Key Takeaways Manufacturer Price Consideration Solar Efficiency Solar Maintenance Trina Solar Initial investment is high but may be offset by long-term savings and incentives. (Approximately 10-20% higher upfront cost compared to standard modules) Known for efficient energy storage with minimal energy loss over time. (Average efficiency of 18-22%) Relatively low maintenance due to high-quality, durable modules. Occasional cleaning is recommended. (Annual cleaning cost: $50-$100) Canadian Solar Varies depending on the…