This page showcases the OTC DAIHEN L7250B04 contact tip, a genuine spare part designed for use with 1.2mm welding wire. With a standard length of 40mm and M6 rear thread, this contact tip ensures reliable current transfer and smooth wire feeding in robotic welding applications. Below you will find photos, specifications, and ordering information.



The L7250B04 is a genuine OTC DAIHEN contact tip specifically designed for 1.2mm diameter welding wire. It features a standard length of 40mm and an M6 rear thread, ensuring compatibility with OTC robotic welding torches. Manufactured from high‑quality chrome zirconium copper, this contact tip offers excellent conductivity, wear resistance, and long service life.
Part Number: L7250B04
Description: Contact tip for 1.2mm wire
Length: 40 mm
Wire Diameter: 1.2 mm
Thread: M6 rear thread
Material: Chrome zirconium copper (CrZrCu)
Origin: Japan – genuine OTC DAIHEN production
Using authentic OTC DAIHEN L7250B04 contact tips ensures precise bore diameter, correct conductivity, and long life. The chrome zirconium copper alloy resists wear and deformation, reducing downtime and improving weld quality. As an authorized OTC DAIHEN distributor, we supply only 100% original, factory‑sealed parts.
We offer a full range of OTC DAIHEN equipment, original spare parts, and consumables. Contact us for contact tips, nozzles, liners, and more.
For pricing, stock availability, or technical inquiries regarding the OTC DAIHEN L7250B04 contact tip, please contact us.
Phone / WhatsApp: +86-180-9663-1656
Email: ahojotc@gmail.com (preferred for detailed inquiries)
You are also welcome to connect on WhatsApp for technical discussions and knowledge sharing about OTC DAIHEN welding machines and robotic systems.
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Company: COMPANY:Authorized Distributor of OTC Daihen
Contact person: Contact:Mr.Fang
Mobile phone: Phone:+86-18096631656
Email address: Email:15305667776@163.com
Address: Add:Room 11-704, K Xijia, No. 502, Wangjiang West Road, Hefei, Anhui, China