Last Updated on November 15, 2025 by Author
Q1. With increasing emphasis on module testing and reliability, how does Aster’s PV reliability lab equipment and solutions stand out at REI Expo for quality-conscious buyers?
At Aster, we take pride in delivering PV reliability lab equipment that combines superior build quality, precision engineering, and long-term dependability. Each system is designed and manufactured to meet and exceed international standards such as IEC, BIS, and UL, ensuring our customers achieve globally recognized testing accuracy and consistency.
What truly differentiates Aster is our commitment to future readiness — our machines are engineered not just to comply with today’s standards, but to outperform them, ensuring customers remain compliant and competitive as testing requirements evolve.
As solar technologies advance, so do testing demands. To keep our customers ahead, Aster provides a comprehensive portfolio of state-of-the-art testing equipment, including:
- Advanced UV + Damp Heat Testing Systems – for evaluating the reliability of solar cells, modules, and junction boxes under accelerated aging conditions.
- High-End LED Solar Simulators – ensuring precise measurement of module efficiency under controlled and repeatable conditions; ideal for manufacturing lines, laboratories, certification bodies, mobile testing labs, and export readiness validation.
- Advanced EL/PL Imaging Systems – enabling manufacturers to detect micro-cracks, cell defects, and hidden flaws at an early stage, minimizing field failures and warranty costs.
In addition, Aster provides comprehensive training and technical support, empowering clients to operate and maintain their equipment with complete confidence. This integrated ecosystem of quality, compliance, and knowledge makes Aster a trusted partner for quality-conscious manufacturers seeking reliable and globally accepted PV testing solutions.
Q2. As module manufacturers adopt advanced cell technologies, how is Aster’s lab automation designed to help clients ensure higher yield and product consistency?
Aster’s lab automation solutions are designed to help manufacturers confidently transition to advanced solar cell technologies while maintaining the highest levels of product quality and consistency. Our automated systems are built to meet all major international standards, ensuring that every testing and validation process aligns with IEC, UL, and BIS certification requirements.
We enable comprehensive testing of raw materials (RM) used in module production, helping manufacturers verify input quality before assembly. Our equipment ensures rigorous evaluation of a module’s mechanical strength, durability, and electrical performance, guaranteeing long-term reliability in real-world conditions.
Our automation ecosystem empowers customers to:
- Validate incoming raw materials before production begins.
- Ensure every module meets global certification norms such as IEC, UL, and BIS.
- Detect potential defects early, reducing warranty risks and enhancing customer trust.
The advanced LED Solar Simulators from Avalon, offered and supported in India by Aster, are built with proven technologies to address the needs of both present and emerging cell architectures, such as TOPCon, HJT, and upcoming perovskite tandem technologies. These simulators deliver precise, repeatable measurements of solar cell and module performance, ensuring consistent benchmarking across R&D and production environments.
In addition, Aster supports testing and characterization solar wafer/cells, offering advanced tools such as EQE, PL, LID, and Four-Point Probe (4PP) measurement systems to validate and optimize the cell manufacturing process.
By integrating automation with intelligent data analytics, Aster helps manufacturers build confidence in both their raw materials and finished products, resulting in higher yields, lower rework rates, and stronger market credibility.
Q3. How do Aster’s Solar Simulators cater to both lab-scale and large-scale module manufacturers, and what will you highlight at REI Expo to attract diverse customers?
Aster’s advanced LED Solar Simulators are rapidly gaining market adoption across module manufacturers’ in-house laboratories and independent third-party labs in India. Designed for precision, scalability, and flexibility, these systems, based on Avalon’s proven technology, are deployed successfully for TOPCon, HJT, and other next-generation PV technologies, making them suitable for both R&D and high-volume production environments. At REI Expo, we are showcasing the Nexun NEO/EVO A+A+A+ LED Solar Simulator, a Swiss-engineered, TÜV Rheinland-verified solution recognized for outstanding accuracy, repeatability, and long-term reliability.
At REI Expo, we are showcasing the Nexun NEO/EVO A+A+A+ LED Solar Simulator, a Swiss-engineered, TÜV Rheinland-verified solution recognized for outstanding accuracy, repeatability, and long-term reliability.
Key Highlights of Nexun Solar Simulator:
- Classification: A+A+A+
- Pmax Repeatability: < ±0.05% — world-class consistency
- Spectrum Range: 300 – 1200 nm
- Long-Pulse LED Flash: 50 – 500 ms (ideal for high-capacitive panels such as PERC and HJT)
- LED Lifetime: > 35 million flashes; no consumables, ensuring minimal operating costs
- Illumination Area: Standard 1500 × 2800 mm, scalable up to 12 m² — world’s largest area for LED technology
- Cycle Time: 2 – 15 seconds — highest throughput in its class
- Uniformity Mapping: Fully automated in < 10 minutes (200 measurement points)
- Integrated Bypass Diode Check & Dynamic IV Measurement for advanced panel testing
- Advanced Software Platform: Customizable, intuitive, and analytics-driven
Additional Advantages:
- Full LED Technology for shortest cycle times and unmatched stability
- World’s Longest Pulse for A+A+A+ Class — 500 ms at LTI of 0.3%
- Capability to Measure Most Capacitive Technologies Today & Tomorrow
- Proven Adoption in Domestic and International Markets
With its combination of high precision, flexibility, and full automation, this solar simulator line serves both small-scale R&D labs and large-scale manufacturing environments, offering a single, scalable platform for module testing, validation, and production efficiency. At the expo, visitors will see live demonstrations showcasing fast cycle times, superior repeatability, and automated uniformity mapping, highlighting Aster’s commitment to innovation and operational excellence.
Q 4. In terms of reducing operational costs and improving efficiency, what unique features of your lab and Solar Simulator solutions will you demonstrate at the expo?
At Aster, our solutions are built around three core pillars—energy efficiency, automation, and data-driven optimization—empowering manufacturers to reduce operational costs while enhancing throughput and process reliability.
In our PV reliability lab systems and flashers, we leverage intelligent automation and AI-driven analytics to streamline test sequencing, minimize manual intervention, and reduce equipment downtime. This approach not only ensures highly accurate testing but also extends equipment lifespan and lowers maintenance costs.
Avalon’s Nexun NEO/EVO Solar Simulators exemplify operational efficiency with low energy consumption, LED lifetimes exceeding 35 million flashes, and zero consumable requirements, significantly reducing recurring expenses. Quick calibration in just 15 seconds and short cycle times under 10 seconds enhance productivity while maintaining class-leading precision.
Aster’s focus areas include:
- Solar module testing laboratory setup
- Solar Simulators for laboratory, production, and mobile testing
- Characterization machines for solar cell manufacturing
- Testing laboratories for Li-ion battery evaluation
At REI Expo, we will demonstrate how these innovations deliver tangible cost savings, improved testing consistency, and accelerated ROI, helping our clients achieve world-class performance with sustainable operational efficiency.
