This page showcases the OTC DAIHEN W-L02034 reducer, a genuine spare part used on the fourth axis of B4 and B4L series robots, including AII‑B4, AII‑B4L, FD‑B4, and FD‑B4L. The reducer comes as a complete set of three components in original OTC packaging. Below you will find photos, specifications, and ordering information.

The W-L02034 is a precision reducer (gearbox) designed for the fourth axis of OTC DAIHEN B4 and B4L robots (AII‑B4, AII‑B4L, FD‑B4, FD‑B4L). It is supplied as a factory‑sealed set of three components in a box, ensuring correct assembly and long‑term reliability. The matching servo motor for this reducer is W‑L02148 (see link below).

Part Number: W-L02034
Description: Reducer (gearbox) for robot axis
Application: Fourth axis of AII‑B4, AII‑B4L, FD‑B4, FD‑B4L robots
Kit Contents: Complete set of 3 components (packaged in box)
Matching Servo Motor: W‑L02148
Origin: Japan – genuine OTC DAIHEN production

The W-L02034 reducer is designed to work with the W‑L02148 servo motor. To view photos and details of this motor, please visit: W‑L02148 servo motor product page

Using authentic OTC DAIHEN W-L02034 reducers ensures correct gear ratios, precise tolerances, and long service life. Non‑OEM replacements may cause axis drift, increased wear, or premature failure. 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 reducers, motors, cables, controllers, and more.
For pricing, stock availability, or technical inquiries regarding the OTC DAIHEN W-L02034 reducer, 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