What certifications does the battery hold?

The battery is certified with UL1973, UL9540A, and CEC Listed for safety and compliance.

What is the minimum order quantity?

The minimum order quantity is 1 piece.

What are the lead times for production?

Lead time is within 15 workdays for both peak and off-peak seasons.

5kw 48V off-Grid Solar Inverter with WiFi

Name: 5kw 48V off-Grid Solar Inverter with WiFi
Brand: Xiamen Zhengshengyi Technology Co., Ltd.
SKU: 1995910981

Fujian, ChinaXiamen Zhengshengyi Technology Co., Ltd.

US$759.00

2-9 Pieces

US$719.00

10-19 Pieces

US$679.00

20+ Pieces

Product profile

Customization

Available

Nature of Source Flow

Passive inverter

Certification

UL1973 / UL9540A / Cec Listed

Model NO.

ZSY-CN-INVERTER

Output Power

>1000W

Grid Type

off-Grid Inverter

Output Type

Single

Circuit Topologies

Full-Bridge Type

Nature of Wave String

Sine Wave Inverter

Type

DC/AC Inverters

Communication

WiFi / RS485

Rated Output Power

5000W

Maximum Peak Power

10000W

Rated Output Voltage

120VAC

Rated Battery Voltage

48V

Transport Package

Wooden Case

Specification

LFP-51100-RM / ZSY-5.12KWH

Trademark

ZSY

Origin

Fujian, China

Key features

High Power Output: Rated output power of 5000W with a maximum peak power of 10000W.

Pure Sine Wave: Provides clean pure sine wave output suitable for sensitive electronics.

WiFi Connectivity: Built-in WiFi and RS485 communication for remote monitoring.

Wide Voltage Range: Battery voltage range of 40-58V with MPPT operating range of 120-450V.

UL Certifications: Certified with UL1973, UL9540A, and Cec Listed standards.

OEM/ODM Support: Customizable logo, color, cable length, and communication modules.

Fast Quotation: Quotations provided within 4 hours of receiving inquiries.

Sample Orders: Sample orders are acceptable for most standard products.

Company profile

High Repeat Buyers ChoiceCustomization from DesignsProduct Certification

Xiamen Zhengshengyi Technology Co., Ltd.

Fujian, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤0.71h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with R&D-based design capability and broad customization options, including customization from designs and samples. It has two production lines, in-stock capability, and 100% finished-product inspection, but only one quality inspector is reported. No supplier-management-system certification, overseas warehouse, overseas agents or branches, overseas showroom, or offline trade-show participation is documented. The supplier offers ODM services but does not provide 3D software design, SDKs, or OEM services for popular brands, and reported no new products in the past year. Manufacturing controls show gaps, including no valid manufacturing-capacity contract with related subcontractors, no ongoing quantity reconciliation, and no outsourcing SOP. Lead time is stated as within 15 working days in both peak and off-season periods. Customer cases or named customers are not provided.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated business scope includes automatic control system devices, mechanical equipment, molds, metal-processing equipment, and related industrial products, while its company description emphasizes green energy and intelligent manufacturing.

After-Sales capabilityThe supplier has in-stock service capability, but reports no overseas warehouse, overseas showroom, overseas agents or branches, and service coverage in zero countries. These records show limited documented overseas after-sales infrastructure, while a complete after-sales service assessment is not provided.

R&D capabilityThe supplier has R&D capability and provides ODM services, but it reported no new products in the past year, no SDK availability, and no 3D software design service. This demonstrates some development capability but also explicit limitations in recent product innovation and supporting software resources.

Production capacityThe supplier operates two production lines, has in-stock capability, and performs 100% finished-product inspection. However, only one quality inspector is reported, there is no ongoing batch quantity reconciliation, no outsourcing SOP, and no valid manufacturing-capacity contract with related subcontractors, indicating documented production-control weaknesses.

Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, including customization from customer designs and samples, and also provides ODM services. These records directly support broad customization capability, although 3D software design is not available.