What is the efficiency of the solar panels?

The solar panels have an efficiency ranging from 16.4% to 17.2%.

Is the solar inverter transformerless?

Yes, the solar inverter features a transformerless topology.

What is the minimum order quantity?

The minimum order quantity is 1 set.

Solar Generator Power Bank Portable with 330W Solar Panel

Name: Solar Generator Power Bank Portable with 330W Solar Panel
Brand: Jinhua SunMaster Solar Co., Ltd.
SKU: 907230035

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-330W

Certification

CE, ISO, RoHS

Power

330W

Standard

Controller

MPPT

Battery Type

Free Maintenance Gel Battery

Solar Power Generator Technology

Ipm or IGBT of Mitsubishi

Battery

12V/200ah X 24PCS

Solar Power Generator Battery

Maintenance-Free Lead-Acid Battery

Special Design

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

PV Cable

4mm2

PV Mounting Bracket

Flat Ground or Roof, or Pitch Roof

System Mounting

Flat Roof

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 Solar Panels: Monocrystalline or Polycrystalline panels with efficiency up to 17.2% and power classes 270W-335W.

Long Warranty Coverage: Solar panels covered for 20 years, inverters and mounting systems for 5-10 years.

Flexible Customization: Full customization available including samples, designs, and minor adjustments to fit specific needs.

Advanced MPPT Controller: MPPT solar controller with 40A rated charge current and 24/48V automatic identification.

Robust Mounting System: Wind capacity up to 40m/s and snow load up to 70kg/sqm for flat, slant, or soil ground.

Comprehensive Protection: Includes surge protection, lightning protection, and anti-charge protection for safety.

Low Noise Operation: Inverter noise emission below 25dB with natural convection cooling method.

High Altitude Capability: System designed to operate at altitudes up to 4000m with derating above 3000m.

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.