What is the duty cycle of the welding machine?

The machine features a 60% duty cycle, designed for medium and heavy industrial usage.

Can this machine weld aluminum materials?

Yes, it supports Double Pulsed MIG specifically designed for aluminum material welding.

What are the dimensions and weight of the unit?

Dimensions are 560x280x520mm. Weight is approximately 28kg for the 400A model and 30kg for the 500A model.

High Frequency IGBT Inverter DC MMA Mine Welding Machine

Name: High Frequency IGBT Inverter DC MMA Mine Welding Machine
Brand: JINAN LIT INDUSTRY CO., LTD.
SKU: 1942149942

Shandong, ChinaJINAN LIT INDUSTRY CO., LTD.

US$840.00

5-9 Pieces

US$500.00

10-49 Pieces

US$380.00

50+ Pieces

Sample price:US$550.00/piece.Request sample

Product profile

Customization

Available

Cooling Way

Water Cooling

Style

Vertical

Model NO.

LT-500S

Frequency Range

Intermediate Frequency

Electric Current

Work Form

Moving-Coil

Type

Argon Arc Welder

Transport Package

Inner Foam Plastic Mold

Specification

560*280*500

Trademark

LIT

Origin

China

Production Capacity

1000sets/Month

Key features

IGBT Inverter Technology: Features soft switching IGBT module with synergic control for stable performance.

High Efficiency Design: Achieves 90% efficiency with 20KHz inverting frequency and hard-switching drive.

Comprehensive Protection: Built-in over heat, over current, over voltage, and thermal protection systems.

Versatile Welding Modes: Supports MMA, Pulsed MIG, Double Pulsed MIG for aluminum, and gouging welding.

Industrial Durability: Heavy duty cycle design suitable for medium and heavy industrial applications.

Compact and Lightweight: Small-size board with high integration; Weight ranges from 28kg to 30kg.

Multiple Power Options: Supports 3P/660V/1140V input; Optional PFC function for 110V-525V ranges.

Company profile

JINAN LIT INDUSTRY CO., LTD.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-06-15Nearest Port: QingdaoAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryJINAN LIT INDUSTRY CO., LTD. is a China-based limited company in Shandong that identifies as both a trading company and manufacturer/factory. Its stated products include welding consumables, wear-resistant products, and related processing products. The supplier reports ISO 9000, ISO 14001, and ISO 9001 certifications, three production lines, and export activity across multiple regions, with exports representing 71%–90% of total sales. It states that it provides product and service support, but the evidence does not establish detailed after-sales procedures. The supplier reports fewer than five R&D engineers and fewer than five quality-control staff, so innovation and quality-resource depth cannot be considered strong based on the available information. Trade records show transactions involving buyers in Vietnam and the Philippines, including welding flux and welding wire, but the limited number of recorded transactions provides only partial evidence of customer experience.

Supplier typeThe supplier is explicitly identified as both a trading company and manufacturer/factory, and its description states that it manufactures welding consumables, wear plates, liners, pipes, and other wear-resistant products. This indicates a combined manufacturing and trading business model.

CertificationsThe supplier reports ISO 9000, ISO 14001, and ISO 9001 certification holdings. These are explicit management-system certifications reported in the supplier information, supporting a positive assessment for this field.

Production capacityThe supplier reports three production lines and identifies manufacturing as part of its business, with stated product scope covering welding flux, welding wire, wear plates, liners, pipes, and other wear-resistant products. Trade records also document shipments of welding flux and welding wire, supporting actual product activity, although capacity detail and delivery performance are not provided.

Customization capabilityThe company description explicitly mentions processing products and other custom wear-resistant products, indicating that customization is offered at least for some wear-resistant product categories. The information does not define customization scope, engineering resources, or sample-development capability.

Client casesRecorded trade activity includes a buyer in Vietnam and Electroweld Manufacturing Corp. in the Philippines, with documented transactions for welding flux and welding wire. These records provide concrete customer and product references, but the dataset contains only one transaction per listed record and does not provide performance evaluations or a broader customer portfolio.

Product Q&A

Q:What welding processes does this machine support?

It supports MMA, IGBT MIG/MAG (Pulse), Double Pulsed MIG for aluminum, and gouging welding.

Q:What are the available current ranges?

The machine offers models with current ranges of 0-400A (WSM-400s) and 0-500A (WSM-500s).

Q:Is water cooling available for this welder?

Yes, a water cooling system is available as an optional accessory for this machine.

Q:What safety protections are built into the unit?

It includes built-in protections against over heat, over current, over voltage, and thermal issues.

Q:What is the input power requirement?

Standard input is 3P/660V/1140V at 50Hz. Optional PFC functions support 110V-525V ranges.

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High Frequency IGBT Inverter DC MMA Mine Welding Machine