Wrap, Secure and Heat. The Lincoln Electric® Thermal Wave™ Pre-Wrap Blanket (K5684-1) is a reusable 7.9 x 2 ft (2.4 x 0.6 m) insulation blanket that helps minimize heat loss during induction heating, with Velcro straps for securing cable and configuring the heating coil. Thermal Wave induction heating systems provide controlled heating for welding and heat treatment applications. The blanket helps retain heat around the workpiece to improve heating efficiency and support temperature consistency.
Availability: Pre-orders open October 29, 2026. Target ship date is within 60 days, with the official launch in late December 2026.
- Reusable - Reusable design.
- Velcro Straps - Velcro straps for securing cable and easily configuring the heating coil.
- Improve Efficiency - Improves heating efficiency.
- Consistent Temperatures - Supports more consistent workpiece temperatures.
- Reduce Heat Loss - Helps reduce heat loss.
- System Compatibility - Compatible with Thermal Wave heating applications.


