To help engineers and procurement professionals quickly locate genuine OTC Daihen welding machine and robot consumables and internal components, we have compiled a universal spare parts list covering models from H979E01 to K5112K01 (This page contains a massive range of H-series torch parts, K-series gearboxes, wire feed rolls, control cables, and adapter connectors).
1. OTC Welder Spare Parts List Quick Search (H979E01 – K5112K01)
This list contains hundreds of original electronic control and structural spare parts. You can directly input the Part Number or Part Name (e.g., “Wire Feed Roll”, “Torch Body”, “Gearbox”) in the search box below, and the table will automatically filter the required parts for you:
| Part Number | Part Name | Remarks |
|---|---|---|
| H979E01 | Handle | |
| H979F00 | Connector | AWX-2081 |
| H979K00 | POWER CABLE 8M | |
| H980B00 | TORCH BODY | |
| H980D00 | POWER CABLE 4M | |
| H987H00 | POWER CABLE 10M | |
| H995B00 | COIL ELEMENT AWF-1541 | |
| H995C00 | HEAD ASSY AWF-1541,2041 | |
| H995E00 | TORCH BODY AWF-1541 | |
| H995G01 | FLEXIBLE COVER AWF-1541 | |
| H995H01 | FLEXIBLE COVER (BLUE) | |
| H995H04 | FLEXIBLE COVER (ORANGE) | |
| H995H07 | FLEXIBLE COVER | |
| H995J00 | HEAD ASSY (BLUE) | |
| H995N00 | HEAD ASSY | |
| H997B00 | COIL ELEMENT AWF-2041 | |
| H997E00 | TORCH BODY AWF-2041 | |
| H997G01 | FLEXIBLE COVER AWF-2041 | |
| H999C00 | Handle | For CT-0351, 0151 |
| H999D00 | Cable | |
| H999E00 | CONTROL CABLE | |
| H999F01 | HOSE SHEATH | |
| H999J00 | Torch Switch | For CT-0351 |
| H999K01 | TIP (L) CT-0351 | |
| H999K02 | ELECTRODE (L) CT(L)-0351,0151 | |
| H999Q00 | ADAPTOR | |
| H999R00 | Torch Body Protective Cap | |
| H999S00 | Cutting Torch Body | |
| HDH0202-28.5 | HDH0202-28.5 | |
| HN8-1/4PT-BS | Connector | |
| HQGLB-1.0 | Printed Circuit Board (PCB) | HQGLB-1.0 |
| JC055002 | Water Inlet Connector | |
| JC055004 | Water Outlet Connector | |
| JC062000 | Quick Water Connector | |
| JC062001 | Quick Water Socket (Red) | |
| JC062002 | Quick Water Socket (Blue) | |
| K10001B01 | Gearbox | |
| K10001B04 | Output Gear | |
| K10001B05 | Oil-Impregnated Bearing | |
| K10001C01 | Gearbox Housing | |
| K10001C02 | Wire Feeder Adjusting Plate | |
| K10001C03 | Straightening Roll | |
| K10001C04 | Straightening Roll | |
| K10001D00 | Pressure Handle Assembly | |
| K10001E00 | Center Adaptor Assembly | |
| K10001E02 | Outlet Guide Tube 0.9-1.2 | |
| K10001E05 | Bushing | |
| K10001E07 | 2-Core Wire | |
| K10001G00 | Torch Clamp Body Assembly | |
| K10001G01 | Torch Clamp | |
| K10001G02 | Shaft | |
| K10001G03 | Conductive Plate | |
| K10001J00 | Pressure Roll Arm Assembly | |
| K10001J01 | Pressure Arm | |
| K10001J02 | Pressure Shaft | |
| K10004G00 | Water Supply Hose Assembly | |
| K10004H00 | Water Supply Hose Assembly | |
| K10007B06 | Wire Feed Roll (0.8-1.0) | |
| K10007B07 | Wire Feed Roll | |
| K10007B08 | Wire Feed Roll 1.2-1.4 | |
| K10007B09 | Wire Feed Roll (1.2-1.6) | |
| K10018X00 | Printed Circuit Board (PCB) | |
| K10018X00A | Printed Circuit Board (PCB) | K10018X00A |
