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 P1598H01B to P30126Z02 (This page contains a massive range of core printed circuit boards (PCBs), inverter transformers, reactors, wire harnesses, and chassis structural parts).
1. OTC Welder Spare Parts List Quick Search (P1598H01B – P30126Z02)
This list contains hundreds of original electronic control and structural spare parts. You can directly input the Part Number or Part Name (e.g., “PCB”, “Transformer”, “Panel”) in the search box below, and the table will automatically filter the required parts for you:
| Part Number | Part Name | Remarks |
|---|---|---|
| P1598H01B | Gas Hose Connector | |
| P1598J00 | Printed Circuit Board (PCB) | |
| P1598N04 | Nut | |
| P1598N06 | Nut | |
| P1725T01 | Water Hose Connector | 34B70440 K |
| P1975Z00 | Switch | |
| P30013D00 | Coupling Coil | P30013D00 |
| P30013G09 | Housing | P30013G09 |
| P30013M00 | Workpiece Cable (3M) | P30013M00A |
| P30013P00 | Printed Circuit Board (PCB) | |
| P30013T00 | Gas Hose | |
| P30013U07 | Wire Harness | P30013U07D |
| P30013U08 | Wire Harness | P30013U08B |
| P30014C00 | Printed Circuit Board (PCB) | P30014C00 |
| P30014J04 | Copper Part | P30014J04 |
| P30014M00 | Printed Circuit Board (PCB) | |
| P30014Q00 | Printed Circuit Board (PCB) | |
| P30014R00 | Printed Circuit Board (PCB) | |
| P30014T00 | Printed Circuit Board (PCB) | |
| P30014U00 | Printed Circuit Board (PCB) | |
| P30014W02C | Panel | |
| P30016K15 | ||
| P30016L00 | Fan | |
| P30016M00 | Printed Circuit Board (PCB) | |
| P30016T00 | Printed Circuit Board (PCB) | |
| P30016U00 | Printed Circuit Board (PCB) | P30016U00 |
| P30020U00 | Printed Circuit Board (PCB) | |
| P30020Z00 | Remote Controller | |
| P30035D02A | Operation Panel Membrane | |
| P30035J01 | Rear Cover Plate | P30035J01 |
| P30037H01 | Copper Plate | |
| P30037J04 | Dust Filter | |
| P30037L00 | DC Reactor | P30037L00 |
| P30037M03 | Copper Busbar | |
| P30037Q01 | Bottom Panel | |
| P30037R03 | Middle Sheet Metal | P30037R03 |
| P30037T01 | Bracket | |
| P30037V01 | Left Side Panel | |
| P30037V02 | Right Side Panel | |
| P30037V03 | Upper Cover Plate | |
| P30037V04 | Front Ventilation Iron Plate | |
| P30037W26 | Wire Harness | |
| P30037W27 | Wire Harness | |
| P30037W28 | Wire Harness | |
| P30037W29 | Wire Harness | |
| P30037Y00 | Printed Circuit Board (PCB) | |
| P30037Z00 | Printed Circuit Board (PCB) | |
| P30049M00 | Printed Circuit Board (PCB) | |
| P30050S00 | Printed Circuit Board (PCB) | |
| P30050U00 | Printed Circuit Board (PCB) | |
| P30055H01 | Operation Panel | P30055H01 |
| P30066B00 | Inverter Transformer | |
| P30066C00 | Reactor | P30066C00 |
| P30066G01 | CPVE500S-1 (Bottom Panel) | |
| P30066G02 | Lower Baffle | |
| P30066G03 | CPVE500 Lower Baffle | |
| P30066G05 | CPVE500S-1 (Left Side Panel) | |
| P30066G06 | CPVE500S-1 (Right Side Panel) | |
| P30066G07 | CPVE500S-1 (Top Panel) | |
| P30066J01 | Output Terminal Board | |
| P30066K06B | CPVE500 Wire Harness | |
| P30066K13 | Wire Harness | |
| P30066K15 | Wire Harness | |
| P30066K18A | Wire Harness | |
