What certifications does the product have?

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

What is the warranty or quality guarantee?

We provide pre-production samples and final inspections before shipment to ensure quality.

What is the minimum order quantity?

The minimum order quantity is 1 piece for standard orders.

Sofimo Brand Rechargeable Portable Battery Welder Built-in Battery Capacity 2.4kwh Rated Power 3700W

Name: Sofimo Brand Rechargeable Portable Battery Welder Built-in Battery Capacity 2.4kwh Rated Power 3700W
Brand: Nanjing Lestar Power Stations Co., Ltd.
SKU: 2170307045

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 battery with strong endurance for portable welding tasks.

Multi-Function Welding: Supports MMA and TIG welding with thrust and hot arc regulation.

Advanced Safety Features: Includes undervoltage protection, overheat detection, and intelligent monitoring.

Versatile Metal Cutting: Can quickly cut various metals using 2.5mm and 3.2mm electrodes.

Smart Fan Control: Features smart start-stop function for the cooling fan to save energy.

OEM/ODM Support: We support OEM and ODM services with flexible customization options.

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

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: ≤2.17h

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.