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ASM vs Hiwatt Solar - solar panel manufacturer comparison

ASM
Australia Founded 2009
Read the ASM review
VS
Hiwatt Solar
Headquarters not published
Read the Hiwatt Solar review
At a glance

Hiwatt Solar has the broader catalog (109 vs 1 models). Hiwatt Solar leads on peak efficiency at 23.50%. 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
1 109
Highest power
170 Wp 730 Wp
Best efficiency
16.0% 23.5%
Average efficiency
16.0% 20.6%
Bifacial share
0% 13%
Average warranty
- 25 yrs
01

The two companies

Company facts, not datasheet figures
ASM

Australian Solar Manufacturing (ASM) is a small Australian solar panel assembler that produces crystalline monocrystalline modules domestically using components sourced from Germany, Japan, the USA, and China. The company focuses on providing locally assembled PV modules tailored to Australian conditions, supporting...

Founded
2009
Headquarters
Hallam, Victoria, Australia
Employees
1-10
02

Catalogue against catalogue

Averages over every model in the database
Metric ASM Hiwatt Solar
Catalog & Power
Panel Models 1 109+108
Max Power 170 W 730 W+560 W
Avg Power 170 W 476 W+306 W
Efficiency
Max Efficiency 16.00% 23.50%+7.50 pp
Avg Efficiency 16.00% 20.60%+4.60 pp
Reliability & Warranty
Avg Temp Coefficient -0.438%/°C -0.340%/°C+0.098
Bifacial Share 0 (0%) 14 (13%)+13 pp
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)

ASM cell technology
Share of their models by cell architecture
Hiwatt Solar cell technology
Share of their models by cell architecture

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

04

The flagships

Highest-power models from each brand
05

Written summary

Checking cache...

ASM, trading as Australian Solar Manufacturing Pty Ltd, is an Australian-based firm that positions itself as a pioneer in domestic solar panel assembly, producing monocrystalline modules primarily in the 175-200 W class using imported components such as cells, EVA, and glass. The company also operates as an EPC (engineering, procurement, and construction) contractor for solar PV projects. Its presence in global industry databases is limited, and no evidence of BloombergNEF Tier 1 or comparable bankability recognition was returned by any of the sources searched. Hiwatt Solar Limited is headquartered in Changzhou, Jiangsu Province, China - one of the country's core solar manufacturing regions - and self-reports a module production capacity reaching 2.2 GW, covering a broad range of monocrystalline and polycrystalline formats. Hiwatt likewise does not appear on published BloombergNEF Tier 1 lists based on available search results. On institutional footprint alone, Hiwatt's stated GW-scale capacity and broader product catalog give it a wider market reach than ASM.

In terms of product families, ASM's documented lineup consists of standard-format monocrystalline panels suited to small residential and light commercial rooftop installations in the Australian market; the panel series listed in industry directories reflect an older wattage generation, and no confirmed shift to TOPCon or HJT cell technology was found. Hiwatt Solar offers a more contemporary range that includes large-format 210mm cell modules rated above 700 W, half-cut cell designs, and single- and double-glass bifacial options, positioning it for both residential and commercial-to-utility applications. The ENF Solar directory confirms Hiwatt also maintains an agri-solar line, suggesting some specialisation in ground-mount and dual-use markets.

For a buyer in 2025, neither brand sits in the same tier as the major bankable names, but they serve different purposes. ASM is primarily relevant to Australian buyers who place a premium on domestically assembled product - a value proposition bolstered by federal incentives under the Solar SunShot program - rather than on cutting-edge cell efficiency or large-project bankability. Hiwatt is better suited to buyers sourcing cost-competitive Chinese modules across a wider wattage range, though independent third-party reviews of its field performance remain scarce, which adds procurement risk for large projects.

Generated by Claude Sonnet · 2026-05-29

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.