What is the biggest difference between your battery and other suppliers?

More than 20 years of manufacturing experience. Honle Energy invests greatly in R&D to ensure the reliable, stable and technically advanced battery energy storage systems.

Tell me the standard of package?

We use strong wooden case for protection.

Could you offer Form A or C/O ?

No problem. We can prepare relative documents to origin affairs office or other office to apply for related certificates for free.

High Voltage Energy Storage Solution Stackable 300V 15kwh Solar Battery

Name: High Voltage Energy Storage Solution Stackable 300V 15kwh Solar Battery
Brand: Zhejiang Honle New Energy Technology Co., Ltd.
SKU: 1936382081

Zhejiang, ChinaZhejiang Honle New Energy Technology Co., Ltd.

US$3,422.10

1 Piece

Sample price:US$3668.28/piece.Request sample

Product profile

Customization

Available

Weight

171kg

Warranty

5 Years

Model NO.

HVHL-P15.3

Cycle Life

6000 Cycles

Nominal Capacity

50ah

Standard Voltage

307.2V

Certifications

CE, FCC, CCC, Un 38.3, Un 3480, Class 9

Protection Grade

IP54

Working Voltage Range

240-350.4V

Discharge Rate (Max)

0.8c/40A

Charge Rated (Max)

0.5c/25A

Charge/Discharge Efficiency

96%

Communication Interface

Can/RS485

Rated Capacity

15.36kwh

Transport Package

Wooden Case Packing

Specification

560*220*1569mm

Trademark

HONLE

Origin

China

HS Code

33039639

Key features

Modular Stackable Design: Flexible matching and on-demand expansion for residential energy storage.

Long Cycle Life: Up to 6000 cycles ensuring long-term reliable performance.

Integrated Inverter: Built-in inverter offers excellent portability and mobility for homeowners.

High Efficiency: Charge/discharge efficiency reaches up to 96% for optimal energy usage.

IP54 Protection Grade: Dust and water resistant design suitable for various environments.

Comprehensive Certifications: CE, FCC, CCC, UN 38.3, UN 3480, and Class 9 certified for safety.

OEM and ODM Services: Free OEM service and custom packaging/logo design available.

2-Year Warranty: 5-year warranty coverage for peace of mind and product reliability.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500Experienced Team

Zhejiang Honle New Energy Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.67h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company engaged in solar, photovoltaic equipment, batteries, new-energy equipment, charging piles, energy storage, software, and related technical services. It demonstrates broad customization options, manufacturing activity, more than 10 production lines, 6–10 quality-control staff, and international service coverage through overseas warehouses, showrooms, and agents or branches. Service procedures, corrective and preventive actions, complaint handling, and finished-product inspection are documented and followed. The supplier provides OEM services for well-known brands, but no SDK is available. Financial evidence is limited to year labels for capacity, cash flow, and profit indicators, without substantive performance values; sustainability documentation status is also unknown. No certifications or specific customer cases are stated.

Supplier typeThe supplier is classified as a combined company and operates across solar technical services, photovoltaic equipment and components, batteries, new-energy equipment, charging piles, energy storage, software, and import activities. This supports identifying it as a diversified manufacturer and service provider rather than a narrowly focused trading entity.

After-Sales capabilityThe supplier has documented and followed procedures for service capability assessment, corrective and preventive actions, and customer complaint handling. It also reports overseas warehouses, showrooms, agents or branches, and one-month average lead times in both peak and off-season, indicating structured support and international service access.

R&D capabilityThe supplier describes solar and new-energy solution development, technical services, software development, and a total of nine years of R&D engineer experience. However, it explicitly reports no available SDK, so the evidence supports general R&D activity but does not establish strong developer-platform capability.

Production capacityThe supplier reports manufacturing capabilities covering photovoltaic equipment and components, distribution switch control equipment, batteries, and new-energy dynamic equipment. It operates more than 10 production lines, employs 6–10 quality-control staff, and has standardized, followed finished-product inspection instructions, supporting a substantial production and quality-control infrastructure.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its stated focus on tailoring power solutions to customer objectives further supports broad project-specific design flexibility.