| K10020B00 | Air Pressure Regulator | |
| K10020M00 | Automatic Welding Connection Part | |
| K10027A00 | Wire Feed Reducer Assembly | |
| K10029C00 | Remote Control Box | |
| K10029L | Remote Box Scale Cover Plate 300A | |
| K10029M | Remote Box Scale Cover Plate 350A | |
| K10032G00 | Center Adaptor Component | |
| K10037B00 | Torch Connection Terminal Assembly | |
| K10049B02 | Pinion | |
| K10049B03 | Secondary Gear | |
| K10049B04 | Output Gear | |
| K10049E00 | Center Adaptor Component | |
| K10072M00 | Auto-Welding Connector | |
| K10076C00 | Special ROM for XD600G | |
| K10084W01 | Water Supply Hose | |
| K10084W02 | Water Return Hose | |
| K1108A00 | Torch Switch | |
| K1108C00 | Switch | Torch Switch |
| K1109A00 | Torch Switch (8M) | |
| K1123B01 | Gearbox | |
| K1123B02 | Pinion | |
| K1123B04 | Wheel Shaft | 74A00015 |
| K1123B06A | Insulation Spacer | |
| K1123B07 | Spacer | |
| K1123C04A | Insulation Sleeve | |
| K1123C06 | Straightening Roll | |
| K1123C07 | Straightening Roll | |
| K1123D00 | Pressure Handle | |
| K1123D01 | Pressure Handle | 75A00311 |
| K1123D03 | Spring | For K1123D00 Pressure Handle |
| K1123D05 | Nut | 32A00211 |
| K1123F00 | Adjusting Plate | |
| K1180J00 | Cooling Water Hose | |
| K1200B05 | Gearbox | |
| K1200C00 | Pressure Roll | |
| K1200C01 | Pressure Roll | 57A10110 |
| K1200X00 | Motor Housing | |
| K1274C03 | Insulation Cylinder | |
| K1274C05 | Wire Liner | |
| K1274E01 | Water-Cooled Nozzle | 4K |
| K1428B08 | Extension Cable | |
| K1428B28 | Extension Part | |
| K1428D35 | Extension Connector | |
| K1568B04 | Guide | For TIG Filler Wire |
| K1568B10 | Wire Guide Tip | |
| K1568B11 | Contact Tip 1.6 | |
| K1678H05 | Wire Feed Roll | 35-45/1000 2 Grooves |
| K1687D02 | Wire Guide Tube for Robot | |
| K1739B01 | Mounting Plate | |
| K1739B02 | Anti-Tilt Correction Component | |
| K1739B04 | Gear | |
| K1739B07 | Gear | |
| K1821B02 | Gear | For B K1703Y00 |
| K1821C04 | Pressure Roll Shaft | |
| K1821C05 | Stopper | For CM-144 Wire Pressure Part 32A20127 |
| K1821G00 | Wire Feed Roll 1.2-1.6 | |
| K1821H00 | Pressure Roll 1.2-1.6 | With Gear |
| K1821J00 | Torch Straightener | |
| K1821J01 | Adjusting Plate Assembly | w/ Display Board (NB8981) |
| K1821K00 | Wire Feed Roll 2.4 | |
| K1821L00 | Pressure Roll 2.4 | |
| K1821N00 | Wire Feed Roll 1.6 | |
| K1821N01 | Wire Feed Roll 1.6 | |
| K1821P00 | Wire Feed Roll 1.4 | |
| K1821P01 | Wire Feed Roll 1.4 | |
| K1821Q00 | Wire Feed Roll 1.2 | With Gear |
| K1821Q01 | Wire Feed Roll | |
| K1821W00 | Wire Feed Roll | |
| K1821X00 | Pressure Roll | |
| K1822C01 | Bracket | 57A10062 |
| K1822C04 | Pressure Bracket | D*57A10084 |
| K1822C04B | Pressure Bracket | |
| K1822C07 | Center Guide Tube 1.6 | |
| K1822C08 | Center Guide Tube 2.4 | |
| K1822C09 | Wire Spool Shaft | |
| K1822C10 | Bushing | 53C10130 For CMW145 |
| K1822C11 | Gear | 52A00024 |
| K1822H00 | Pressure Roll | A V-Groove / No Gear |
| K1897U00 | Nozzle | WT5000SD WTC5002 |
| K2432A00 | Torch Switch | For GCT |
| K2433A00 | Torch Switch | |
