How is the shipment handled?

Sample orders are sent by DHL, UPS, FedEx, etc. Bulk orders are shipped by sea.

What is the delivery time?

Sample orders take about 10 days. Bulk orders depend on quantity and specifications.

When can I get a quotation?

We usually quote within 36 hours after receiving your inquiry.

Can I have a customized product?

Yes, we accept customized requirements for color, logo, and shipping marks.

Yes, OEM and ODM customization is acceptable.

Scalable 50kw/100kwh Lithium Battery Storage System with Fast off-Grid Switching

Name: Scalable 50kw/100kwh Lithium Battery Storage System with Fast off-Grid Switching
Brand: Shenzhen Lefu New Energy Co., Ltd.
SKU: 1959727501

Guangdong, ChinaShenzhen Lefu New Energy Co., Ltd.

US$1,000.00-50,000.00

1 Piece

Sample price:US$20000.00/piece.Request sample

Product profile

Customization

Available

Weight

35kg

Warranty

5years

Model NO.

LF-LFP50kw/100kwh

Cycle Life

8000 Times or More

Nominal Capacity

14kwh-100kwh

Feature

All in One Machine

Style

Stackable, Modular, Rack, Container

Cell Type

Grade a LiFePO4

Other

OEM, ODM Customized Acceptable

Battery Module Dimension

442*750*230mm

Inverter Installation

Built-in Cabinet

Dido

Di*2 Do*2

Communication Port

EMS:RS485 Battery:Can or RS485

Transport Package

Wooden Box Un

Specification

Approx 1000*1400*2300mm

Trademark

LEFU

Origin

China

HS Code

850760

Production Capacity

3000

Key features

Fast Off-Grid Switching: Seamless transition with switching time less than 5ms for uninterrupted power supply.

High Cycle Life: Durable Grade A LiFePO4 cells offering 8000+ cycles for long-term reliability.

Modular & Stackable Design: Flexible configuration with stackable, modular, rack, and container styles.

Multi-Inverter Parallel: Supports up to 15 inverters in parallel for scalable power capacity.

Advanced Communication: Features RS485, CAN, Ethernet, and dry contact interfaces for system integration.

Built-in EMS & PV Support: Integrated Energy Management System supporting up to 19.2KW PV input.

Comprehensive Safety: LiFePO4 chemistry with BMS protection against overcharge, overheat, and short circuit.

OEM/ODM Customization: Accepts customized requirements for color, logo, and shipping marks.

Company profile

Shenzhen Lefu New Energy Co., Ltd.Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2016-01-01Nearest Port: Shenzhen, GuangzhouAverage Response Time: ≤3.15hTerms of Payment: T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryShenzhen Lefu New Energy Co., Ltd. is identified as a Chinese manufacturer/factory producing solar inverters, energy storage batteries and related systems. The supplier reports ISO 9001 and EICC certifications, four production lines, 6–10 R&D engineers, and 6–10 quality-control staff. It states that 90% of sales are exports, with exporting activity since 2016 and coverage of Asia, Africa, and Latin America. The company describes tailored design solutions, 24/7 technical support, and after-sales service, but the available evidence does not independently verify these claims. The information supports positive assessments for supplier type, certifications, production capability, innovation resources, and customization claims. Financial credibility and customer cases cannot be conclusively assessed from the provided slices.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and is registered as a limited company in China. This directly supports its identification as a manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier states that it has a robust certification system and explicitly lists ISO 9001 and EICC management-system certifications. These stated certifications provide direct evidence of formal quality and responsible-business management systems, although the slices do not include certificate numbers, validity dates, or issuing bodies.

After-Sales capabilityThe company states that it provides 24/7 technical support and a seamless after-sales experience. This is explicit evidence of a claimed support capability, but no service-team size, response-time records, service locations, or customer verification is provided.

R&D capabilityThe supplier states that it focuses on technological innovation and offers products including solar inverters, LiFePO4 batteries, energy storage systems, and related accessories. It also reports 6–10 R&D engineers, which supports an established R&D resource, although no patents, specific technical achievements, or independently verified innovation results are provided.

Production capacityThe company is identified as a manufacturer/factory and reports four production lines, 6–10 quality-control staff, and 6–10 R&D engineers. These figures provide direct evidence of organized production and quality resources, though the slices do not state facility capacity, utilization, or lead times.

Customization capabilityThe supplier explicitly states that its expert team provides tailored design solutions for home and industrial energy storage systems. This supports a claimed ability to customize solutions, but no examples, configuration limits, engineering process, or completed customization cases are provided.

Product Q&A

Q:May I have a sample to check quality?

Welcome to place a testing order to check the quality.

Q:What is the quality assurance and technical support policy?

We provide reliable, high-quality products with 100% end-of-line testing. For support, contact local dealers or use remote AR support via Zoho Lens.

Q:Are LeFu ESS lithium batteries safe?

Yes, they use LiFePO4 cells which are safer and more thermally stable. Comprehensive safety management avoids overcharge, over-discharge, overheat, and overcurrent.

Q:Which inverter brands are compatible?

They work with most popular inverters via CAN or Modbus. If your brand is not listed, provide the protocol for system upgrades.

Q:What are the payment conditions and terms?

We accept T/T, L/C, D/P, COD under various trade terms like EXW, FOB, CIF, CIP, DDU, DDP, and DAP.