| P30066L01 | CPVE500S-1 (Front Panel) | |
| P30066P00 | Printed Circuit Board (PCB) | P30066P00 |
| P30066Q00 | Printed Circuit Board (PCB) | P30066Q00 |
| P30066R00 | Printed Circuit Board (PCB) | P30066R00 |
| P30066S00 | Printed Circuit Board (PCB) | P30066S00 |
| P30066W01 | CPVE500S-1 (Operation Panel Sheet Metal) | |
| P30066W02 | Operation Panel Membrane | P30066W02A |
| P30066W02A | Control Panel Interface | |
| P30066Z00 | Remote Control Box | |
| P30067B00 | Transformer | P30067B00 |
| P30067C00 | High-Frequency Arc Starter | P30067C00 |
| P30067D00 | DC Reactor | P30067D00 |
| P30067G04 | VR-400(S-3) Upper Cover Plate | |
| P30067G05 | VR-400(S-3) Left Side Panel | |
| P30067G06 | VR-400(S-3) Right Side Panel | |
| P30067G11 | Galvanized Sheet Machined Part | |
| P30067G12 | Galvanized Sheet Machined Part | |
| P30067P00 | Printed Circuit Board (PCB) | |
| P30067S00 | Printed Circuit Board (PCB) | |
| P30067T00 | Printed Circuit Board (PCB) | |
| P30067Y00 | Printed Circuit Board (PCB) | |
| P30068G06 | Side Panel 2 | P30068G06 |
| P30068G08 | Top Panel | P30068G08 |
| P30068J03 | VRTP400 Lower Baffle | |
| P30068K28 | Wire Harness | P30068K28 |
| P30068P00 | Printed Circuit Board (PCB) | |
| P30068R00 | Printed Circuit Board (PCB) | |
| P30068W01 | Insulation Plate | P30068W01C |
| P30069B00 | Transformer | P30069B00 |
| P30069J01 | Front Panel | |
| P30069N01 | VR400II Instruction Manual | |
| P30069P00 | Printed Circuit Board (PCB) | P30069P00 |
| P30071B00 | Transformer | P30071B00 |
| P30071C00 | Reactor | P30071C00 |
| P30071E04 | Copper Sheet | |
| P30071E05 | Copper Sheet | |
| P30071V01 | CPVE500S-1 (Rear Panel) | |
| P30071W02 | Operation Panel Membrane | P30071W02A |
| P30071W02A | Control Panel Interface | |
| P30071Z00 | Remote Controller | |
| P30073 | Terminal Block | |
| P30086B00 | Transformer | P30086B00 |
| P30086C00 | DC Reactor | P30086C00 |
| P30086D09 | Dust Cover | P30086D09 |
| P30086G01 | Upper Cover Plate | P30086G01A |
| P30086G02 | Lower Cover Plate | P30086G02A |
| P30086G13 | Rear Panel Terminal Block Cover | |
| P30086G17 | Right Side Panel | P30086G17 |
| P30086G18 | Sheet Metal (Top Panel) | |
| P30086L00 | Reactor | P30086L00 |
| P30086R00 | Printed Circuit Board (PCB) | |
| P30086S00 | Printed Circuit Board (PCB) | |
| P30086T00 | Printed Circuit Board (PCB) | |
| P30086V00 | Printed Circuit Board (PCB) | |
| P30086W02 | Operation Panel | P30086W02 |
| P30087C00 | DC Reactor | P30087C00 |
| P30087G14 | Left Side Panel | |
| P30087G15 | Left Side Panel | P30087G15 |
| P30087Q00 | Printed Circuit Board (PCB) | |
| P30087T00 | Printed Circuit Board (PCB) | |
| P30087V00 | Printed Circuit Board (PCB) | P30087V00 |
| P30088V00 | Printed Circuit Board (PCB) | |
| P30089B00 | Inverter Transformer | P30089B00 |
| P30089C00 | DC Reactor | P30089C00 |
| P30089G14 | Left Side Panel for P30147 | |
| P30089G14A | Left Side Panel | |
| P30089G16 | Right Side Panel for P30147 | |
| P30089G16A | Right Side Panel | |
| P30089K21 | Wire Harness | P30089K21 |
| P30089L00 | Reactor | P30089L00 |
