--- title: "A.B. Energy vs Sunplus - Brand Comparison | ComparePV" description: "Compare A.B. Energy vs Sunplus solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/a-b-energy-vs-sunplus" --- # A.B. Energy vs Sunplus Sunplus has the broader catalog (11 vs 0 models). Sunplus leans bifacial (100% of lineup). ## The two companies | Attribute | A.B. Energy | Sunplus | | --- | --- | --- | | Country | Germany | | | Headquarters | Wiesbaden | | | Founded | 1996 | | | Employees | 1,400 | | | Annual capacity | | | | Tier 1 | | no | | Listed | Xetra, Frankfurt Stock Exchange: AB9 | | | Website | [https://abo-energy.com](https://abo-energy.com) | | ABO Energy is a renewable energy company that develops and constructs renewable energy projects, focusing on wind, solar, and storage facilities. They offer turnkey solutions and have connected several gigawatts of nominal output to the grid. The company is active internationally and is committed to driving the energy... ## Catalog & Power | Measure | A.B. Energy | Sunplus | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 11 | +11 | | Max Power | 0 W | 750 W | +750 W | | Avg Power | 0 W | 670 W | +670 W | ## Efficiency | Measure | A.B. Energy | Sunplus | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 24.10% | | | Avg Efficiency | - | 22.42% | | ## Reliability & Warranty | Measure | A.B. Energy | Sunplus | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.318%/°C | | | Bifacial Share | 0 (0%) | 11 (100%) | +100 pp | | Avg Warranty | - | 30.0 yrs | | ## Efficiency distribution Sunplus skews to higher efficiency: 55% of lineup is 23%+ | Efficiency band | A.B. Energy | Sunplus | | --- | --- | --- | | 20-21% | 0 | 3 (27.3%) | | 21-22% | 0 | 2 (18.2%) | | 23%+ | 0 | 6 (54.5%) | ## Power distribution Sunplus offers more 600W+ panels (64% of lineup) | Power band | A.B. Energy | Sunplus | | --- | --- | --- | | 500-599W | 0 | 4 (36.4%) | | 600-699W | 0 | 1 (9.1%) | | 700W+ | 0 | 6 (54.5%) | ## Cell technology Dominant cell tech: **HJT** (55%) | Technology | A.B. Energy | Sunplus | | --- | --- | --- | | HJT | 0 | 6 (54.5%) | | PERC | 0 | 5 (45.5%) | ## Top panels, Sunplus | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [750](https://comparepv.com/panel/sunplus-750) | 750 | 24.1 | -0.300 | Monocrystalline | | 2 | [745](https://comparepv.com/panel/sunplus-745) | 745 | 24.0 | -0.300 | Monocrystalline | | 3 | [740](https://comparepv.com/panel/sunplus-740) | 740 | 23.8 | -0.300 | Monocrystalline | | 4 | [735](https://comparepv.com/panel/sunplus-735) | 735 | 23.7 | -0.300 | Monocrystalline | | 5 | [730](https://comparepv.com/panel/sunplus-730) | 730 | 23.5 | -0.300 | Monocrystalline | | 6 | [725](https://comparepv.com/panel/sunplus-725) | 725 | 23.3 | -0.300 | Monocrystalline | | 7 | [SR5-60HBD-600M](https://comparepv.com/panel/sunplus-sr5-60hbd-600m) | 600 | 21.2 | -0.340 | Monocrystalline | | 8 | [SR5-60HBD-595M](https://comparepv.com/panel/sunplus-sr5-60hbd-595m) | 595 | 21.0 | -0.340 | Monocrystalline | | 9 | [SR5-60HBD-590M](https://comparepv.com/panel/sunplus-sr5-60hbd-590m) | 590 | 20.8 | -0.340 | Monocrystalline | | 10 | [SR5-60HBD-585M](https://comparepv.com/panel/sunplus-sr5-60hbd-585m) | 585 | 20.7 | -0.340 | Monocrystalline | ## Summary Sunplus, operating as Sunplus Optimum Inc., is a solar module company oriented toward the United States market, with distribution warehouses in California, New Jersey, and Texas. It presents itself as a newer entrant designed to diversify the American supply chain, claiming production facilities in the multi-gigawatt range - though independent verification of that figure or a confirmed BloombergNEF Tier 1 designation was not found in publicly available industry sources. A.B. Energy srls is an Italian company, founded by partners with roughly three decades of experience in the electrical and electronic equipment sector, and is classified on the ENFSolar industry directory as a seller rather than a manufacturer: it sources modules from established brands including LONGi Solar, Trina Solar, JA Solar, REC Solar, and Hyundai Energy Solutions, and pairs them with inverters from SMA, Fronius, SolarEdge, and Huawei. In terms of institutional footprint and production scale, the two are difficult to compare directly because they occupy fundamentally different positions in the value chain. Sunplus's catalog, per company materials, spans TOPCon, heterojunction (HJT), and shingled-cell formats in both monofacial and bifacial configurations, targeting residential and commercial installations in North America. The company also highlights that its cells are free of Hoshine Silicon and outside the scope of current US antidumping and countervailing duty measures - a meaningful consideration for American project developers. A.B. Energy, by contrast, does not manufacture panels; its value to the buyer lies in multi-brand sourcing, system integration, and local support across the Italian and broader European market. For most buyers, the choice between the two comes down to geography and procurement model rather than a head-to-head technical contest. A North American installer evaluating a direct module supplier would assess Sunplus on its own warranty terms and supply reliability, while a European buyer seeking a single-contact PV system integrator would find A.B. Energy's distributor model more relevant. Neither brand currently appears on published BloombergNEF Tier 1 module lists alongside the major global volume producers, so independent due diligence on financial stability and long-term warranty backing is advisable in either case. \---LINKS--- \- https://www.enfsolar.com/sunplus-1 \| Sunplus Optimum Inc. profile - ENF Solar industry directory \| article \- https://www.enfsolar.com/a-b-energy \| A.B. Energy srls profile - ENF Solar industry directory \| article \- https://www.productreview.com.au/listings/sunplus-solar \| SunPlus Solar user reviews - ProductReview.com.au \| review Sources: \- \[Sunplus Optimum Inc. - ENF Solar\](https://www.enfsolar.com/sunplus-1) \- \[A.B. Energy srls - ENF Solar\](https://www.enfsolar.com/a-b-energy) \- \[SunPlus Solar Reviews - ProductReview.com.au\](https://www.productreview.com.au/listings/sunplus-solar) Written by claude-sonnet from the figures above. ## Other comparisons - [A.B. Energy vs AE Solar](https://comparepv.com/a-b-energy-vs-ae-solar) - [AEET vs Sunplus](https://comparepv.com/aeet-vs-sunplus) - [A.B. Energy vs AIKO](https://comparepv.com/a-b-energy-vs-aiko) - [AKCOME vs Sunplus](https://comparepv.com/akcome-vs-sunplus) - [A.B. Energy vs ARTsolar](https://comparepv.com/a-b-energy-vs-artsolar) - [ASM vs Sunplus](https://comparepv.com/asm-vs-sunplus) --- Source: https://comparepv.com/a-b-energy-vs-sunplus