Energy Engineering Team, Author at SolEn

Installation size: Deye Hybrid 5 kWp + 5 kWh battery Pathum Thani Province

Energy Engineering Team — Wed, 08 Apr 2026 12:06:40 +0000

The post

Installation size: Deye Hybrid 5 kWp
+ 5 kWh battery
Pathum Thani Province

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Installation size: Huawei Hybrid System 5 kWp + 7 kWh battery Nonthaburi Province

Energy Engineering Team — Wed, 08 Apr 2026 11:50:42 +0000

The post

Installation size: Huawei Hybrid System
5 kWp + 7 kWh battery
Nonthaburi Province

appeared first on SolEn.

Solar installation size: 30.48 kWp KFC Yasothon Branch

Energy Engineering Team — Wed, 25 Mar 2026 14:02:11 +0000

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Solar installation size: 30.48 kWp
KFC Yasothon Branch

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Solar installation size: 5.04 kWp + 7 kWh battery Nonthaburi Province

Energy Engineering Team — Wed, 25 Mar 2026 13:54:52 +0000

The post

Solar installation size: 5.04 kWp
+ 7 kWh battery
Nonthaburi Province

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Solar installation size: 25.20 kWp + 21 kWh battery Chonburi Province

Energy Engineering Team — Wed, 25 Mar 2026 13:44:17 +0000

The post

Solar installation size: 25.20 kWp
+ 21 kWh battery
Chonburi Province

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On-grid solar installation Huawei 10.16 kWp Chonburi Province

Energy Engineering Team — Wed, 25 Mar 2026 13:26:53 +0000

The post

On-grid solar installation
Huawei 10.16 kWp
Chonburi Province

appeared first on SolEn.

Solar panel prices in 2026: Are they really going up?

Energy Engineering Team — Mon, 23 Mar 2026 04:47:20 +0000

Will solar panel prices really rise in 2026? An analysis of the global energy war and China’s role

In 2026, the global energy market is experiencing major volatility driven by a combination of interconnected factors—ranging from geopolitical tensions and rising energy costs to structural shifts in the solar industry, especially China’s dominant role as the world’s largest manufacturer.

The Global Energy Market in 2026: An Overview

Over the past several years, the global energy market has faced continuous uncertainty, driven by factors such as the global economic climate, the ongoing energy transition, and geopolitical conflicts across multiple regions. One of the most significant issues impacting the market is the tension between Iran and the United States, which has directly affected global energy market confidence.

What impact do the tensions between Iran and the United States have on the global energy market?

Iran plays a crucial role in maintaining the balance of the global energy market, particularly as a key player in the Middle East, one of the world’s largest oil-producing and exporting regions. Meanwhile, the United States remains a global superpower with significant influence over international politics, economics, and security.

When tensions between the two nations escalate, the energy market tends to react swiftly. Conflicts at this level can directly impact oil transportation routes, export activities, and the overall stability of the global market.

The Strait of Hormuz and Its Role in the Global Energy System

One of the most critical strategic chokepoints is the Strait of Hormuz—a vital global oil transit route often described as the “lifeline” of the international energy system. Any disruption, whether caused by conflict, blockades, or security instability, can instantly affect the flow of oil into global markets.

As oil supply risks increase, prices typically surge, driving up electricity costs and overall energy expenses worldwide.

How do energy conflicts influence solar panel costs?

While solar energy is often regarded as a clean and future-ready alternative, the reality is that solar panel manufacturing remains highly dependent on energy inputs, raw materials, and global supply chains. As a result, fluctuations in the global energy market inevitably influence solar panel costs, making them closely tied to the broader global economy.

Energy costs have a direct impact on solar panel production.

The production of solar panels requires a significant amount of energy across multiple stages, including silicon processing, glass melting, aluminum frame manufacturing, and module assembly in industrial facilities.

As oil prices and electricity costs rise, the cost of producing these key materials inevitably increases. As a result, the overall production cost of solar panels also rises accordingly.

Shipping and logistics expenses represent another significant pressure on costs.

Beyond manufacturing costs, the solar market is significantly influenced by international logistics and transportation expenses. Disruptions or risks along major shipping routes—often driven by war or geopolitical tensions—can lead to higher freight rates, increased insurance premiums, and rising overall logistics costs.

