What is the output waveform of this inverter?

The inverter produces a pure sine wave output.

Is the inverter suitable for off-grid solar systems?

Yes, it is designed for off-grid applications including solar, wind, and hybrid power systems.

What is the maximum efficiency of the device?

The maximum efficiency is 90% or higher.

20kVA Three Phase in and Single Phase out Variable Frequency Power Supply AC Power Supply

Name: 20kVA Three Phase in and Single Phase out Variable Frequency Power Supply AC Power Supply
Brand: Jinan Deming Power Equipment Co., Ltd
SKU: 1937489462

Shandong, ChinaJinan Deming Power Equipment Co., Ltd

US$1,600.00-9,900.00

1 Piece

Product profile

Customization

Available

Output Type

Single / Triple

Warranty

1 Year

Model NO.

DM31-20K

Output Power

10kw-3000kw

Input Voltage

380V

Connection Mode

Series Switching Power Supply

Starting Mode

Self-excited Switching Power Supply

Voltage Regulating Mode

Frequency Modulation Type

Power Supplying System

Terminal Power Distribution Equipment

Energy Transmission

Two-way Transmission

Modulation System

IGBT/Spwm

Certification

CE, ISO

Brand

Deming

Application

Commercial

Colour

Gray

Output

Pure Sine Wave

Load

Resistive, Capacitive

Phase

Single Phase /Split Phase /Three Phase

Transport Package

Wooden Box

Trademark

Deming

Origin

Shandong

HS Code

8504403090

Production Capacity

100/Week

Key features

High Efficiency Design: Maximum efficiency reaches 90% or higher with compact circuit frame.

Wide Input Voltage Range: Supports flexible input voltage ranges from 180V to 490V DC depending on model.

Advanced Communication: Equipped with RS232, 485, WIFI, and GPRS for remote monitoring and control.

Robust Protection System: Features input reverse, under-voltage, overload, short circuit, and thermal protection.

Premium Components: Utilizes Mitsubishi IGBTs and American Atmel microprocessors for reliability.

Flexible Customization: Offers full, minor, and flexible customization options based on samples or designs.

Comprehensive Certifications: Certified with CE and ISO9001:2015 for quality and safety 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: ≤4.32h

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.