What is the input voltage requirement?

The input voltage is 380V with a frequency range of 50/60Hz.

What is the duty cycle of the welder?

The duty cycle is 60% at the rated current.

What electrode sizes are supported?

The machine supports electrodes ranging from 2.5mm to 5.0mm.

Industrial Electric Welding Machine MMA-500 Inverter Welder

Name: Industrial Electric Welding Machine MMA-500 Inverter Welder
Brand: Shandong Laoli Intelligent Technology Co., Ltd.
SKU: 2124299492

Shandong, ChinaShandong Laoli Intelligent Technology Co., Ltd.

US$83.00-135.00

1 Set

Sample price:US$85.00/piece.Request sample

Product profile

Customization

Available

Cooling Way

Air Cooling

Style

Portable

Model NO.

MMA-500

Frequency Range

High Frequency

Electric Current

Inverter

Work Form

One-Body

Type

Manual Metal-Arc Welder

Function

MMA

Size

Big

Voltage

380V

Solder

Welding Electrode

Technology

IGBT

Transport Package

Box

Specification

372*152*320MM

Trademark

Labor

Origin

China

Production Capacity

10000PCS/Month

Key features

IGBT Inverter Technology: Utilizes advanced IGBT technology for high frequency performance and efficiency.

Wide Current Range: Output current range from 20A to 500A for versatile welding applications.

Portable One-Body Design: Compact and portable structure weighing 15.65kg for easy transport.

High Efficiency: Achieves 85% efficiency with 60% duty cycle at rated current.

Comprehensive Warranty: Manufacturer provides all parts for maintenance and dedicated after-sales support.

OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.

ISO and CCC Certified: Products certified under ISO90012000 and national mandatory CCC standards.

Global After-Sales Support: Overseas experience with video guidance and support groups for smooth operations.

Company profile

High Repeat Buyers ChoiceIn-stock Capacity100% Finished Products Inspection

Shandong Laoli Intelligent Technology 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: 3 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.95h

AI-Powered supplier vetting

SummaryThe supplier presents itself as an integrated research, design, manufacturing, service, and marketing enterprise producing welding and related equipment. It reports ISO9001:2000 and CCC certifications, OEM service for well-known brands, flexible customization, two production lines, stated output for several welder categories, and export activity representing 51%–70% of total sales. Finished-product inspection instructions are reportedly standardized and followed. However, service-capability assessment, corrective-action, and complaint-handling procedures lack written procedures or records; there is no overseas warehouse, showroom, agent or branch, or offline trade-show participation. The supplier also reports no available SDK, no ongoing batch quantity reconciliation, and only limited disclosed export and R&D staffing. Financial records are referenced by year, but no substantive financial performance evidence is provided.

Supplier typeThe supplier describes itself as a modern enterprise combining research, design, manufacturing, service, and marketing, with two production lines and stated output for CUT, MIG welder, and MMA welder products. Its export markets include Southeast Asia, the Middle East, and domestic customers, while exports account for 51%–70% of total sales.

CertificationsThe supplier explicitly states that its products passed ISO9001:2000 quality certification and China Compulsory Certification (CCC). It also reports that its products were recognized by a national consumer quality organization, although the exact scope and validity of that recognition are not documented.

After-Sales capabilityThe company claims a perfect after-sales service system, but the service-capability assessment, corrective and preventive action, and customer-complaint handling functions have no written procedures or followed records. It also lacks overseas warehouses, showrooms, agents or branches, and reported offline trade-show participation, so operational after-sales coverage is not sufficiently substantiated.

Production capacityThe supplier reports two production lines, output figures of 4,000 CUT units, 30,000 MIG welders, and 100,000 MMA welders, plus standardized finished-product inspection instructions. Conversely, it does not conduct ongoing quantity reconciliation for each batch or mass production, and staff experience is disclosed as only two years in one record, creating a production-control limitation.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports OEM service for well-known brands, directly supporting broad product customization and OEM capacity.