What is the efficiency of the system?

The efficiency is greater than or equal to 90%.

What protection functions are included?

It includes protection against over-voltage, over-current, over-temperature, overload, and short circuits.

on Grid Inverter, off Grid Regulator for Hydro System,

Name: on Grid Inverter, off Grid Regulator for Hydro System,
Brand: Qingdao Greef New Energy Equipment Co., Ltd.
SKU: 1940497352

Shandong, ChinaQingdao Greef New Energy Equipment Co., Ltd.

US$99,800.00

880 Pieces

Product profile

Customization

Available

Application

High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer, Frequency Voltage Test

Output Type

Triple

Model NO.

Principle of Work

Slip Frequency Control Transducer

Switch Mode

High Carrier Frequency PWM Control

Main Circuit Type

Voltage

Voltage of Power Supply

High Voltage Variable-Frequency Drive

Link of Transformation

AC-DC-AC Variable-Frequency Drive

Nature of DC Power

Voltage Variable-Frequency Drive

Function

Constant Torque Universal Type, Test

Brand

Greef

Output Voltage Shape

Sinusoidal

Transport Package

Plywooden Case

Specification

Depend

Trademark

GREEF

Origin

China

HS Code

85044099

Production Capacity

400 Sets/Month

Key features

Pure Sine Wave Output: Provides extremely stable and pure sine wave AC power to protect sensitive equipment.

Fast Reaction Time: Responds to voltage transients within 2 milliseconds for optimal protection.

Customized Output: Output voltage and frequency can be customized to specific requirements.

Remote Monitoring: Supports remote monitoring via RS485, WIFI, 2G, 3G, 4G, or Ethernet.

Comprehensive Protection: Detects over-voltage, over-current, over-temperature, overload, and short circuits.

Company profile

Qingdao Greef New Energy Equipment Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2014-03-18Nearest Port: QINGDAOAverage Response Time: ≤8.07hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryQingdao Greef New Energy Equipment Co., Ltd. is identified as both a trading company and manufacturer/factory in China, offering wind turbines, permanent magnet generators, hybrid systems, and related equipment. Its stated capabilities include generator coverage from 500W to 5MW, two production lines, annual output of 1,000 wind turbine/permanent magnet generator sets, and 6–10 R&D engineers and quality-control staff. The company reports QHSE, ISO 9001, and HSE management certifications, CE-certified exports, warranty periods of 3–5 years, and after-sales service as part of its end-to-end offering. Evidence also supports customization through design, prototyping, production, and quality-control services. However, the provided information does not sufficiently establish financial credibility or a broad customer track record; only one buyer and one trade transaction are listed.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory. Its stated product portfolio includes wind turbine systems, permanent magnet generators, controllers, inverters, solar systems, and batteries, supporting a combined manufacturing and trading role.

CertificationsThe supplier states that its management systems include QHSE, ISO 9001, and HSE. It also states that products exported to Europe, South America, and North America carry CE certification, indicating documented management-system and product-certification claims.

After-Sales capabilityThe company describes end-to-end services including after-sales service and states that exported products have 3–5 year warranty periods. It also claims rapid response and guaranteed quality and on-time delivery through Alibaba Trade Assurance, providing explicit support for post-sale capability.

R&D capabilityThe supplier states that its permanent magnet generators range from 500W to 5MW and offers multiple renewable-energy technologies, including vertical- and horizontal-axis wind turbines, hybrid systems, and disc coreless generators. Its stated engineering and renewable-energy innovation activities support innovation capability, although no independently verified R&D results are provided.

Production capacityThe supplier reports two production lines and annual output of 1,000 wind turbine/permanent magnet generator sets. It also states generator coverage from 500W to 5MW and has 6–10 quality-control staff, providing explicit evidence of established production capacity.

Customization capabilityThe company explicitly claims customized end-to-end solutions covering design planning, schematic development, 3D renderings, physical prototyping, volume production, quality control, and after-sales service. This directly supports customization capability across product-development and delivery stages.