This page showcases the OTC DAIHEN L7250B01 contact tip, a genuine spare part manufactured at the OTC Thailand factory. With specifications of 40mm length × 0.8mm wire diameter, M6 rear thread, this contact tip is made from high‑quality chrome zirconium copper for excellent conductivity and wear resistance. Below you will find photos, specifications, and ordering information.

The L7250B01 is an original OTC DAIHEN contact tip produced at the company's Thailand facility. It features a one‑piece construction with a smooth through‑hole for reliable wire feeding. Made from premium chrome zirconium copper, it offers superior durability and arc performance compared to standard copper tips. While the initial cost may be higher than generic alternatives, its extended service life provides excellent overall value.

Part Number: L7250B01
Description: Contact tip
Length: 40 mm
Wire Diameter: 0.8 mm
Thread: M6 rear thread
Material: Chrome zirconium copper (CrZrCu)
Manufacturing: OTC Thailand factory – genuine production


This site will feature photos of various genuine OTC contact tips. For an introduction to commonly used OTC contact tips, please visit: Introduction to Several Commonly Used Original OTC Contact Tips (link to be updated if available).
Using authentic OTC DAIHEN L7250B01 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 L7250B01 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.
* For fastest response, please email ahojotc@gmail.com directly. Thank you.
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