Does the inverter support multiple output voltages?

Yes, it supports 220VAC, 380VAC, and 400VAC at 50Hz or 60Hz.

Is the product certified?

Yes, the product holds ISO9001 and CE certifications.

What is the warranty or quality assurance?

We provide 100% inspection for finished products including visual and function checks.

300kw Three Phase off Grid Solar Inverter for Industrial Power System

Name: 300kw Three Phase off Grid Solar Inverter for Industrial Power System
Brand: Jinan Deming Power Equipment Co., Ltd
SKU: 2159030272

Shandong, ChinaJinan Deming Power Equipment Co., Ltd

US$23,262.00

1 Piece

Product profile

Customization

Available

Nature of Source Flow

Active Inverter

Certification

ISO9001, CE

Model NO.

NB480-300KSZ

Output Power

>1000W

Grid Type

off-Grid Inverter

Output Type

Triple

Circuit Topologies

Full-Bridge Type

Nature of Wave String

Sine Wave Inverter

Type

DC/AC Inverters

Logo

Laser Carving

Transport Package

Color Box

Specification

2050*1300*2100 mm

Trademark

Origin

China

HS Code

8504403090

Key features

Comprehensive Protection: Includes reverse polarity, short-circuit, overload, and over-temperature protections.

High Efficiency: Inverter efficiency reaches 96% for optimal energy conversion.

Fast Dynamic Response: Load response time is 2ms for stable power supply under varying loads.

OEM/ODM Customization: Offers full customization, logo laser carving, and flexible design options.

ISO9001 Certified: Manufactured under strict ISO9001:2015 quality management standards.

Company profile

Cooperated with Fortune 500Importers and ExportersYears of Export ExperienceHigh Repeat Buyers Choice

Jinan Deming Power Equipment Co., Ltd

Shandong, 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: 20 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.19h

AI-Powered supplier vetting

SummaryThe supplier is a renewable-energy power-products enterprise producing wind and solar controllers, inverters, generators, converters, and related equipment. It holds an ISO9001:2015 certificate, reports dedicated quality-control resources and documented inspection procedures, and has documented corrective-action and complaint-handling processes. Its technical profile is strong: it provides 3D design, SDK, ODM, OEM, and multiple customization options, and reports new products within the past year. Production evidence includes three lines and stated annual capacities for inverters and charge controllers, but manufacturing capacity lacks a valid contract with affiliated subcontractors. Overseas support is limited by the absence of overseas branches, agents, warehouses, and showrooms. Financial credibility cannot be assessed because the slices only identify reporting years, not financial results or ratios. No specific customer cases are provided.

Supplier typeThe supplier is explicitly described as a high-tech enterprise focused on researching, producing, selling, and servicing renewable-energy power products. It is also identified as a professional technical supplier offering ODM and OEM services, indicating both manufacturing and technical-solution capabilities.

CertificationsThe supplier reports holding an ISO9001:2015 certificate. This is explicit evidence of a recognized quality-management certification, although the slices do not provide the certificate scope or validity date.

After-Sales capabilityThe supplier has documented corrective/preventive-action and complaint-handling procedures with records, written service-capability assessment procedures, finished-product inspection instructions, and stated installation, training, repair, maintenance, and debugging services. However, it has no overseas agents or branches, no overseas warehouse or showroom, and lists zero countries for overseas services, so international service reach is limited.

R&D capabilityThe supplier reports 16 years of total R&D-engineer experience, professional technical-supplier capability, available SDK support, and new products developed within the past year. It also offers 3D software design and ODM services, providing explicit evidence of product-development capability.

Production capacityThe supplier operates three production lines, reports annual capacity of 10,000 inverter sets and 10,000 charge-controller sets, and has documented finished-product inspection instructions. However, it reports no valid manufacturing-capacity contract with its affiliated subcontractors, which creates a documented capacity-management weakness despite the stated in-house production indicators.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its 3D design, SDK, ODM, and OEM capabilities further support the conclusion that it can adapt products to customer requirements.