Modules are produced at facilities in Chemnitz and Langenwetzendorf (Thuringia) using exclusively renewable electricity — partly generated by on-site PV systems installed on the production hall rooftops. TÜV certification to IEC 61215:2016 and IEC 61730:2016 confirms a fully European supply chain, eliminating the logistical delay risks associated with East Asian sourcing and simplifying carbon footprint accounting under the EU's Carbon Border Adjustment Mechanism (CBAM). - **Module Efficiency of 19.4–19.9% Above Peer Median** - Benchmarked against comparable series in the same power class (up to 335 Wp), the NeMo 2.0 60 M outperforms the SP Enerji SP Poly 72-cell (17.26%) by approximately 2.4–2.7 percentage points and the Huasun HSN-210R-B72 (15.1%) by more than 4 percentage points. On a typical prosumer rooftop of 30 m², the efficiency advantage over the poly 72-cell product translates to approximately 180–220 kWh of additional annual energy yield. - **Mechanical Load Rating: 5,400 Pa Snow / 1,600 Pa Wind** - Technical documentation confirms a snow load rating of 5,400 Pa and a wind load rating of 1,600 Pa — well above the EN 1991-1-3 requirements for most Polish climate zones (Zone III: ~2,000 Pa snow). The frame design and tempered glass allow safe operation in alpine or harsh-winter regions without the need for additional racking reinforcement. - **25-Year Linear Power Output Warranty** - The manufacturer provides a linear performance warranty for 25 years alongside a 15-year product warranty. Combined with TÜV certification and EU-based manufacturing, this gives installers and end-users a genuinely enforceable legal recourse under Polish law, with no need to engage entities outside of Europe. ## Cons - **Series Discontinued** - According to manufacturer data, the NeMo 2.0 60 M series carries discontinued status (originally released in 2016). New modules are available exclusively from distributor stock — creating a risk that system expansion or module replacement will be impossible once inventory is exhausted. Over the 15–25-year power output warranty horizon, the absence of active production may complicate warranty claims and module substitution. - **Legacy PERC Technology vs. TOPCon** - The monocrystalline cells in this 2016-generation series are mono-PERC; Heckert Solar has since replaced this line with the Apollon series featuring N-type TOPCon cells (launched spring 2024) and the upcoming Zeus 3.0 series with TOPCon back-contact cells (up to 480 Wp, 2026). The NeMo 2.0 60 M temperature coefficient of approximately −0.39 to −0.41%/°C compares unfavorably to the −0.30%/°C achieved by modern TOPCon modules — under Polish summer conditions, this gap produces measurable production losses on hot days. - **Efficiency Below Segment Leader** - The maximum efficiency of 19.9% remains 1.3 percentage points below the SunLink LUXMAX (20.16%) within the identical power class of up to 335 Wp. For installations with severely constrained roof area, this power density gap may be the deciding factor in favor of a competing module. ## About this series The Heckert Solar NeMo 2.0 60 M series defines reliability standards thanks to its unique approach of **production entirely in Germany**. The use of advanced monocrystalline cells in a 60-cell format makes these modules an ideal choice for prosumer installations, where maximizing the use of limited roof space is key. What sets this series apart from the competition is the **increased mechanical resistance** of the structure, allowing for safe operation in regions exposed to heavy snowfall or strong winds. These panels effectively solve the problem of long-term performance decline, offering stable electrical parameters for decades. Investors appreciate the **high surface efficiency**, which allows for generating more energy from fewer modules. An additional advantage is the **sustainable manufacturing process** powered by green energy, making these panels an ecological product not just in name. The NeMo 2.0 60 M series is designed for demanding individual customers and companies whose priority is investment security and a European certificate of origin for components, eliminating risks associated with Far Eastern logistics. The solid construction of the frame and precise fitting of the elements guarantee easy installation and an aesthetic appearance for the entire photovoltaic system. ## Notable figures - Efficiency of 19.6% is 2.2pp below the \*\*database\*\* median (21.8%) - Power density of 196.4 W/m² is 21.7 W/m² below \*\*database\*\* median (218.1 W/m²) - needs more roof space - Temperature coefficient of -0.38%/°C is 0.08pp worse than \*\*database\*\* median (-0.30%/°C) - higher losses in summer heat - At 18.3 kg, this panel is 8.2 kg lighter than \*\*database\*\* median (26.5 kg) - easier handling during installation - In the top 90% for efficiency among all N-type panels ## Questions ### Is the Heckert Solar NeMo 2.0 60 M series still available for purchase? The