What safety protections are included?

It includes built-in undervoltage protection, overheat detection, and abnormal intelligent detection functions.

What certifications does the product have?

The product holds ISO9001, UN38.3, CE, MSDS, UL, and PSE GS certifications.

What is the weight and size of the welder?

The welder weighs 21kg and has dimensions of 460x215x350 mm for portability.

Rated Power 3.7kw Welding Machine Lithium Battery Rechargeable Cordless Tool for Electrode 2.5mm 3.2mm

Name: Rated Power 3.7kw Welding Machine Lithium Battery Rechargeable Cordless Tool for Electrode 2.5mm 3.2mm
Brand: Nanjing Lestar Power Stations Co., Ltd.
SKU: 2142247615

Jiangsu, ChinaNanjing Lestar Power Stations Co., Ltd.

US$1,350.00

1-5 Pieces

US$1,179.00

6-50 Pieces

US$1,114.50

51+ Pieces

Sample price:US$1100.00/piece.Request sample

Product profile

Customization

Available

Type

Battery Powered Welder

Control Mode

Manual

Model NO.

LW370

Voltage

AC220V

Weight

21kg

Battery Capacity

2405wh

Electrode Diameter φ2.5mm

70PCS

Electrode Diameter φ3.2mm

35PCS

Welding Material

Stainless Steel, Carbon Steel, Low Alloy Steel

Charger

AC 220V/15A

Welding Current

10-150A

Transport Package

Wooden Box

Specification

460x215x350mm

Trademark

SOFIMO

Origin

Nanjing

HS Code

85044020

Key features

High Capacity Battery: Built-in 2405Wh NCM battery for strong endurance and long-lasting performance.

Dual Welding Modes: Supports MMA and TIG welding with pure DC output and hot arc regulation.

Multi-Material Welding: Welds stainless steel, carbon steel, and low alloy steel with 2.5mm/3.2mm electrodes.

Portable Design: Lightweight at 21kg with compact dimensions for easy carrying and mobility.

Smart Safety Features: Includes undervoltage protection, overheat detection, and intelligent fan control.

Bluetooth Connectivity: Compatible with Android and iOS apps for enhanced monitoring and control.

Fast Cutting Capability: Can quickly cut various metals with welding current ranging from 10-150A.

Comprehensive Certifications: Certified with ISO9001, UN38.3, CE, MSDS, UL, and PSE GS for global compliance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceSelf-brandedPatents Awarded

Nanjing Lestar Power Stations Co., Ltd.

Jiangsu, 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: Shanghai PortAverage Response Time: ≤2.54h

AI-Powered supplier vetting

SummaryThe supplier operates in energy-storage technology, new-energy equipment, mechanical equipment, and pneumatic/electric tools, with related R&D, manufacturing, sales, and import/export activities. It reports ISO9001 and EU BSCI certifications, German GS and EU CE certifications for a rechargeable welder, invention patents, recent new-product development, and ODM/OEM services. Customization is broadly supported, and production-related facilities cover assembly, testing, welding, soldering, and wire processing. Quality controls include five QA/QC inspectors, raw-material traceability, complaint procedures, and corrective/preventive-action records. Overseas service offerings include installation, debugging, maintenance, repair, and training, with stated lead times within 15 working days in both off-season and peak season. Financial information is limited to year labels, so financial credibility cannot be conclusively assessed. No specific customer names or documented customer cases are provided.

Supplier typeThe supplier’s stated business scope covers energy-storage technology services, specialized equipment manufacturing, new-energy prime mover equipment, mechanical equipment, pneumatic and electric tools, R&D, sales, and import/export activities. This supports classification as a manufacturer and technology-oriented equipment supplier rather than only a trading company.

CertificationsThe supplier states that it has passed EU BSCI social responsibility certification and ISO9001 quality management system certification. It also reports German GS and EU CE certifications for a rechargeable welder, providing explicit evidence of relevant management, social-responsibility, and product certifications.

After-Sales capabilityThe supplier reports overseas services including debugging, maintenance, repair, training, and equipment installation, and states that complaint handling has clear procedures and followed records. Service capability is supported by written procedures, corrective/preventive-action records, 10 qualified service-capability suppliers, and stated peak- and off-season lead times within 15 working days.

R&D capabilityThe supplier reports new products during the past year, ODM capability, multiple invention patents, and R&D activities covering mechanical equipment. However, it explicitly states that no SDK is available, which limits evidence of software-development support but does not negate its demonstrated product and engineering innovation capabilities.

Production capacityThe supplier’s scope includes specialized equipment manufacturing, while its listed facilities cover assembly, capacity sorting, charge/discharge testing, laser and manual welding, wave soldering, and wire stripping. Five QA/QC inspectors, own-brand quality-control information, and raw-material traceability further support operational production capability.

Customization capabilityBoth R&D and design-service records explicitly list customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports ODM service availability, indicating broad support for customized product development and manufacturing.