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A.B. Energy vs Aptos Solar - solar panel manufacturer comparison

A.B. Energy
Germany Founded 1996
Read the A.B. Energy review
VS
Aptos Solar
USA Founded 2019
Read the Aptos Solar review
At a glance

Aptos Solar has the broader catalog (33 vs 0 models). Aptos Solar leans bifacial (52% of lineup).

Both catalogues are read from the manufacturers' own datasheets. A brand is not scored against the market here, only against the other brand on this page.

Panel models
0 33
Highest power
0 Wp 550 Wp
Best efficiency
- 21.3%
Average efficiency
- 20.6%
Bifacial share
0% 52%
Average warranty
- 30 yrs
01

The two companies

Company facts, not datasheet figures
A.B. Energy

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...

Founded
1996
Headquarters
Wiesbaden, Germany
Employees
1,400
Aptos Solar

Aptos Solar Technology is a U.S. based company that leverages global sourcing to provide innovative and affordable solar technology. They offer high-performance solar panels optimized with their patented Dual Nano Absorber (DNA) technology for residential, commercial, and utility applications. The company is committed...

Founded
2019
Headquarters
San Antonio, TX, USA
Employees
14
02

Catalogue against catalogue

Averages over every model in the database
Metric A.B. Energy Aptos Solar
Catalog & Power
Panel Models 0 33+33
Max Power 0 W 550 W+550 W
Avg Power 0 W 432 W+432 W
Efficiency
Max Efficiency - 21.29%
Avg Efficiency - 20.58%
Reliability & Warranty
Avg Temp Coefficient - -0.334%/°C
Bifacial Share 0 (0%) 17 (52%)+52 pp
Avg Warranty - 30.0 yrs

An average over a catalogue describes the range a manufacturer publishes, not the module you would buy. A brand with two flagship panels and eighty older ones averages worse than one that has retired its back catalogue.

03

What each of them builds

Cell technology across the market
Efficiency spread
Share of each catalogue in every efficiency band
Power spread
Share of each catalogue in every power band
A.B. Energy cell technology
Share of their models by cell architecture
Aptos Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (100%)

04

The flagships

Highest-power models from each brand
A.B. Energy all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

Aptos Solar is a US-based panel manufacturer founded in 2019 and headquartered in Santa Clara, California. Its co-founders, Alex Kim and Thanh Pham, came from Mission Solar, a long-running Texas panel maker, giving the company a grounded manufacturing pedigree despite its relatively short history. Aptos is not currently listed on the BloombergNEF Tier 1 roster, placing it in the Tier 2 category and making bank-financed project underwriting more difficult. A.B. Energy, by contrast, is an Italian company registered as A.B. Energy SRLS that operates as a regional distributor and wholesaler rather than a panel manufacturer - it sources modules from established brands such as LONGi Solar, Trina Solar, and Huawei and resells them into European markets. This distinction matters enormously: Aptos carries its own certifications and product warranties, whereas A.B. Energy's role is entirely supply-chain intermediary. On institutional footprint, Aptos has the clearer and more verifiable standing.

Aptos builds its panels around its proprietary Dual Nano Absorber (DNA) cell architecture, which applies thin passivated layers to half-cut PERC cells to improve heat tolerance and photon capture. The 120-cell monofacial variants target residential rooftops, while the larger 144-cell and bifacial formats suit commercial rooftops, carports, and ground-mount arrays. Aptos backs its products with a 25-year product warranty and a 30-year performance guarantee. Because A.B. Energy is a distributor, its "product range" is entirely determined by whichever manufacturers it sources from at any given time - there is no proprietary technology, cell design, or warranty independent of the upstream brands it carries.

For a typical buyer evaluating these two names side by side, Aptos Solar is the meaningful choice if the goal is selecting a panel brand with its own technology roadmap, warranty accountability, and traceable manufacturing origin. A.B. Energy fills a procurement and logistics role, not a manufacturing one, and should be evaluated as a potential supplier channel rather than as a competing panel brand.

Generated by Claude Sonnet · 2026-06-24

06

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Something missing from a catalogue? Both lists are built from the datasheets in the database. If a model is absent, it has not been ingested yet.

Shop prices: See 8 Aptos Solar offers

Comparisons are computed from manufacturer datasheets held in the ComparePV database and may not reflect a brand's complete current lineup. Nothing on this page is paid placement.