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ASM vs VNS Bulgaria - solar panel manufacturer comparison

ASM
Australia Founded 2009
Read the ASM review
VS
VNS Bulgaria
Bulgaria Founded 2009
Read the VNS Bulgaria review
At a glance

ASM has the broader catalog (1 vs 0 models).

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 0
Highest power
170 Wp 0 Wp
Best efficiency
16.0% -
Average efficiency
16.0% -
Bifacial share
0% 0%
Average warranty
- -
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
VNS Bulgaria

VNS Bulgaria Ltd. was established in 2009 and focuses on manufacturing and construction of solar street lighting, solar park lighting, LED street lamps, photovoltaic systems, and various other solar systems. The company utilizes innovative technologies in its designs and constructions and has completed over 1000...

Founded
2009
Headquarters
Kurdjali, Bulgaria
Annual capacity
null GW/year
Employees
null
02

Catalogue against catalogue

Averages over every model in the database
Metric ASM VNS Bulgaria
Catalog & Power
Panel Models 1+1 0
Max Power 170 W+170 W 0 W
Avg Power 170 W+170 W 0 W
Efficiency
Max Efficiency 16.00% -
Avg Efficiency 16.00% -
Reliability & Warranty
Avg Temp Coefficient -0.438%/°C -
Bifacial Share 0 (0%) 0 (0%)
Avg Warranty - -

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
ASM cell technology
Share of their models by cell architecture
VNS Bulgaria cell technology
Share of their models by cell architecture
04

The flagships

Highest-power models from each brand
VNS Bulgaria all models
No panels from this manufacturer are in the database yet.
05

Written summary

Checking cache...

ASM is a small, Australian-owned panel assembler founded in 2009 and based in Victoria, Australia. It does not manufacture photovoltaic cells itself but assembles monocrystalline modules domestically using imported components sourced from Germany, Japan, the United States, and China. No BloombergNEF Tier 1 bankability listing or disclosed annual production capacity in gigawatts could be confirmed for ASM, and its documented product range, in the 170-200 Wp bracket, is well below the 400-500 Wp modules that now dominate global installations. VNS Bulgaria, also established in 2009, operates as a distributor and wholesaler serving the European market rather than a primary panel manufacturer; it resells modules from established Tier 1 brands such as JA Solar, Trina Solar, Canadian Solar, Risen Energy, JinkoSolar, and LONGi Solar, alongside inverters and storage systems from brands like SMA, SolarEdge, and Huawei. Because VNS Bulgaria's catalog is built on genuine Tier 1, BNEF-listed suppliers, it carries a stronger institutional footprint in terms of bankable product access, even though it is not itself a cell or module fabricator.

In practical terms, ASM's assembled modules are positioned for general residential rooftop installations within Australia, reflecting its origins as one of the country's pioneering domestic panel-assembly operations, with reliable but dated wattage and technology specifications. VNS Bulgaria's business model instead spans reselling a broad mix of monocrystalline PERC and newer TOPCon modules sourced from major Chinese and international manufacturers, making it more relevant to residential, commercial, and utility-scale projects across Bulgaria and neighboring European markets, depending on which upstream brand a given project specifies.

For a typical buyer in 2025, the two are not directly comparable as like-for-like manufacturers: ASM suits a narrow niche of buyers prioritizing Australian-assembled panels for smaller residential jobs, while VNS Bulgaria functions as an access point to genuine Tier 1 module brands for European installers and project developers. Buyers seeking bankable, higher-wattage modules with strong warranty backing would generally be better served by sourcing through VNS Bulgaria's supplier network than by ASM's standalone assembled product line.

Generated by Claude Sonnet · 2026-07-13

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.