What is the warranty period for the solar panels?

The warranty period for solar panels is 20 years.

What is the maximum efficiency of the inverter?

The maximum efficiency of the inverter is 98%.

High Efficiency 500W Mini off Grid Solar Power System

Name: High Efficiency 500W Mini off Grid Solar Power System
Brand: Jinhua SunMaster Solar Co., Ltd.
SKU: 775265592

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-500W

Certification

CE, ISO, RoHS

Power

500W

Standard

Service

Free Design

Solar Panel Power

250W*60PCS

Solar Panel Type

Polycrystalline Silicon PV Module

Max. DC Input Voltage

1000V

Rated AC Output Power

1kw

System Capacity

1kw

Output Frequency

50Hz/60Hz

MPPT Voltage Range

300-1000V

Max. Efficiency

98%

Waveform

Thd<2%

Connector

Mc4

Junction Box

TUV Standard

Grid Voltage

3/N/P, 220/380V, 230/400V

Solar Panel Rack

1 Set

Cables

100m

Transport Package

Carton or Wood Boxes

Specification

CE RoHS

Trademark

SUNMASTER

Origin

Zhejiang

HS Code

8502390000

Production Capacity

50, 000 PCS/Year

Key features

High Efficiency 98%: Achieves up to 98% max efficiency with advanced MPPT technology for optimal energy conversion.

Flexible Customization: Offers full customization, minor customization, and design-based options to meet specific needs.

Comprehensive Warranty: Provides 5-25 years warranty for solar panels and 5 years for inverters and mounting systems.

Certified Safety: Products hold CE, ISO, RoHS, TUV, and IEC certifications ensuring high safety and quality standards.

Low Night Consumption: Inverter consumes less than 1W at night, ensuring minimal energy loss during idle periods.

IP65 Protection: Inverter features IP65 protection degree, suitable for harsh outdoor environments.

OEM/ODM Service: Manufacturer provides OEM and ODM services with 2 R&D engineers for product development.

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.