Is after-sales service and training provided?

Yes, we offer after-sales service and provide training for solar system installation.

What types of batteries are used in the system?

The system uses LiFePO4 lithium batteries with a cycle life of 6000 times and nominal capacities of 10kwh, 14.33kwh, or 28.66kwh.

Where is the manufacturer located?

Our factory is located at No. 87 Yangqiao Road, Shushan District, Hefei, Anhui, China.

Rooftop Solar Power System 5kw 10kw 15kw 20kw 30kw Single Phase off Grid Solar System

Name: Rooftop Solar Power System 5kw 10kw 15kw 20kw 30kw Single Phase off Grid Solar System
Brand: WONVOLT HOLDINGS LIMITED
SKU: 1959058391

Anhui, ChinaWONVOLT HOLDINGS LIMITED

US$0.297

10,000-99,999 Wp

US$0.292

100,000-499,999 Wp

US$0.285

500,000-999,999 Wp

US$0.277

1,000,000+ Wp

Sample price:US$0.47/wp.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

5-10 Years

Model NO.

WV-10KW-10KWH-OFF

Condition

New

Certification

ISO, CB, CE, Un38.3 MSDS

Application

Home, Industrial, Commercial, Un38.3 MSDS

Specification

Customized

Weight

1000kg+

Cycle Life

6000 Times Lithium Battery 48V

Nominal Capacity

10kwh 14.33kwh 28.66kwh

Solar Panel System Application

Residential Solar Storage System for Home

AC Output

230V

Battery Type

LiFePO4/Lithium Battery 48V

Battery Capacity

10kwh 15kwh 20kwh 30kwh 40kwh

Solar Panel

N Type Mono Topcon 600W 605W

PV Cable

4mm2 or 6mm2

Mounting

Metal Rooftop, Tile Roof or Ground

Certificate

CE IEC

Training

Solar System Installation

Manufacturer

Yes

Customized

Customize Solar Panel System

Parallel

Yes

Transport Package

Carton Box with Pallet

Specification

N type solar panel

Trademark

WonVolt

Origin

China

HS Code

8501722000

Production Capacity

50000sets/Year

Key features

Customized System Specs: Customize solar panel system with various capacities from 5kw to 30kw.

Long Warranty Period: Provides 5-10 years warranty coverage for peace of mind.

Multiple Certifications: Certified with ISO, CB, CE, Un38.3, and MSDS standards.

Versatile Applications: Suitable for home, industrial, and commercial rooftop or ground use.

High Cycle Life Battery: Features LiFePO4 lithium battery with 6000 times cycle life.

Remote Monitoring: Equipped with WIFI remote monitoring for system management.

Professional Support: Offers after-sales service and solar system installation training.

Flexible Payment Terms: Accepts LC, T/T, PayPal, and Western Union for payments.

Company profile

WONVOLT HOLDINGS LIMITEDAnhui, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2016-04-01Nearest Port: ShanghaiAverage Response Time: ≤3.32hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryWonVolt is identified as a China-based manufacturer/factory and group corporation focused on industrial, commercial, and utility-scale energy-storage and solar solutions. It reports two factories, seven production lines, 87 employees including 24 engineers, 11–20 quality-control staff, and broad export coverage, with 90% of sales from exports. The supplier holds ISO 9001, ISO 14001, and OHSAS/OHSMS 18001 certifications. It states that it provides pre-sale field investigation and post-sale installation support, including commissioning and technical training. Reported lead times are within 15 workdays during off-peak periods and one month during peak periods. The available information supports production, service, certification, and customization strengths, but does not provide sufficient evidence of financial credibility or specific customer cases.

Supplier typeWonVolt is explicitly described as a Manufacturer/Factory and Group Corporation, with two factories in Hefei and a stated specialization in industrial and commercial energy-storage solutions. This directly supports classification as a manufacturing supplier rather than only a trading intermediary.

CertificationsThe supplier reports holding OHSAS/OHSMS 18001, ISO 9001, and ISO 14001 certifications. These stated management-system certifications provide explicit evidence of established occupational safety, quality, and environmental management systems.

After-Sales capabilityWonVolt explicitly states that post-sales engineers can provide on-site installation assistance, commissioning tests, and technical training when required by clients. This is direct evidence of after-sales technical support capability.

R&D capabilityWonVolt reports 50 total R&D-engineer experience, 24 engineers among 87 employees, and more than nine years specializing in industrial and commercial energy-storage solutions. Its statement that each system is uniquely designed supports solution-development capability, although no patents, proprietary technologies, or quantified R&D achievements are provided.

Production capacityThe supplier reports two factories, seven production lines, 87 employees, 11–20 quality-control staff, and lead times of within 15 workdays off-peak and one month during peak season. These details explicitly indicate established production capacity and defined fulfillment capability.

Customization capabilityWonVolt states that every system is uniquely designed and provides pre-sale engineers for on-site field investigation to ensure solutions fit client requirements. Its portfolio spans batteries, inverters, solar panels, accessories, and industrial, commercial, utility-scale, and home solutions, supporting a broad customization offering.