As these pressures converge, the cost of solar panels in global markets is expected to increase, closely reflecting broader market conditions.

Why have many people believed that solar panel prices would continue to decline over time?

Historically, the solar industry has been characterized by a steady decline in prices, fueled by continuous technological innovation, large-scale production expansion, and fierce price competition across global markets.

Large-scale production drives costs down.

As the solar industry continues to expand, manufacturers benefit from economies of scale, enabling large-scale production that significantly reduces unit costs. The higher the production volume, the lower the average cost per panel—reflecting a fundamental principle of industrial economics.

Intense price competition among leading manufacturers

Another significant driver has been the fierce competition among manufacturers, especially in China, the world’s largest solar production base. This intense rivalry has flooded the market with increasingly affordable products, reinforcing the perception that solar panel prices will continue to decline. However, this long-standing trend is starting to shift in 2026.

How China influences global solar panel price trends

To gain a clear understanding of solar panel price trends in 2026, China’s role cannot be ignored. As the most influential player in the global supply chain, China plays a pivotal role in shaping the direction of the solar industry.

China dominates the global supply chain.

China is deeply integrated across almost every stage of the solar value chain, from upstream raw material processing to cell and panel manufacturing, as well as global distribution. When a dominant producer with such a large market share adjusts its direction, the impact is felt across the entire global market almost immediately.

The shift from aggressive pricing to supply-side control

Historically, the market was characterized by aggressive price competition among manufacturers. In recent years, however, a shift has emerged toward tighter production control, reduced price-cutting strategies, and a stronger focus on long-term market stability. As the pricing pressure from intense competition diminishes, product prices are increasingly likely to stabilize or trend upward compared to the past.

Export-related expenses are expected to trend upward.

As supply becomes more tightly controlled and the market moves away from oversupply conditions, export costs are likely to increase in accordance with market dynamics. This trend is further reinforced by the simultaneous rise in energy and logistics expenses, placing additional upward pressure on overall costs.

The demand for solar panels worldwide is growing rapidly.

As costs and supply face increasing pressure from multiple fronts, global demand for solar installations continues to grow steadily. This dynamic is a critical factor pushing the market toward tighter conditions and greater supply-demand imbalance.

Consumers are looking to hedge against increasing electricity prices.

As electricity costs continue to rise, both residential and commercial sectors are actively looking for solutions to better manage their energy expenses. Solar power is gaining significant attention as a viable alternative, offering reduced dependence on the grid while delivering long-term cost stability and energy security.

The world is shifting toward clean energy as a primary direction.

Countries around the world are rapidly advancing their transition to clean energy, driven by carbon reduction policies and environmental targets. This shift is fueling growth in solar installations across residential, commercial, and industrial sectors. As demand surges across multiple regions while supply growth becomes more constrained than in the past, upward pressure on prices is becoming increasingly evident.

Solar panel prices in 2026: Are they going up?

When all factors are taken into account—ranging from geopolitical tensions and rising energy costs to increasing logistics expenses, China’s influence over market supply, and surging global demand—it is evident that the solar market is under substantial pricing pressure.

As a result, solar panel prices in 2026 are expected to trend upward in the short term. This shift is not driven by a single factor, but rather by a convergence of changes across costs, supply constraints, and growing demand worldwide.

What consumers need to pay attention to right now

For those considering a solar installation, this is a critical window to closely track market trends. Any increase in equipment prices could significantly impact the long-term return on investment.

As such, the decision to go solar should not rely solely on current pricing. It should be evaluated alongside future electricity price trends, global energy cost dynamics, and the likelihood of the market entering a higher price cycle in the near term.

In Conclusion

Historically, solar energy has been associated with a steady decline in prices. However, in 2026, the market landscape is undergoing a clear structural shift driven by multiple converging pressures.

Geopolitical tensions—particularly between Iran and the United States—are fueling volatility in global energy markets. At the same time, rising energy and logistics costs are increasing overall expenses, while China, as a dominant industry player, is tightening control over supply. Meanwhile, global demand for solar installations continues to accelerate.

As these forces converge, they are creating upward pressure on solar panel prices in the short term, potentially marking a pivotal turning point for the global energy market in 2026.

