--- title: "A.B. Energy vs HD Solar - Brand Comparison | ComparePV" description: "Compare A.B. Energy vs HD Solar solar panels: full portfolio, efficiency, cell technology breakdown, warranty terms and company background." source: "https://comparepv.com/a-b-energy-vs-hd-solar" --- # A.B. Energy vs HD Solar HD Solar has the broader catalog (7 vs 0 models). HD Solar leans bifacial (100% of lineup). ## The two companies | Attribute | A.B. Energy | HD Solar | | --- | --- | --- | | 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 | HD Solar | Margin | | --- | --- | --- | --- | | Panel Models | 0 | 7 | +7 | | Max Power | 0 W | 635 W | +635 W | | Avg Power | 0 W | 620 W | +620 W | ## Efficiency | Measure | A.B. Energy | HD Solar | Margin | | --- | --- | --- | --- | | Max Efficiency | - | 23.50% | | | Avg Efficiency | - | 22.96% | | ## Reliability & Warranty | Measure | A.B. Energy | HD Solar | Margin | | --- | --- | --- | --- | | Avg Temp Coefficient | - | -0.300%/°C | | | Bifacial Share | 0 (0%) | 7 (100%) | +100 pp | | Avg Warranty | - | 30.0 yrs | | ## Efficiency distribution HD Solar skews to higher efficiency: 57% of lineup is 23%+ | Efficiency band | A.B. Energy | HD Solar | | --- | --- | --- | | 22-23% | 0 | 3 (42.9%) | | 23%+ | 0 | 4 (57.1%) | ## Power distribution HD Solar offers more 600W+ panels (100% of lineup) | Power band | A.B. Energy | HD Solar | | --- | --- | --- | | 600-699W | 0 | 7 (100.0%) | ## Cell technology Dominant cell tech: **TOPCon** (100%) | Technology | A.B. Energy | HD Solar | | --- | --- | --- | | TOPCon | 0 | 7 (100.0%) | ## Top panels, HD Solar | # | Model | Power | Efficiency | Temp. coefficient | Technology | | --- | --- | --- | --- | --- | --- | | 1 | [HD-N-G12-635](https://comparepv.com/panel/hd-solar-hd-n-g12-635) | 635 | 23.5 | -0.300 | Monocrystalline | | 2 | [HD-N-G12-630](https://comparepv.com/panel/hd-solar-hd-n-g12-630) | 630 | 23.3 | -0.300 | Monocrystalline | | 3 | [HD-N-G12-625](https://comparepv.com/panel/hd-solar-hd-n-g12-625) | 625 | 23.1 | -0.300 | Monocrystalline | | 4 | [HD-N-G12-620](https://comparepv.com/panel/hd-solar-hd-n-g12-620) | 620 | 23.0 | -0.300 | Monocrystalline | | 5 | [HD-N-G12-615](https://comparepv.com/panel/hd-solar-hd-n-g12-615) | 615 | 22.8 | -0.300 | Monocrystalline | | 6 | [HD-N-G12-610](https://comparepv.com/panel/hd-solar-hd-n-g12-610) | 610 | 22.6 | -0.300 | Monocrystalline | | 7 | [HD-N-G12-605](https://comparepv.com/panel/hd-solar-hd-n-g12-605) | 605 | 22.4 | -0.300 | Monocrystalline | ## Summary HD Solar is a photovoltaic module manufacturer whose public footprint is limited primarily to third-party aggregator platforms rather than major industry publications such as PV Magazine or PV Tech. Its country of origin and founding history are not confirmed in available English-language sources, and it does not appear on BloombergNEF Tier 1 bankability lists for Q4 2025 or Q1 2026. A.B. Energy returns no usable profile as a solar module manufacturer across the same pool of industry sources - several companies share related initials, including an Italian cogeneration firm and South African solar installers, but none correspond to a photovoltaic panel producer. Neither brand carries a verifiable Tier 1 designation, and HD Solar holds the marginally stronger institutional footprint simply by virtue of appearing in panel catalog databases at all. HD Solar's documented product range is built around TOPCon (Tunnel Oxide Passivated Contact) cell technology in a high-wattage, bifacial format, which positions the brand toward commercial rooftop and utility-scale ground-mounted applications rather than standard residential rooftop installs. Module wattages cited on third-party platforms fall in the 600 W-plus tier, consistent with large-format landscape-orientation utility deployment. For A.B. Energy, no product family, cell technology, or use-case positioning could be established from available sources. For a buyer in 2025-2026, neither manufacturer can be recommended without direct due diligence. HD Solar at minimum has a traceable catalog that can be evaluated against IEC 61215 and IEC 61730 certification documents, but the absence of Tier 1 status and thin independent press coverage introduce bankability risk that project-finance lenders are likely to flag. A.B. Energy currently lacks the public record needed to form a comparative opinion. Buyers should request audited financials, third-party test reports, and installer references directly from both companies before any procurement commitment. \---LINKS--- \- https://comparepv.com/reviews/hd-solar \| HD Solar Solar Panels Review 2026 - ComparePV \| review \- https://comparepv.com/panels/hd-solar \| HD Solar Panels - All Models, Specs and Reviews - ComparePV \| review \- https://www.vicoexport.com/en/65510/tier-1-list-of-solar-panel-manufacturers-q1-2026/ \| Tier 1 List of Solar Panel Manufacturers Q1 2026 \| article Sources: \- \[HD Solar Solar Panels Review 2026 - ComparePV\](https://comparepv.com/reviews/hd-solar) \- \[HD Solar Panels - All Models, Specs & Reviews - ComparePV\](https://comparepv.com/panels/hd-solar) \- \[Tier 1 List of Solar Panel Manufacturers Q1 2026\](https://www.vicoexport.com/en/65510/tier-1-list-of-solar-panel-manufacturers-q1-2026/) 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 HD Solar](https://comparepv.com/aeet-vs-hd-solar) - [A.B. Energy vs AIKO](https://comparepv.com/a-b-energy-vs-aiko) - [AKCOME vs HD Solar](https://comparepv.com/akcome-vs-hd-solar) - [A.B. Energy vs ARTsolar](https://comparepv.com/a-b-energy-vs-artsolar) - [ASM vs HD Solar](https://comparepv.com/asm-vs-hd-solar) --- Source: https://comparepv.com/a-b-energy-vs-hd-solar