Shenzhen First Tech Co., Ltd.
| Payment Terms | L/C,T/T |
| Supply Ability | 2000 pieces per month |
| Delivery Time | 15 days |
| Packaging Details | carton box |
| Safety Features | Overcharge Protection, Overdischarge Protection, Short Circuit Protection |
| Capacity | 15kWh |
| Chemistry | Lithium Ion |
| Certifications | CE, UL, IEC |
| Cycle Life | >5000 Cycles |
| Warranty | 5-10 Years |
| size | 740*395*250mm |
| Operating Temperature | -20°C To 55°C |
| Brand Name | 1stess |
| Model Number | RPES-WM2 (51.2V 300Ah) |
| Certification | CE, IEC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 2000 pieces per month |
| Delivery Time | 15 days | Packaging Details | carton box |
| Safety Features | Overcharge Protection, Overdischarge Protection, Short Circuit Protection | Capacity | 15kWh |
| Chemistry | Lithium Ion | Certifications | CE, UL, IEC |
| Cycle Life | >5000 Cycles | Warranty | 5-10 Years |
| size | 740*395*250mm | Operating Temperature | -20°C To 55°C |
| Brand Name | 1stess | Model Number | RPES-WM2 (51.2V 300Ah) |
| Certification | CE, IEC | Place of Origin | China |
| High Light | Wall mounted LiFePO4 energy storage battery ，48V 15kWh home battery pack ，All in one lithium battery storage | ||
Shenzhen First Tech Co., Ltd was established in 2017, which is a one-stop solution provider of solar & battery energy storage system.
First Tech is engaged in the research, development, production, sales and service of the commercial and industrial energy storage system, home energy storage system, lithium-ion battery pack, solar hybrid inverter. solar optimizer etc.
First Tech is located in Shenzhen City, Guangdong Province, China, the factory have passed lS09001,1S014001,1S045001 managementsystem certification and the products have obtained TUV-CB, CEIEC,EMC MSDS, UN38.3, etc certificates. The products are exported toclients in such countries and regions as Europe, Africa, Middle East,North America,South America, Southeast Asia, etc.
Except providing it's own standard products, First Tech also welcome OEM & ODM orders, and will provide professional service and quality products with competitive prices to customers and market.
First Tech is committed to becoming a global leading solar & ESS solution provider to provide green energy and contribute to cleanerworld.
Enjoy New Life, Starting with First Tech!
How the 48V/15kWh Home Battery System Meets Global Energy Needs
From Asian Megacities to Remote African Villages, One Modular Energy Solution Adapts to Empower Every Hom
In an era defined by energy awareness and the quest for reliability, home energy storage has transitioned from a luxury to a global necessity. The 48V/314Ah (15kWh) Lithium Iron Phosphate (LiFePO4) battery system emerges as a versatile champion, engineered to deliver safe, scalable, and intelligent power management. With its robust 6000+ cycle life, modular design for expansion up to 160kWh, and compatibility with major inverters, this system is not just a product—it’s a long-term energy partner. Let's explore its strategic fit and compelling advantages across five key global markets.
1. Asia: The High-Density, High-Growth Frontier
Market Demand & Climate: Rapid urbanization, rising electricity costs, and a strong push for green technology in countries like Japan, Australia, and Southeast Asia. Regions face typhoons, heatwaves, and grid stress during peak demand.
Product Positioning & Advice: Position as the ultimate "Peak-Shaving & Resilience Hub" for suburban homes and small businesses. The compact footprint (740*380*250mm) is ideal for space-constrained dwellings. Emphasize the safety (IEC62619/UN38.3 certified) crucial for dense living environments and the system's high discharge temperature tolerance (up to 65°C), ensuring reliability during sweltering summers. The modularity allows families to start with 15kWh and expand as EV adoption or home office needs grow.
Key Advantage Highlight: "Ultra performance and intelligence." The long cycle life guarantees ROI, while remote monitoring via RS485/CAN is perfect for tech-savvy users managing consumption against volatile time-of-use tariffs.
Company Details
Year Established:
2017
Total Annual:
15000000-16000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
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