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

Hiwatt Solar
Headquarters not published
Read the Hiwatt Solar review
VS
A.B. Energy
Germany Founded 1996
Read the A.B. Energy review
At a glance

Hiwatt Solar has the broader catalog (109 vs 0 models). Hiwatt Solar leans bifacial (13% 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
109 0
Highest power
730 Wp 0 Wp
Best efficiency
23.5% -
Average efficiency
20.6% -
Bifacial share
13% 0%
Average warranty
25 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
02

Catalogue against catalogue

Averages over every model in the database
Metric Hiwatt Solar A.B. Energy
Catalog & Power
Panel Models 109+109 0
Max Power 730 W+730 W 0 W
Avg Power 476 W+476 W 0 W
Efficiency
Max Efficiency 23.50% -
Avg Efficiency 20.60% -
Reliability & Warranty
Avg Temp Coefficient -0.340%/°C -
Bifacial Share 14 (13%)+13 pp 0 (0%)
Avg Warranty 25.0 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

Hiwatt Solar skews to higher efficiency: 8% of lineup is 23%+

Power spread
Share of each catalogue in every power band

Hiwatt Solar offers more 600W+ panels (18% of lineup)

Hiwatt Solar cell technology
Share of their models by cell architecture

Dominant cell tech: <strong>PERC</strong> (46%)

A.B. Energy cell technology
Share of their models by cell architecture
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...

Hiwatt Solar is a Chinese solar module manufacturer headquartered in China, focused on the research, development, and production of photovoltaic modules. The company reports a production capacity of approximately 2.2 GW per year and is listed in the ENF Solar manufacturer directory. No independent confirmation of BloombergNEF Tier 1 bankability status was found in publicly accessible sources as of mid-2026, which places Hiwatt in a different league from the established Tier 1 Chinese giants such as Longi, JA Solar, or Trina Solar. A.B. Energy, by contrast, is an Italian company headquartered in Catanzaro, Calabria, that operates as a distributor and system integrator rather than a panel manufacturer. It sources panels from established brands - including JA Solar, Trina Solar, and Longi Solar - and bundles them with inverters, storage systems, and installation services for the Italian market. On institutional footprint, Hiwatt Solar carries the heavier manufacturing weight, while A.B. Energy is a regional value-added reseller.

In terms of product scope, Hiwatt Solar offers large-format 210 mm cell modules reaching upward of 750 W, including bifacial double-glass variants and its branded "Orange" series built on TOPCon cell technology with SMBB interconnection and anti-PID treatment. These modules are aimed primarily at mid-tier commercial and utility-scale buyers seeking competitive Chinese production. A.B. Energy does not produce panels; its product offering is defined by whichever manufacturer brands it chooses to carry at any given time, meaning the panel technology and quality in an A.B. Energy installation depend entirely on the upstream brand selected for that project.

For a buyer choosing between the two, the comparison is structurally asymmetric: Hiwatt Solar is an option when sourcing modules directly, while A.B. Energy is relevant when seeking a full-service Italian integrator that handles design, supply, and after-sales support. A buyer wanting to compare module quality should instead evaluate the specific brand that A.B. Energy proposes for a given project against Hiwatt directly on efficiency, warranty terms, and third-party certifications.

Generated by Claude Sonnet · 2026-06-23

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.

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.