OEM/ODM customization process details
Felicitysolar focuses on the solar energy field and provides a full range of solar energy product OEM/ODM services. Relying on the top R&D team, we have a deep insight into industry trends and accurately grasp customer needs. From safe and reliable energy storage batteries to efficient energy storage batteries, Felicitysolar is your trusted partner

01
1~2 days for demand communication and evaluation
Collect customer’s customized requirements for products: performance indicators, appearance design, order quantity and delivery time, etc. Felicitysolar evaluates technology and production capacity based on those factors, considers raw material supply, determines whether it can meet the needs and estimates costs and cycles.
02
3~5 days for solution determination
Felicitysolar provides a complete design plan and schedule to customers, prepares sample materials and arranges tests according to schedule.


03
6~7 days for sample testing and optimization
Felicitysolar completes the overall assembly and testing of product samples, evaluates samples and makes suggestions, and collaborates with customers to modify and improve to complete the finalization.
04
8-30 days days for bulk delivery
Arrange product transportation according to the transportation method agreed in the contract, provide logistics tracking information, so that customers can grasp the status of cargo transportation in real time, and ensure that the products are delivered to customers on time and safely.

Felicitysolar:Trusted Solar Battery Manufacturers Worldwide
Felicitysolar is a leading solar battery manufacturer, providing advanced solar storage solutions to customers worldwide. Leveraging years of experience in OEM and ODM projects, we possess strong manufacturing capabilities, superior product quality, and scale advantages, ensuring on-time delivery and competitive pricing.
Our modern factories and rigorous quality control systems ensure compliance with international standards, making us a trusted partner for businesses seeking reliable energy products.
A Wide Variety of Customizable Solutions
Designed for urban users seeking compact and efficient solar storage solutions, this solar storage solution combines an 800W microinverter with a 2.56kWh lithium-ion battery. This balcony-friendly design maximizes the potential of solar storage solutions without taking up a large amount of space.
Our 100kW energy storage cabinets, equipped with an advanced air cooling system to maintain optimal battery performance, are ideal for industrial parks and commercial areas with unstable power supply.
Designed for high-demand applications, this system helps businesses reduce peak power costs, increase energy independence, and maintain continuous operations.
Felicitysolar, a solar battery manufacturer, provides compact single-phase solar energy storage systems for residential users. Multiple units can be connected in parallel to form a three-phase system, delivering stable power for daily use.
Flexible Customization
Our foundation is customization.
1.Unlike most other solar battery manufacturers, we offer OEM and ODM customization options.
2.We tailor designs to your specifications, whether adjusting storage capacity, adding smart monitoring features, or optimizing installation for space savings.
3.We tailor designs to specifications, whether adjusting storage capacity, adding intelligent monitoring capabilities, or optimizing installation for space saving.
These customized solar storage systems make our clients competitive and in line with the demands of a rapidly changing energy market.

Professional & Credible
1.Felicitysolar products meet internationally recognized safety and performance standards. Our solar energy storage systems and inverters have obtained certifications such as CE, IEC, and UL, ensuring compliance with global electrical and quality requirements.
2.In addition, battery products meet essential transport and safety standards, including UN38.3 and MSDS, verifying their reliability and safety in real-world use.
3.As an ISO-certified manufacturer (ISO 9001 for quality management and ISO 14001 for environmental management), Felicitysolar maintains rigorous production and testing processes.
4.Every product undergoes performance, durability, and safety verification to ensure stable operation across diverse environments — earning the trust of customers worldwide.
FAQ
What is the standard warranty period?
Our products carry a 2-5 year warranty, and additional services are available.
How do I install the system?
We provide detailed installation guides, and our customer support is there to assist you.
What if a problem with the product occurs after purchase?
Felicitysolar provides rapid troubleshooting, replacement parts, and a responsive service channel to minimize downtime.

