What type of battery is included in the system?

The system uses 12V/200Ah maintenance-free lead-acid batteries with protection against overcharge, over discharge, and reverse connection.

4kw Solar Power Home System

Name: Renewable Energy 1kw/2kw/3kw/4kw Solar Power Home System
Brand: Jinhua SunMaster Solar Co., Ltd.
SKU: 768521662

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-1KW

Certification

CE, ISO, RoHS

Power

1kw

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

Comprehensive Warranty Coverage: Solar panels 20 years, inverter and mounting 5-10 years, cables 10 years.

Robust Mounting System: Supports 40m/s wind, 70kg/sqm snow load, customizable for roofs/ground.

Advanced MPPT Inverter: 1500W inverter with MPPT tracking, IP65 protection, and low night consumption.

Flexible Customization: OEM/ODM available, free design service, and customizable mounting solutions.

Certified Quality Components: CE, ISO, RoHS certified panels and inverters with TUV/UL cables.

Durable Lead-Acid Battery: 12V/200Ah maintenance-free batteries with comprehensive protection features.

Professional Manufacturer: Established in 2010, ISO9001 certified, with 15 years export experience.

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: ≤18h

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 system?

Solar panels have a 20-year warranty. The inverter and distribution box have a 5-year warranty. The mounting system has a 10-year warranty. PV cables also have a 10-year warranty.

Q:Can the system be customized?

Yes, we offer OEM/ODM services, free design, and customizable mounting systems based on customer situations such as slope roofs, flat ground, or soil ground.

Q:What are the minimum order quantity and payment terms?

The minimum order quantity is 1 set. Payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment.

Q:What is the lead time for production?

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

Q:What certifications do the products have?

The system includes CE, ISO, and RoHS certifications. Solar panels are TUV/IEC/EC certified, and cables are TUV/UL certified.