What is the lead time for production?

The average lead time is one month for both peak season and off-season.

What types of solar panels are available?

We offer both Monocrystalline and Polycrystalline silicon PV modules with power classes ranging from 270W to 335W.

Is free design service provided?

Yes, we provide free professional design services to help customers configure the best solar power system for their needs.

off Grid Solar System 20kw Solar Energy System Priceoff Grid Solar Power System Wiring Diagram

Name: off Grid Solar System 20kw Solar Energy System Priceoff Grid Solar Power System Wiring Diagram
Brand: Jinhua SunMaster Solar Co., Ltd.
SKU: 754457282

Zhejiang, ChinaJinhua SunMaster Solar Co., Ltd.

US$10,000.00-30,000.00

1 Set

Sample price:US$16000.00/set.Request sample

Product profile

Customization

Available

Condition

New

Certification

ISO, CB, CE

Model NO.

SMSH-20KW

Application

Home, Industrial, Commercial

Specification

Normal

10 Kw Solar System

9kw Solar Power System

Certificate

TUV IEC Ce RoHS

Type

off-Grid System AC

Warranty

25 Years Life Time

Solar Power Generator Life Span

More Than 25years

Inverter

Pure Sine Wave Output

Controller

Intelligent Controller

Battery Type

Lead-Acid AGM

Solar System Technology

IGBT

Soalr Ower System Upgrade

Easy Upgrade Solar Power System

Service

Free Design

Solar Panel Type

Polycrystalline Silicon PV Module

OEM/ODM

Yes

Module Efficiency

18.5%

Max. DC Input Power

24kw

Transport Package

Carton

Specification

CE, RoHS, ISO 9001

Trademark

SunMaster

Origin

Zhejiang, China

HS Code

8502390000

Production Capacity

50000pieces/Year

Key features

25-Year Lifetime Warranty: Comprehensive warranty coverage for solar panels and system components up to 25 years.

Full Customization Support: OEM/ODM services available with customization from samples, designs, or full customization.

High-Efficiency Components: Features 18.5% module efficiency with pure sine wave inverters and intelligent controllers.

Multi-Scenario Application: Suitable for home, industrial, and commercial use with flexible mounting for roofs or ground.

Robust Safety Protection: Includes surge protection, lightning protection, and anti-reverse connection safeguards.

Certified Quality Standards: Products certified by ISO, CB, CE, TUV, IEC, and RoHS for global compliance.

Easy System Upgrade: Designed for easy upgrades with intelligent controllers and flexible battery options.

Professional Design Service: Free professional design services provided to optimize system configuration for clients.

Company profile

Jinhua SunMaster Solar 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 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, R&D, and sustainability capabilities. It reports customization across multiple levels, ODM and OEM services, an available SDK, recent product development, and documented procedures for service assessment, corrective actions, and complaint handling. Evidence also indicates ERP-based process management, ISO9001:2015 certification, inventory capability, a stated one-month lead time in both peak and off-season periods, and proximity to Ningbo Port. However, it lacks a valid contract with associated subcontractors, overseas warehouse and showroom capabilities, and an established AI model for data-driven management. The supplier cites OEM service for well-known brands and a global sales network, but no specific customer names or verifiable case details are provided.

Supplier typeThe supplier is classified as a combined company and describes its scope as covering export trade, manufacturing, service, quality control, R&D, and sustainable development. This indicates a broad integrated operating profile rather than a narrowly defined trading or service entity.

CertificationsThe supplier reports an ISO9001:2015 certificate under its sustainable development management system information. This is explicit certification evidence, although the provided slices do not state the certificate’s validity period or scope.

After-Sales capabilityThe supplier has written procedures and implementation records for service-capability assessment, corrective and preventive actions, and customer complaint handling. Its approved-supplier list is documented but lacks approval signatures or dates, so the service-management system is evidenced while supplier-list control is incomplete.

R&D capabilityThe supplier reports new products during the past year, ODM services, and an available SDK. These statements provide direct evidence of product-development and technical-support capability.

Production capacityThe supplier reports manufacturing capability, inventory capability, a one-month average lead time in both peak and off-season periods, and 30 qualified service suppliers. However, it lacks a valid contract with its associated subcontractors, which creates a documented production-governance weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is direct evidence of broad customization coverage.

Product Q&A

Q:What is the warranty period for the solar system?

The system offers a 25-year lifetime warranty for solar panels, with inverters and other components having warranties ranging from 5 to 25 years depending on the specific part.

Q:Can the solar system be customized?

Yes, we provide OEM/ODM services including customization from samples, designs, full customization, minor customization, and flexible customization options.

Q:What certifications does the product have?

The system is certified by ISO, CB, CE, TUV, IEC, and RoHS, ensuring compliance with international safety and quality standards.

Q:What is the minimum order quantity?

The minimum order quantity is 1 set.

Q:What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.