

ALTREX delivers high-performance solar infrastructure with uncompromising quality, disciplined execution and full lifecycle accountability from development to long-term operations.
“Empowering homes and businesses with clean solar energy for brighter tomorrow.”
ALTREX is Nepal’s trusted renewable energy company, delivering solar energy systems across every scale from residential rooftops in Kathmandu to large-scale solar installations across the Terai. We combine advanced technology with precision engineering to deliver systems that perform from day one and keep performing for decades.
Our team of certified professionals brings hands-on experience across every scale of solar energy delivery.
Every system we design is tailored to your goals, your site, and your budget engineered to maximise efficiency and long-term performance.
From feasibility to full delivery large-scale solar infrastructure that powers communities and industries, Altrex has the solution suitable for you.
On-site energy solutions for industrial and commercial facilities, reducing costs, improving reliability, and delivering measurable ROI. Active Pipeline: ~5 MW
Large-format solar infrastructure contributing to grid stability and national energy security. Active Pipeline: 65+ MW
Integrated systems that address energy intermittency and peak demand delivering power when it matters most. Active Pipeline: 10+ MW
From your first consultation to years of clean energy – We Build Solar Confidence That Lasts
We structure projects for technical reliability and financial viability from day one.
We build high-performance systems through disciplined execution & engineering standards.
We ensure systems deliver consistent output and returns throughout their lifecycle.
We deliver complete solar solutions backed by certified experts, premium technology, and a commitment to your long-term energy success.
Every project is structured for long-term technical and financial performance not just installation.
Premium Tier-1 components. Conservative design margins. Rigorous multi-stage QA/QC.
Milestone-driven delivery with full integration across development, EPC, and operations.
We don't hand over and disappear. ALTREX remains your partner from day one to lifecycle maturity.
Decentralised solar deployments and early-stage biofuel integration supporting Nepal's broader energy diversification.
Let’s make something great work together. Get Free Quote
An affordable entry level solar solution design to reduce electricity bills.
An affordable entry level solar solution design to reduce electricity bills.
An affordable entry level solar solution design to reduce electricity bills.
An affordable entry level solar solution design to reduce electricity bills.
An affordable entry level solar solution design to reduce electricity bills.
An affordable entry level solar solution design to reduce electricity bills.
Our core features are designed to maximize renewable energy production while reducing environmental impact and supporting a cleaner future.
Advanced solar panels engineered to capture maximum sunlight and deliver consistent, reliable energy output — even on cloudy days.
Industry-leading inverters that convert solar energy with minimal loss, ensuring your system runs at peak efficiency around the clock.
Store excess energy for use during load shedding or off-peak hours giving you true energy independence day and night.
Track your system's live output, energy savings, and performance data from your phone full visibility at your fingertips.
Each figure represents the trust of our customers and the positive change we create through efficient, dependable, and clean energy systems.
Where smart solar design meets powerful clean energy results – Get Installation Now
Going solar with ALTREX is simple. Three steps and you’re generating clean energy.
We visit your site, assess your energy needs, and recommend the right solar solution for you.
Our team designs your custom system and handles all NEA approvals and grid connection paperwork.
Our certified installers get your system live — then we stick around with monitoring and ongoing support.
Let’s Build a Brighter, Solar Powered Tomorrow – Contact Us Today
We’ve answered the most common questions to help you understand solar energy, installation, costs, and maintenance.
The cost depends on your energy needs and system size. A typical residential system starts from a few hundred thousand rupees, while commercial and industrial systems vary based on load requirements. We provide a detailed, transparent quote after a free site assessment. No hidden costs, No surprises.
Most residential installations are completed within 1–3 days. Commercial and industrial projects vary depending on system size and site conditions. Our team works efficiently to minimise disruption to your home or business.
Yes. Modern high-efficiency solar panels continue to generate electricity even in low-light and overcast conditions — just at a reduced rate. Battery storage can also be added to ensure you have power available at all times.
ALTREX systems are built for the long term. Our panels carry a 25-year performance warranty, with most systems continuing to generate clean energy well beyond that with minimal maintenance.
Absolutely. We manage the entire process from NEA metering setup and grid connection approvals to all necessary documentation — so you don't have to worry about the paperwork.
5K+ Customer Trust Our Solar
“Switching to solar was one of the best decisions we made. The installation was smooth, and our electricity bills.”
Where smart design and clean energy come together powerfully – View All Testimonials.
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Empowering homes & business with reliable solar energy solutions. We design, install & maintain high-performance
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Buddhanagar-10, Kathmandu
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