The post Solar panel prices in 2026: Are they really going up? appeared first on SolEn.

The Complete Guide to Installing Solar Panels for Beginners (2026)

Energy Engineering Team — Sat, 14 Mar 2026 12:50:15 +0000

Over the past several years, electricity prices in Thailand have continued to rise, leading many households to look for ways to reduce long-term energy costs. One of the most popular technologies today is solar panels (solar cells), also known as a solar power generation system that produces electricity from sunlight. ☀️⚡

Today, many homes, factories, office buildings, and businesses are installing solar panels to help reduce electricity costs by as much as 30–70% per month. In addition, solar energy is a clean and renewable energy source that helps reduce carbon emissions and protect the environment.

However, for those who have never studied this topic before, many questions may arise, such as:

What are solar panels?
How do solar panels work?
How many types of solar panels are there?
Which solar system is suitable for a home?
Is installing solar panels worth it?
How much does it cost to install solar panels, and how long does it take to pay back the investment?

This article is a Complete Solar Guide that explains everything from the basic concepts to choosing the right system for installation. It is designed to help beginners easily understand solar energy and decide whether installing solar panels is the right choice for them. ☀️⚡

What Are Solar Panels?

Solar cells, also known as photovoltaic cells (PV cells), are devices that can directly convert energy from sunlight into electricity.

The working principle of solar cells is called the Photovoltaic Effect, a physical phenomenon that occurs when light hits a semiconductor material, such as silicon. When sunlight strikes the solar cell:

Energy from sunlight excites the electrons.
The electrons begin to move.
An electric current is generated.

The electricity produced is Direct Current (DC).
This electricity is then sent to a device called an inverter, which converts it into Alternating Current (AC)—the type of electricity used by most household appliances.

Simply put:

Sunlight + Solar Panels + Inverter → Electricity for Your Home

How Does a Solar Power System Work?

The operation of a residential solar power system can be simply summarized in four steps:

1. Solar panels capture sunlight
The solar panels absorb energy from sunlight.

2. Generate Direct Current (DC) Electricity
The cells inside the solar panel convert sunlight into electricity.

3. The inverter converts the electricity
It converts power from DC → AC.

4. Used in the Home

The electricity generated can be:

Used to power household appliances
Fed into the electricity grid
Stored in batteries for later use

How Many Types of Solar Panels Are There?

Currently, there are three main types of solar panels commonly used:

Monocrystalline Solar Panels

Advantages

Highest efficiency (18–23%)
Performs well even in low sunlight conditions
Long lifespan of 25+ years
Requires less installation space

Disadvantages

More expensive than other types

Best suited for

Homes with limited roof space
People who want maximum electricity generation

Polycrystalline Solar Panels

Advantages

Lower cost
Cost-effective investment

Disadvantages

Lower efficiency than monocrystalline panels
Requires more installation space

Best suited for

Homes with large roof areas that want to reduce installation costs

Thin-Film Solar Panels

Advantages

Lightweight
Flexible
Suitable for certain surface types

Disadvantages

Lower efficiency
Requires more installation space

Current usage
Thin-film panels are not commonly used for residential installations today. They are mostly used for:

Large buildings
Specialized applications

How Many Types of Solar Power Systems Are There?

Solar installations can be classified into three main types of systems:

On-Grid System
A system that is connected to the utility electricity grid.

Advantages

Lowest installation cost
No battery required
Easy maintenance

Limitations

The system will stop operating during a power outage
This is done for the safety of utility technicians ⚡

Off-Grid System
A system that is not connected to the utility electricity grid.

Required components

Battery storage
Charge controller

Best suited for

Homes in remote areas
Locations without access to electricity ⚡

Hybrid System
A system that combines both On-Grid and Off-Grid features.

Advantages

Includes battery backup for power outages
Can use electricity generated from solar panels
Can also connect to the utility grid

Best suited for homes that require

Backup electricity during power outages

What Types of Homes Are Suitable for Solar Panel Installation?

Homes that are suitable for installing solar panels generally have the following characteristics:

Electricity bills above 3,000 THB per month – the more electricity you use, the faster the payback period.
Roof with good sunlight exposure – the most suitable directions are south or west.
No shading – shadows from trees or nearby buildings can reduce the efficiency of solar panels.
Strong roof structure – the roof must be able to support the weight of the panels, approximately 15–20 kg per panel.

