Today's article mainly introduces the operation box (starter box) of the OTC robot, please see the following figure:

The OTC Robot Operation Box — also known as the Startup Box — is a key control component used in OTC FD series welding robots. Its model number follows the format FDOP-00XX, where "XX" indicates the cable length in meters:
FDOP-0005: 5-meter cable
FDOP-0010: 10-meter cable
FDOP-0015: 15-meter cable
This operation box is widely used in industrial automation, robot control, and welding system startups.

Below is a detailed list of internal components inside the OTC FDOP-0005 Operation Box, including each OTC order number, model, and specification:
| No. | Component Name | Model | Specification |
|---|---|---|---|
| 1 | Push button switch (Emergency stop) | 4250-134 | HA1E-V2S2R-TK2354 |
| 2 | Selector switch | 100-1649 | HW1K-2B22 |
| 2-1 | Button | 100-1655 | AS6-SK-132PN02 |
| 3 | Anti-rotation ring | 100-1650 | HW9Z-RL |
| 4 | Light button switch (Red) | 100-1643 | LA3L-M1C14R |
| 4-1 | LED light (Red) | 100-1644 | LFTD-2R |
| 5 | Light button switch (Green) | 100-1651 | LA3L-M1C14G |
| 5-1 | LED light (Green) | 100-1652 | LFTD-2G |
| 6 | Light button switch (White) | 100-1645 | LA3L-M1C14W |
| 6-1 | LED light (White) | 100-1646 | LFTD-2W |
| 7 | Waterproof cover | 100-1647 | AL-DH6 |
| 8 | Protective cover | 100-1648 | AL-KH6 |
| 9 | Box housing | L21761B01 | L21761B01 |
| 10 | Control panel | L21761B02 | L21761B02 |
| 11 | Printed circuit board (PCB) | L9111C00 | L9111C00 |
| 12 | Short-circuit connector | L9111G00 | L9111G00 |
All parts listed are genuine OTC Daihen, ensuring perfect fit and long‑term reliability for your FDOP-0005 operation box.
If you are looking to purchase original OTC operation boxes, parts, or welding equipment, feel free to contact us:
📱 Phone / WhatsApp / WeChat: +86-180-9663-1656
📧 Email: ahojotc@gmail.com
📞 Order Genuine OTC Parts
📱 Phone / WeChat / WhatsApp: +86-180-9663-1656
📧 Email: ahojotc@gmail.com
We are an authorized distributor of OTC original parts, and we guarantee 100% authenticity. We also welcome OTC users to connect on WeChat to exchange knowledge and technical experience with OTC welding systems.
OTC Daihen FDOP-0005 Robot Operation Box Parts – All part numbers are based on official OTC documentation.
* Product images are for reference; actual parts may vary slightly by batch.
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