| K2524A00 | Guide 35/45 | |
| K2524C00 | Guide 45 | Supply H775G01, K2524B05 |
| K2524E00 | Guide Rail | |
| K2524G00 | Guide 35 | Supply H775G01, K2524B05 |
| K2524L00 | Guide Track | OH-288 |
| K2851B00 | Secondary Terminal | |
| K2854E00 | Gas Hose | |
| K3904B00 | Output Terminal Board | K3904B00 |
| K3904B01 | Copper Sheet | |
| K3904B02 | Copper Sheet | |
| K3904C00 | Input Terminal Cover | |
| K3904C01 | Insulation Cover | K3904C01A |
| K3927B00 | Secondary Terminal (OTCQ) | 500A |
| K3978W00 | POWER CABLE 7.6M | |
| K3985E00 | Center Connector | E-Type Retaining Ring, with M14 Nut |
| K3985E01 | Conductor | 57Z50073(W) |
| K3985E02 | Outlet Guide Tube 0.9-1.2 | |
| K3985E03 | Housing | |
| K3985E04 | Pipe Connector | 34B30145 |
| K3985E05 | Sleeve | K3985E00 |
| K3985E10 | Outlet Guide Tube 1.2-1.6 | |
| K3985G00 | Torch Clamp | For Blue Torch |
| K3985H00 | 2-Core Wire | CMM-2305.CM-5001 |
| K4032A00 | Transformer | |
| K464B00 | Current Transformer | |
| K476B00 | Wire Spool | |
| K4903A00 | Adapter Connector | CM-231 + Blue Torch |
| K4905A00 | Connector | |
| K4964J00 | TORCH BODY | |
| K4964K00 | TORCH BODY | |
| K4964W00 | SPECIAL TORCH BODY | |
| K4964X00 | SPECIAL TORCH BODY (L) | |
| K4964Y00 | SPECIAL TORCH BODY | |
| K4965J00 | TORCH BODY 500L WITH INNER LINER | |
| K4965K00 | TORCH BODY 300L WITH INNER LINER | |
| K4992B00 | SPECIAL TORCH BODY | |
| K4993B00 | SPECIAL TORCH BODY | |
| K5023B00 | Remote Control Box | |
| K5023M00 | Analog Remote Control Box | |
| K5023N00 | Analog Remote Control Box | |
| K5053A00 | CONDUIT POWER CABLE | |
| K5054K00 | Modification Kit (for D12000 Water Tank) | GP-12000 |
| K5062V00 | POWER CABLE 2.3M | |
| K5062W00 | POWER CABLE 3.5M | |
| K5062X00 | POWER CABLE 5.5M | |
| K5076B00 | Cable | |
| K5087A00 | Torch Switch | AWX-2081 |
| K509B00 | Push-Button Torch Switch (4m) | |
| K509C00 | Push-Button Torch Switch | |
| K5111B00 | Remote Controller | AEP-500 S-2 |
| K5111D00 | Remote Controller | |
| K5112C02 | Wire Feeder Frame | 57A12549 |
| K5112C02B | Bracket | |
| K5112C04 | Pressure Roll | K5112C06X2 |
| K5112C04B | Pressure Roll Arm | |
| K5112C05 | Pressure Screw | |
| K5112C06 | Sleeve | 79A40038 |
| K5112K00 | Adapter Connector | CMH-1407 |
| K5112K01 | Outlet Guide Tube 1.0 |
2. Purchasing Original Parts & Technical Support
The items listed above are standard consumable parts for OTC equipment. If your required spare part is not included in the list, please provide us with the equipment nameplate or photos of the part. As an authorized distributor, we promise to provide 100% genuine original parts with professional technical guidance from our maintenance engineers to ensure perfect compatibility.
Contact Us for Inquiries & Support
- Global Sales & Tech Support: International Sales Team
- 24/7 Service Hotline (WhatsApp & WeChat Same No.): +86-180-9663-1656
- Official Email: ahojotc@gmail.com
Please copy the "Part Number" you need and send it to us via WhatsApp or Email. We will provide you with real-time pricing and inventory status as quickly as possible!