Is Installing Solar Panels Worth It?

Solar panels typically have a lifespan of 25–30 years.
The average payback period is around 3–7 years.

Example:

"A house with a monthly electricity bill of 5,000 baht can reduce its electricity bill by approximately 50-70%, equivalent to saving 2,500-3,500 baht per month. After the initial investment, all the electricity produced will be considered profit."

How much does it cost to install solar panels?

“A home with a monthly electricity bill of 5,000 THBthat installs a 5 kW solar system can reduce its electricity costsby approximately 50–70%, which equalssavings of about 2,500–3,500 THB per month. After the system pays back,all electricity generated is essentially pure profit.”

System Size: Huawei	Solar Power System	Price (depending on the system size)
3 kW + Battery	On Grid	Starting from 95,000 THB
5 kW + Battery	On Grid	Starting from 118,000 THB
10 kW + Battery	On Grid	Starting from 194,000 THB

System Size: Deye	Solar Power System	Price (depending on the system size)
5 kW Solar System + Battery + Inverter	Hybrid	149,000 – 176,000 THB
10 kW Solar System + Battery + Inverter	Hybrid	270,000 – 292,000 THB

If you would like to know the price for other system sizes, please contact us and we will be happy to assist you.

We stand by your side with outstanding after-sales service.

Free solar panel cleaning and system inspection 3 times within the first 3 years (once per year) by our expert technician team.
Online system monitoring service by our professional engineering team, with real-time alerts and immediate guidance if any abnormalities are detected.
Installation warranty for 2–5 years, covering the mounting structure, electrical wiring, and potential roof leakage.

SolEn doesn’t just offer products — we deliver the right solutions
for every clean energy need.

The post The Complete Guide to Installing Solar Panels for Beginners (2026) appeared first on SolEn.

Summary of Tax Deduction for Solar Panel Installation (Up to 200,000 THB)

Energy Engineering Team — Thu, 05 Mar 2026 17:50:01 +0000

The wait is over! The government has officially approved a measure to support clean energy adoption. Individuals who install Solar Rooftop systems between March 3, 2026 – December 31, 2028 can now claim the installation expenses as a tax deduction. Start reducing your electricity bills while also helping protect the planet with renewable energy. ☀️⚡

Eligible Tax Deduction Benefits

Taxpayers can claim a tax deduction for expenses related to installing a solar power system, under the following conditions:

The deduction is based on the actual expenses, including equipment costs and installation fees.
The system must be an On-Grid solar power system only.
System size must not exceed 10 kWp per residence.
Maximum deductible amount: 200,000 THB.

This benefit can be claimed only once per taxpayer and must be applied in the tax year when the solar system is successfully connected to the electricity grid. ⚡

Duration of the Measure

This measure covers expenses incurred during the following period:

March 3, 2026 – December 31, 2028

If the solar system is installed and paid for within this period, the expenses can be used for tax deduction. ⚡

Key Conditions for Claiming the Tax Deduction

Taxpayers must comply with the following main conditions:

1. The solar system must be installed at a residential property
The solar power generation system must be installed on:

The roof
The rooftop terrace
Or any structural part of the residential building

2. The system must be connected to the electricity grid
The installation must receive approval to connect to the grid from:

Metropolitan Electricity Authority (MEA)
Provincial Electricity Authority (PEA)

3. An e-Tax Invoice is required
The expenses claimed for deduction must have an electronic tax invoice (e-Tax Invoice) issued by a VAT-registered company.

4. The claimant must be the system owner
The name on the following documents must be the same person:

e-Tax Invoice
Electricity meter owner
Tax filer

5. Cannot be combined with other tax incentive programs
The same expenses cannot be used for other tax benefits, such as BOI incentives or other investment promotion programs. ⚡

In addition to the tax deduction benefit, a solar power system can help reduce electricity bills by approximately 40–70% and typically pay for itself within 3–5 years, making it a highly worthwhile long-term investment.

If you are planning to install a solar system and want to properly claim the tax deduction, SolEn is ready to provide consultation, system design, and complete installation services, including all required documentation that complies with the tax incentive conditions. ☀️⚡

At SolEn, we don’t just sell products —
we provide the right solutions for all your clean energy needs.

