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Andrés AntonioHighly recommended product supplier very responsive. -
DavidPerfect product and high-quality service, thank the SUNPOK team. -
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SUNPOK 150kwh 200kwh 250kw 150kw 250kw 250kwh Lithium Ion Batteries Pack Complete Solar Energy Storage System for Industrial
| Place of Origin | Guangdong, China |
|---|---|
| Brand Name | SUNPOK |
| Certification | CE, TUV, IEC,VDE,CEI,ROHS, |
| Model Number | SP-51.2V314Ah |
| Minimum Order Quantity | 1 Unit |
| Price | Face to face |
| Packaging Details | Carton or Wooden Box |
| Delivery Time | 5-10 Days |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 200+Unit+Per Days |
Product Details
| Product Name | LifePO4 Lithium Battery Pack | Voltage | 51.2V |
|---|---|---|---|
| Capacity | 314Ah | Cycle Life | 8000 Times |
| Type | Li-Ion LiFePO4 | Application | Solar Energy Storage Systems |
| Warranty | 10 Years | OEM/ODM | Accepatable |
| BMS | Built-in BMS Protection | MOQ | 1 Pcs |
Product Description
Sunpok High-Voltage Rack Lithium Battery: Substantial Energy Density for Professional Deployments
Every large-scale energy storage project is defined by the same fundamental challenge: how to store a meaningful amount of energy in a footprint that fits real-world space constraints. Sunpok's high-voltage rack-mounted lithium battery addresses this challenge directly, combining a high-capacity cell configuration with a rack-optimized enclosure that integrates cleanly into professional power infrastructure.
High-Voltage Platform for System-Level Gains
The high-voltage lithium architecture at the heart of this battery is not a marketing feature — it is an engineering decision with measurable consequences. Higher voltage means lower current for the same power output, which translates into thinner cabling, reduced transmission losses, and less heat at connection points. For integrators designing systems around large inverters or distributed loads, these gains compound across the entire installation.
Rack Form Factor, Zero Compromise
The enclosure is built to standard rack dimensions, designed to sit inside telecom shelters, server rooms, equipment cabinets, and dedicated power enclosures without modification. The chassis construction emphasizes rigidity under load and ease of handling during installation. Connection points are positioned for logical cable routing, and the overall layout reflects input from field technicians rather than theoretical design labs.
Significant Capacity in a Single Layer
Each unit delivers a substantial energy reserve at its nominal voltage, providing extended autonomy from a single rack position. This density matters in applications where rack space is limited or where a single battery layer must carry a meaningful portion of the system's total storage. For solar self-consumption, backup power, and load-shifting applications, this capacity translates into hours — not minutes — of available energy.
Continuous Monitoring, Automatic Protection
The embedded Battery Management System operates as the battery's constant overseer. It tracks cell voltages, internal temperatures, and state-of-charge in real time, actively balancing cells and intervening when parameters exceed safe operating windows. Overcharge, over-discharge, and thermal protection are handled automatically, without requiring external controllers or manual configuration.
IP21 — Honest Environmental Rating
The enclosure carries an IP21 rating, which provides a defined and verifiable level of protection against solid particles above a specified size and against vertically falling water droplets. Sunpok states this specification plainly: the battery is intended for dry, indoor, climate-controlled environments. It is not rated for outdoor installation, wash-down areas, or environments with airborne conductive dust. This transparency allows system designers to specify the product with confidence, knowing exactly where it belongs.
Built for the Trade, Not the Retail Shelf
This is a component for qualified professionals. Sunpok does not bundle installation crews, does not claim plug-and-play operation, and does not market this battery to end users looking for a consumer-grade experience. The product is engineered for the people who already know how to size, wire, commission, and maintain battery systems — and who need hardware that will not get in their way.
About Sunpok Energy
Sunpok Energy, established in 2016 and headquartered in Guangzhou, is a manufacturer focused exclusively on lithium energy storage technology. The company's product range covers residential low-voltage systems, all-in-one storage units, high-voltage commercial batteries, off-grid solar kits, and hybrid system accessories. With a professional engineering team, international office presence, and a workforce of over two hundred, Sunpok supplies distributors and project developers across global markets.
Technical Details and Procurement
For full specifications, datasheets, and purchasing information, visit .
Sunpok — Professional storage hardware, specified without exaggeration.
Highlights at a glance
About this supplier
Guangzhou Sunpok Energy Co., Ltd. is a high-tech enterprise specializing in the field of energy storage batteries. With a decade of deep industry experience, it has established a comprehensive industrial chain layout integrating research and development, production, and sales. The company's core focus lies in the innovation and iteration of new energy storage products. Its main products encompass a full range of energy storage solutions, including household energy storage batteries, solar energy storage systems, portable mobile power supplies, and integrated energy storage units, fully meeting the energy storage needs of households, industrial and commercial sectors, outdoor emergencies, and other scenarios worldwide. Relying on its strong production capabilities, the company now boasts two large standardized production bases equipped with advanced automated production lines and rigorous quality inspection systems, with a monly production capacity exceeding 10,000 sets of energy storage batteries, effectively ensuring timely delivery of large orders. Leveraging stable product quality, core technological advantages, and a comprehensive global service network, the company's products have been exported to 195 countries and regions worldwide, earning widespread recognition and a good reputation in overseas markets, making it one of the trusted suppliers in the global energy storage field. Based in Guangzhou and reaching out globally, Sunpok Energy has always taken technological innovation as its core driving force. Adhering to the product philosophy of high quality and high safety, it continuously provides more competitive energy storage products and customized services to global customers, contributing to the global energy transformation and sustainable development.
Company overview
Competitive advantages
Packaging & shipping specifications
FAQs
Are you a factory or a trader?
We are a manufacturer of batteries, and can also provide solutions for the entire solar system.
What is the lead time?
We can deliver within 1-15 days.
How is your technical support?
We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem after delivery, we will offer you a video call anytime, our engineer will also go to oversea help our customers if necessary.
How to become your agent?
Contact us through email, and we can talk about details to confirm.
Is the sample available and free?
Sample will be charged a cost, but the cost will be refunded after the bulk order.
What is the warranty period, and how many years?
The warranty period for batteries and inverters is 5-15 years, and the warranty period for photovoltaic panels is 25 years.
Do you support OEM/ODM?
Of course, we can do customized services for our partners.
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