Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"SUNPOK 15KWH Home Energy Storage Battery 51.2V 300AH LiFePo4 Battery 48V Touch","imgUrl":"https:\/\/img.chinax.com\/nimg\/c7\/1b\/ebd7e2e2c076848725f369ee5d79-200x200-1\/sunpok_15kwh_home_energy_storage_battery_51_2v_300ah_lifepo4_battery_48v_touch.jpg","attrs":{"Model Number":"SP-48300-YD","Warranty":"10 Years","Price":"Face to face","Capacity":"300Ah"}}
{"title":"51.2V 628Ah 32kWh LiFePO4 Energy Storage Battery Pack for Home Solar System Off","imgUrl":"https:\/\/img.chinax.com\/nimg\/08\/50\/dc067e2e867ddb92e8cb4fa1323b-200x200-1\/51_2v_628ah_32kwh_lifepo4_energy_storage_battery_pack_for_home_solar_system_off_grid_ess_with_bms_high_capacity_long_cycle_life.jpg","attrs":{"Brand Name":"SUNPOK","Model Number":"SP-48600-YD","Certification":"CE, TUV, IEC,VDE,CEI,ROHS,","Place of Origin":"China"}}
{"title":"SUNPOK Rechargeable 48V High Powerli Iron Phosphate Battery RS485 Communication","imgUrl":"https:\/\/img.chinax.com\/nimg\/ef\/8b\/b5510c828d102c8e9615c47fc027-200x200-1\/sunpok_rechargeable_48v_high_powerli_iron_phosphate_battery_rs485_communication.jpg","attrs":{"Brand Name":"SUNPOK","Model Number":"SP-48200-YD","Certification":"CE","Place of Origin":"China"}}
{"title":"Lifepo4 100ah 24V 48V Lithium Ion Battery Energy Storage 5kwh 10kwh 20kwh","imgUrl":"https:\/\/img.chinax.com\/nimg\/79\/8a\/2b4d1d547e39b011b655c54c40bb-200x200-1\/lifepo4_100ah_24v_48v_lithium_ion_battery_energy_storage_5kwh_10kwh_20kwh.jpg","attrs":{"Brand Name":"SUNPOK","Model Number":"SP-48200-BG","Certification":"CE","Place of Origin":"China"}}
{"title":"High Power 20kwh 10kwh Lithium Ion Home Battery Backup Power Supply","imgUrl":"https:\/\/img.chinax.com\/nimg\/38\/b7\/88b18a1851b9bf7c549d43784c1f-200x200-1\/high_power_20kwh_10kwh_lithium_ion_home_battery_backup_power_supply.jpg","attrs":{"Brand Name":"SUNPOK","Model Number":"SP-48200-BG","Certification":"CE","Place of Origin":"China"}}
Sunpok 51.2V 300Ah: Purpose-Built Capacity for Demanding Residential Loads
In residential energy storage, system complexity often increases as capacity requirements grow. The Sunpok 51.2V 300Ah Floor-Standing Lithium Battery addresses this by consolidating high-capacity storage into a single, purpose-engineered cabinet. Providing 15.36kWh of nominal energy, this unit is designed for households that require more than just basic backup, serving as a robust anchor for daily solar self-consumption or extended off-grid operation.
Consistent Power Delivery
The choice of Lithium Iron Phosphate (LiFePO4) chemistry ensures a stable and predictable discharge curve, which is critical for sensitive electronics and inductive loads like motors and compressors. Configured at 51.2V, the battery integrates natively with standard 48V inverter architectures. The 300Ah capacity is particularly advantageous for managing high-wattage appliances—such as electric ranges, heat pumps, or power tools—without the voltage drop associated with lower-capacity cells. This allows the system to maintain peak performance deep into the discharge cycle.
Proactive Cell Management
Rather than relying on passive safeguards, the integrated Battery Management System (BMS) takes an active role in maintaining cell equilibrium. By constantly monitoring individual cell voltages and temperatures, the BMS ensures that the pack ages uniformly, preserving capacity over thousands of cycles. Connectivity is established via industry-standard CAN and RS485 protocols, enabling the battery to act as an intelligent node within the energy system. This allows the inverter to make real-time adjustments to charging parameters, maximizing both efficiency and battery lifespan.
Space-Efficient Vertical Profile
Unlike rack-mounted systems that require bulky enclosures and complex busbars, this unit features a vertical floor-standing design. It is engineered for protected indoor environments, such as utility rooms or equipment bays, where it occupies a minimal footprint. The IP21-rated enclosure provides essential protection against dust and condensation, safeguarding internal components in typical residential settings. All power terminals and communication ports are logically grouped to facilitate a clean, code-compliant installation by certified professionals.
A Specialist’s Component
This Sunpok battery is developed specifically for integration by qualified solar installers and electrical contractors. It is not a consumer-grade plug-and-play device, but a professional-grade component designed to simplify project execution. For distributors and integrators, offering a single 300Ah unit instead of multiple smaller modules reduces on-site labor, minimizes potential failure points, and streamlines inventory management. It is a foundational asset for building resilient, high-performance home energy systems.
About Sunpok
Sunpok is dedicated to the engineering and manufacturing of advanced lithium energy storage solutions. We prioritize technical rigor and build quality to support the evolving needs of the renewable energy sector. Our commitment includes providing comprehensive technical documentation to ensure our partners achieve seamless integration and reliable long-term operation.
For detailed specifications, mechanical drawings, and protocol guides, visit sunpok.com.
Highlights at a glance
51.2V 300Ah 15KWh Lithium ion Battery for Home/Household Solar Energy Storage System
Brand New A-Grade LiFePO4 Cells
Battery Manufacturing Factory, with Low Prices
With Years of Experience in Battery Manufacturing, Our Products Are Safer
The Battery is Equipped with JK Smart BMS (Battery Management System) for Multiple Protections
Life More Than 8000 Times
Maximum Support For 15PCs In Parallel
Battery Compatible With All Mainstream Inverter Brands, Such as SAM, Victron Energy, Goodwe, Solis, Schneider, Deye, Growatt, Voltronic, Sofar, SUNGROW, LUXPOWER, Phocos, KEHUA, INVT, MUST, MEGAREVO, SOLAX, HUAWEI, SRNE etc.
2A Active Balancing Function
Certification: CE/UL/TUV/UN38.3 Certification, Compliant for Global Export
Minimum Order Quantity (MOQ) is 1 Unit, Available for Immediate Shipment from Stock
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.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Trading Company
Year Established:
2016
Total Annual:
20000000-23000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Sunpok Energy provides reliable and efficient home solar energy storage solutions using advanced lithium iron phosphate (LiFePO4) battery technology.
Our product portfolio includes 51.2V low-voltage home energy storage batteries, home solar system kits, integrated energy storage systems... Sunpok Energy provides reliable and efficient home solar energy storage solutions using advanced lithium iron phosphate (LiFePO4) battery technology.
Our product portfolio includes 51.2V low-voltage home energy storage batteries, home solar system kits, integrated energy storage systems...