Frequently Asked Questions About Solar Tax Deductions

Q1: Can people who installed solar panels before 2026 claim the tax deduction?

A: No. This measure only applies to new solar systems installed after the regulation was announced, and the system must be connected to the electricity grid within the specified eligibility period.

Q2: How should you start if you want to install solar panels and claim the tax deduction?

A: You should choose an installer that can issue a valid e-Tax Invoice, handle the grid connection application with the electricity authority, and design a system that matches your household’s electricity usage.

Companies like SolEn provide end-to-end solar services, including system design, installation, and documentation, delivered by a professional engineering team. This ensures you can claim the tax deduction correctly and get the best value from your solar investment.

Q3: If you already have a solar system and want to add more panels or install a battery, can you claim the tax deduction?

A: No. The tax deduction cannot be applied if you are only adding equipment to an existing system, such as installing additional solar panels or adding a battery. This measure allows one system per taxpayer and can be used only once, specifically for a new installation that meets the eligibility requirements.

In addition, the system eligible for the tax benefit must be a Solar Rooftop system connected to the electricity grid (On-Grid) and must have a valid e-Tax Invoice covering both equipment and installation costs of the new system.

If you have never claimed the solar tax deduction before, it is recommended to consult with experts to design a system that meets the program requirements. Installation teams like SolEn can help plan the system and prepare the necessary documentation to ensure you can properly claim the tax benefit. ☀️⚡

Source: https://ratchakitcha.soc.go.th/documents/104277.pdf

The post Summary of Tax Deduction for Solar Panel Installation (Up to 200,000 THB) appeared first on SolEn.

Energy Engineering Team, Author at SolEn

Installation size: Deye Hybrid 5 kWp + 5 kWh battery Pathum Thani Province

Installation size: Huawei Hybrid System 5 kWp + 7 kWh battery Nonthaburi Province

Solar installation size: 30.48 kWp KFC Yasothon Branch

Solar installation size: 5.04 kWp + 7 kWh battery Nonthaburi Province

Solar installation size: 25.20 kWp + 21 kWh battery Chonburi Province

On-grid solar installation Huawei 10.16 kWp Chonburi Province

Solar panel prices in 2026: Are they really going up?

Will solar panel prices really rise in 2026? An analysis of the global energy war and China’s role

The Global Energy Market in 2026: An Overview

What impact do the tensions between Iran and the United States have on the global energy market?

The Strait of Hormuz and Its Role in the Global Energy System

How do energy conflicts influence solar panel costs?

Energy costs have a direct impact on solar panel production.

Shipping and logistics expenses represent another significant pressure on costs.

Why have many people believed that solar panel prices would continue to decline over time?

Large-scale production drives costs down.

Intense price competition among leading manufacturers

How China influences global solar panel price trends

China dominates the global supply chain.

The shift from aggressive pricing to supply-side control

Export-related expenses are expected to trend upward.

The demand for solar panels worldwide is growing rapidly.

Consumers are looking to hedge against increasing electricity prices.

The world is shifting toward clean energy as a primary direction.

Solar panel prices in 2026: Are they going up?

What consumers need to pay attention to right now

In Conclusion

The Complete Guide to Installing Solar Panels for Beginners (2026)

What Are Solar Panels?

Sunlight + Solar Panels + Inverter → Electricity for Your Home

How Does a Solar Power System Work?

How Many Types of Solar Panels Are There?

How Many Types of Solar Power Systems Are There?

What Types of Homes Are Suitable for Solar Panel Installation?

Is Installing Solar Panels Worth It?

"A house with a monthly electricity bill of 5,000 baht can reduce its electricity bill by approximately 50-70%, equivalent to saving 2,500-3,500 baht per month. After the initial investment, all the electricity produced will be considered profit."

How much does it cost to install solar panels?

We stand by your side with outstanding after-sales service.

SolEn doesn’t just offer products — we deliver the right solutionsfor every clean energy need.

Summary of Tax Deduction for Solar Panel Installation (Up to 200,000 THB)

SolEn doesn’t just offer products — we deliver the right solutions
for every clean energy need.