What is the efficiency of the solar panels?

The solar panel efficiency ranges from 16.4% to 18.5% depending on the model.

What is the minimum order quantity?

The minimum order quantity is 1 set.

What are the lead times for production?

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

4kw Solar Power System Home with Solar

Name: 1kw/2kw/3kw/4kw Solar Power System Home with Solar
Brand: Jinhua SunMaster Solar Co., Ltd.
SKU: 768522342

Zhejiang, ChinaJinhua SunMaster Solar Co., Ltd.

US$1,000.00-3,500.00

1 Set

Sample price:US$1500.00/set.Request sample

Product profile

Customization

Available

Output Type

AC Single Phase

System

Off-Grid system

Model NO.

SMSH-4KW

Certification

CE, ISO, RoHS

Power

4kw

Standard

Solar System Technology

IGBT

Soalr Ower System Upgrade

Easy Upgrade Solar Power System

Service

Free Design

OEM/ODM

Yes

Solar Panel Power

250W*60PCS

Solar Panel Type

Polycrystalline Silicon PV Module

Solar Power Generator Life Span

More Than 25years

Battery

12V/200ah X 24PCS

Solar Power Generator Battery

Maintenance-Free Lead-Acid Battery

Solar Power Generator Technology

Ipm or IGBT of Mitsubishi

Special Design

Module Efficiency

18.5%

Solar Cell

Poly Crystalline 156

Max. DC Input Voltage

1000V

Output Frequency

50Hz/60Hz

Transport Package

Carton or Wood Boxes

Specification

CE RoHS

Trademark

SUNMASTER

Origin

Zhejiang

HS Code

8502390000

Production Capacity

50, 000 PCS/Year

Key features

Long Lifespan Solar Panels: Solar panels offer a lifespan of more than 25 years with high efficiency.

Comprehensive Warranty Coverage: Includes 20 years for panels, 5 to 25 years for inverters, and 10 years for mounting systems.

Flexible Customization Options: Offers full customization, minor customization, and design-based customization for mounting systems.

High Efficiency PV Modules: Poly crystalline modules achieve up to 18.5% efficiency with 250W to 335W power classes.

Robust Mounting System: Supports wind speeds up to 40m/s and snow loads of 70kg per square meter.

Advanced Inverter Technology: Features MPPT tracking, IP65 protection, and operates in temperatures from -25 to +60 degrees.

Durable Battery Storage: Utilizes maintenance-free lead-acid batteries with overcharge and over-discharge protection.

Multiple Certification Standards: Products certified by CE, ISO, RoHS, TUV, IEC, and UL for global safety compliance.

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.