Can I mix different models in one container?

Yes, different models can be mixed in one container, even within a single order.

How do you ensure quality control?

Quality is a priority. Every product is fully assembled and carefully tested before packing and shipping.

Can you sell spare parts?

Yes, we sell spare parts for CHZIRI products, but we do not sell half-finished products.

Can the inverter connect with a computer?

Yes, all inverters have a built-in RS485 port and support the Modbus communication protocol.

How can I trust your company?

We are an ISO9001 and CE certified Gold Supplier since 2008, with clients worldwide and an assessment report available upon request.

Best Supplier 20 Years 55kw 3phase, 380VAC VFD Frequency Inverter

Name: Best Supplier 20 Years 55kw 3phase, 380VAC VFD Frequency Inverter
Brand: Zhejiang Ziri Electrical Technology Co., Ltd.
SKU: 931928985

Zhejiang, ChinaZhejiang Ziri Electrical Technology Co., Ltd.

US$1,031.00

1-10 Pieces

US$967.00

11-49 Pieces

US$887.00

50+ Pieces

Sample price:US$967.00/piece.Request sample

Product profile

Customization

Available

Application

to Drive and Control The Speed of The Motor

Output Type

Triple

Model NO.

ZVF300H-G055/P075T4M

Principle of Work

SVC Control , V/F Control. Torque Control

Switch Mode

PWM Control

Main Circuit Type

Voltage

Voltage of Power Supply

Low 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

Brand

Chziri

Color

Black

Power

55kw

Input Voltage

380V/440V

Input Frequency

50/60Hz

Output Frequency

0-600Hz

Gross Weight

29kg

Net Weight

25kg

Signal

Continue

Control Mode

V/F Control ,Torque Control

Staring Frequency

0.00-10.00Hz

Protection Class

IP20

Altitude

Below 1000m

Communication

RS485

Installation Mode

Wall Mounted

Protection Function

Input Phase Loss Protection

Transport Package

Standard Export Package

Specification

CE ISO9001

Trademark

CHZIRI

Origin

Wenzhou, Zhejiang

HS Code

8504409999

Production Capacity

2000PCS/Month

Key features

20 Years Supplier Experience: Trusted manufacturer with 20 years of industry experience and ISO9001/CE certifications.

55KW High Power Output: Delivers 55KW power with output frequency range of 0-600Hz for precise motor control.

Advanced Control Technology: Features V/F, Torque, and PID control with auto current/voltage limiting and AVR.

RS485 Modbus Communication: Built-in RS485 port supports Modbus protocol for easy PLC and IPC integration.

Flexible Customization Options: Offers full customization from samples/designs, including color, power, and control modes.

Robust Protection Features: Includes input phase loss protection, IP20 rating, and optimized anti-interference design.

Wide Industry Application: Suitable for metallurgy, textile, food, chemical, and water supply systems.

Fast Delivery for Small Orders: Small orders ship within 3-5 working days; large orders within 10-15 days.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Zhejiang Ziri Electrical Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 21 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.36h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, and R&D information provided. It reports ISO9001, CE, and CCC certifications, documented procedures for service assessment, corrective actions, complaint handling, and finished-product inspection. R&D evidence includes new products in the past year, ODM services, and four years of R&D engineer experience. Customization is offered from samples, designs, and full or minor requirements, including control panels and cabinets. Production information lists three production lines and substantial inverter, VFD/control-panel, and soft-starter output. Export experience is reported at 21 years, but overseas service infrastructure is limited: no overseas warehouse, showroom, agents, branches, or offline trade-show participation. Financial records are indicated for 2021–2023, but the slices do not provide sufficient detail to assess financial strength. No specific customer cases are supplied.

Supplier typeThe supplier is classified as a combined company and provides information covering general operations, export trade, manufacturing, service, quality control, R&D, and photos. This supports classification as an integrated manufacturing and service-oriented supplier, although no more specific legal or ownership type is stated.

CertificationsThe company description states that CHZIRI Electrical obtained ISO9001, CE, and CCC certificates. These are explicit certification claims, although the slices do not provide certificate numbers, validity dates, or scope details.

After-Sales capabilityThe supplier states that it offers technical support and fast after-sales service, and it has written procedures and followed records for complaint handling and corrective/preventive actions. However, it reports no overseas warehouse, showroom, agents, branches, or overseas service countries, which limits demonstrated local service coverage.

R&D capabilityThe supplier reports new products in the past year, provides ODM services, and offers multiple design-based customization options. It has four years of total R&D engineer experience, but no SDK is available; overall evidence supports active product development but does not establish a broad or advanced innovation platform.

Production capacityThe supplier operates three production lines and reports output for frequency inverters, VFD and soft-starter control panels, and soft starters. It also states that it holds warehouse stock and offers delivery within 15 working days in the off-season and about one month during peak season, indicating established production and fulfillment capability.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its description further states that it can design MCC panels, inverter cabinets, and soft-starter cabinets according to customer wiring diagrams.