What after-sales services are provided?

We provide dedicated after-sales personnel, video guidance, support groups, and all necessary maintenance parts.

What is the weight of the machine?

The machine weighs 14.95kg and features a portable one-body design.

What are the payment terms?

We accept T/T, LC, PayPal, and small-amount payments.

High Quality Inverter Welding Machine 290A/350A MMA Welder

Name: High Quality Inverter Welding Machine 290A/350A MMA Welder
Brand: Shandong Laoli Intelligent Technology Co., Ltd.
SKU: 2247898625

Shandong, ChinaShandong Laoli Intelligent Technology Co., Ltd.

US$85.00-135.00

1 Set

Sample price:US$86.00/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 Technology: Advanced IGBT technology ensures high efficiency and stable welding performance.

Wide Current Range: Output current ranges from 20A to 500A with real current options of 290A, 350A, and 400A.

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

Portable Design: Compact one-body structure weighing only 14.95kg for easy transport.

Full Customization: Offers full customization, minor customization, and flexible customization from samples or designs.

Global Certification: ISO9001:2000 certified and holds national mandatory CCC product certification.

Comprehensive Support: Dedicated after-sales personnel, video guidance, and support groups for overseas clients.

Complete Parts Supply: All parts for welding machine maintenance are available upon request.

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: ≤2.89h

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.