Guangdong beineng New Energy Co., Ltd.
                                                                                                           
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11 Years
Since 2015
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30kWh Off-Grid Solar System LiFePO4 Battery with 5000W Inverter, 4000W PV Input, and 99% MPPT Efficiency

Price Negotiable
Price: $3,100.00/units 2-49 units
MOQ: 2 units
Delivery Time: Negotiable
Brand: Kingkong Batttery
Product Description
Product Overview
Professional off-grid solar energy storage system featuring LiFePO4 battery technology with modular expansion capability up to 30kWh.
Off-grid solar system LiFePO4 battery energy storage unit
Key Features
  • A+++ Grade LiFePO4 cells with reliable BMS design
  • Modular design with flexible expansion up to 30kWh capacity
  • Pulley and rail system for quick and easy installation
  • Built-in MPPT with 99% efficiency rating
  • Low-voltage battery and inverter system for cost-effective storage
  • Wide operating temperature range: -10°C to 55°C
Technical Specifications
Inverter Parameters
ParameterSpecification
PV Input Power4000W
PV Max Charge Current80A
Max PV Voltage145VDC
MPPT Voltage Range64-130VDC
Number of MPPT1
Output Power5000W
Output Voltage230VAC
Output Current21.7A
Output Frequency50/60Hz
Transfer Time≤20ms
WaveformPure Sine Wave
AC Charge Current60A
System Parameters
ParameterSpecification
Display7 inch touch LCD
Operating Temperature-10°C to 60°C
Humidity15%-85% (No condensation)
Company Profile
KingKong Battery brings 13 years of industry experience, serving over 12,000 customers across 80+ countries. With 4 overseas warehouses and a 99.5% on-time delivery rate, we maintain over 90% repurchase rate and 98% positive feedback.
KingKong Battery warehouse and distribution facilities
Quality Assurance
All batteries are 100% original Grade A cells with verified QR codes. Each unit undergoes comprehensive testing for capacity, voltage matching, and internal resistance before shipment.
KingKong Battery quality testing process
Additional Services
  • OEM/ODM customization support
  • Complete BMS and accessory solutions
  • Technical and after-sales support
  • Marketing assistance for business expansion
For detailed pricing, technical specifications, and custom solutions, please contact our sales team.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangdong beineng New Energy Co., Ltd.
Location Room 1205 and Room 1301, Building 5, No. 8 Qinghe Road, Huangjingkeng, Huangjiang Town, Dongguan City, Guangdong Province
Contact Person molly

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