NeMo 2.0 60 M series has been discontinued by Heckert Solar. New units may still be found in distributor stock or on the secondary market. If you are planning a new installation, contact an authorized reseller about currently manufactured Heckert Solar alternatives or comparable monocrystalline panels from other European brands. ### What warranty does the Heckert Solar NeMo 2.0 60 M come with? Heckert Solar offered a 15-year product warranty on NeMo 2.0 60 M modules, which exceeds the 10–12 year standard common among competitors. A 25-year linear power warranty also applies, guaranteeing that the module retains at least 80% of its rated output power throughout 25 years of operation. ### Can the NeMo 2.0 60 M panels handle heavy snow and wind loads in Central Europe? Yes. The NeMo 2.0 60 M modules are certified for a snow load of up to 5,400 Pa and a wind load of up to 2,400 Pa. Most Central European building codes require panels to withstand 2,000–3,000 Pa of snow pressure, so these modules offer substantial safety margin even in demanding winter conditions in northern or eastern regions. ### What is the peak power output of the Heckert Solar NeMo 2.0 60 M, and how many panels does a home system need? The top variant of the series reaches 335 Wp under STC conditions. A typical household consuming 3,500–4,000 kWh per year usually needs 8–12 modules (a 3–4 kWp array). The compact 60-cell format (approx. 1670×1006 mm) makes it easy to arrange panels on smaller roof sections without sacrificing total system output. ### Why choose a German-manufactured panel like the Heckert Solar NeMo 2.0 60 M? German manufacturing means full quality control at every production stage, no logistical risks from long-distance supply chains, and compliance with European environmental standards. Heckert Solar produces its modules using renewable energy, resulting in a lower carbon footprint. A verified European certificate of component origin provides additional assurance for investors who prioritize long-term warranty security. ### Do the monocrystalline cells in the NeMo 2.0 60 M perform well on overcast days typical of Central European climate? The monocrystalline cells used in the NeMo 2.0 60 M series deliver higher conversion efficiency than polycrystalline cells — up to approximately 19.9% for the 335 Wp module — which translates to better energy harvest under diffuse irradiance. On overcast days the panels still generate useful power, though output will be proportionally lower than in full sun, a characteristic shared by all PV technologies. ## Datasheet [Manufacturer datasheet (PDF)](https://comparepv.com/datasheets/DB-NeMo-20-60-M-325-335-Wp-3093f1a2daae.pdf) ## Alternatives | Panel | Power | How it differs | | --- | --- | --- | | [JA Solar NS-300MH-72](https://comparepv.com/panel/ja-solar-ns-300mh-72) | 300 W | Cooler, lighter, +3.7 pp | | [PolyCrown Solar Tech NS-300MH-72](https://comparepv.com/panel/polycrown-solar-tech-ns-300mh-72) | 300 W | Cooler, lighter, +3.7 pp | | [Heckert Solar ZEUS 1.2 FullBlack 280W](https://comparepv.com/panel/heckert-solar-zeus-1-2-fullblack-280w) | 280 W | -50 W, cooler, +3.7 pp | | [JA Solar NS-330MH-80](https://comparepv.com/panel/ja-solar-ns-330mh-80) | 330 W | Cooler, lighter, +3.5 pp | | [PolyCrown Solar Tech NS-330MH-80](https://comparepv.com/panel/polycrown-solar-tech-ns-330mh-80) | 330 W | Cooler, lighter, +3.5 pp | | [Gamko New Energy GKA182M285W](https://comparepv.com/panel/gamko-new-energy-gka182m285w) | 285 W | Lighter, +3.4 pp, +5 yr warranty | | [Gamko New Energy GKA182M300W](https://comparepv.com/panel/gamko-new-energy-gka182m300w) | 300 W | -30 W, +3.4 pp, +5 yr warranty | | [Gamko New Energy GKA210M320W](https://comparepv.com/panel/gamko-new-energy-gka210m320w) | 320 W | Lighter, +3.4 pp, +5 yr warranty | | [Gamko New Energy GKA210M340W](https://comparepv.com/panel/gamko-new-energy-gka210m340w) | 340 W | Lighter, +3.4 pp, +5 yr warranty | | [Heckert Solar NEMO 2.0 60 M BLACK 315](https://comparepv.com/panel/heckert-solar-nemo-2-0-60-m-black-315) | 315 W | -15 W, hotter, -0.8 pp | | [Heckert Solar NEMO 2.0 60 M BLACK 320](https://comparepv.com/panel/heckert-solar-nemo-2-0-60-m-black-320) | 320 W | -10 W, hotter, -0.5 pp | | [Heckert Solar NEMO® 2.0 60 M 325](https://comparepv.com/panel/heckert-solar-nemo-2-0-60-m-325) | 325 W | -0.2 pp | | [Jetion JT440SYK(B)](https://comparepv.com/panel/jetion-jt440syk-b) | 440 W | +110 W, cooler, +3.3 pp | | [Jetion JT435SYk(B)](https://comparepv.com/panel/jetion-jt435syk-b) | 435 W | +105 W, cooler, +3.1 pp | | [Maxeon SPR-MAX3-400-COM](https://comparepv.com/panel/maxeon-spr-max3-400-com) | 400 W | Cooler, +3.0 pp, +15 yr warranty | | [Jetion JT430SYk(B)](https://comparepv.com/panel/jetion-jt430syk-b) | 430 W | +100 W, cooler, +2.8 pp | --- Source: https://comparepv.com/panel/heckert-solar-nemo-2-0-60m-330 Not in this file, on the page: a thirty-year output simulator and alternatives filtered by how closely they match these dimensions.