| P30099G17 | Right Side Panel (W400) | |
| P30099M00 | Printed Circuit Board (PCB) | |
| P30099P00 | Printed Circuit Board (PCB) | |
| P30099P100 | Printed Circuit Board (PCB) | P30099P100 |
| P30099W00 | Front Operation Panel | P30099W00 |
| P30099W02 | Panel | |
| P30099W02A | Operation Panel Membrane | P30099W02A |
| P30108W02 | Operation Panel Membrane | |
| P30110B00 | Inverter Transformer | P30110B00 |
| P30110C00 | DC Reactor | P30110C00 |
| P30110E06 | Nomex Paper | P30110E06 |
| P30110G05B | Left Side Panel | |
| P30110G06B | Right Side Panel (CPVE500) | |
| P30110G07 | Upper Cover Plate (CPVE500) | |
| P30110H01 | Wire Harness | P30110H01 (Uses Shanghai Sumin Cable: 60227IEC02(RV)6.0mm2) |
| P30110K02 | CPVE500(S-2) Wire Harness | |
| P30110K06 | CPVE500(S-2) Wire Harness | |
| P30110K07 | CPVE500(S-2) Wire Harness | |
| P30110K08 | CPVE500(S-2) Wire Harness | |
| P30110K09A | CPVE500(S-2) Wire Harness | |
| P30110K10 | CPVE500(S-2) Wire Harness | |
| P30110K13B | Wire Harness | |
| P30110K23 | CPVE500(S-2) Wire Harness | |
| P30110L01 | Front Panel | |
| P30110L04 | Hall Sensor | |
| P30110P00 | Printed Circuit Board (PCB) | |
| P30110Q00 | Printed Circuit Board (PCB) | |
| P30110R00 | Printed Circuit Board (PCB) | |
| P30110W02 | Operation Panel Membrane | P30110W02 |
| P30110X00 | Printed Circuit Board (PCB) | |
| P301111L05A | Copper Busbar | |
| P30111H10 | Wire Harness (10) | |
| P30111H11 | Wire Harness | |
| P30111K24 | Wire Harness (25) | |
| P30111K25A | Coil Assembly | |
| P30111L05 | Copper Busbar | |
| P30111T04 | Terminal Block Mounting Plate | |
| P30112B00 | Transformer | P30112B00 |
| P30112C00 | Arc Starting Coil | P30112C00 |
| P30112D00 | DC Reactor | P30112D00 |
| P30112G05 | Side Panel 1 | P30112G05 |
| P30112J01 | Front Panel | P30112J01A (Silkscreened as P30247J02) |
| P30112J02 | Printed Iron Plate | P30112J02 |
| P30112M01 | Copper Plate | |
| P30112Q00 | Terminal Block Accessories | |
| P30112U00 | Printed Circuit Board (PCB) | |
| P30112W00 | Piping | P30112W00 |
| P30113P00 | ||
| P30115G15 | Left Side Panel (W400) | |
| P30115M00 | Printed Circuit Board (PCB) | |
| P30124B00 | Inverter Transformer | P30124B00 |
| P30124C00 | Input Reactor | P30124C00 |
| P30124U00 | Water Piping | P30124U00 |
| P30125B00 | Inverter Transformer | |
| P30125L00 | Input Reactor | P30125L00 |
| P30125P00 | Printed Circuit Board (PCB) | P30099P00 |
| P30126B00 | Transformer | P30126B00 |
| P30126C00 | DC Reactor | P30126C00 |
| P30126G02 | Output Terminal Protection Board | P30126G02 |
| P30126G04 | Left Side Panel | P30126G04 (Sticker NK8102 & QNK0179) |
| P30126G06 | P30126 Top Panel | P30126G06 (Sticker NK6046) |
| P30126J03 | Copper Part | P30126J03 |
| P30126R00 | Printed Circuit Board (PCB) | P30126R00 |
| P30126T03 | Fixing Block | |
| P30126U00 | Coupling Coil | P30126U00 |
| P30126V88 | Type 200 Fan Guard | |
| P30126W02 | Membrane | P30126W02 |
| P30126X00 | Printed Circuit Board (PCB) | P30126X00 |
| P30126Z02 | Remote Control Box Panel | P30126Z02 |
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!


