951191 - ESAB IGBT Thermal Interface Pad

Protect Your Welder Repair Investment

If you are deep into repairing an ESAB welder and have found a blown power module, you know the repair isn't cheap. The ESAB 951191 Thermal Pad is the most important inexpensive part you will buy during this process. This pad sits between your new IGBT Dual Module and the aluminum heat sink inside the machine. Its job is simple but critical: it pulls the heat out of the electronics and moves it into the cooling fins so the fan can blow it away. Without a fresh, high-quality thermal pad, your brand-new power module will overheat and burn out in record time.

Many welders ask if they can reuse the old pink or grey pad found under the old module. The answer is a hard no. Over time, thermal pads get compressed, dried out, and often tear when the old module is removed. A reused pad will not make perfect contact, creating "hot spots" that kill electronics. This genuine ESAB 951191 pad is pre-cut to the exact shape of the dual module, making installation a breeze. It eliminates the mess of thermal grease and ensures you have the correct dielectric insulation so you don't short out the machine.

Whether you are fixing a machine in your own shop or you are a service technician working on a customer's fleet, using OEM parts like this thermal pad guarantees the repair holds up under the stress of heavy welding. Don't cut corners on cooling; ensure your ESAB welder runs cool and reliable with the correct thermal interface pad.

• Exact Fit: Pre-cut for ESAB Dual IGBT modules.
• No Mess: Clean installation compared to thermal grease.
• Critical Protection: Prevents overheating and electrical shorts.