Need to connect or extend thermocouple wires for temperature sensing? This MECCANIXITY J-Type connector set makes it easy. You get one female and one male plug, both made to handle high temperatures up to 220°C (428°F). They're compact—about 34mm x 17mm x 8mm and 25mm x 17mm x 8mm—so they don't take up much space. The design is simple: just match the polarity (positive/negative) and screw them together securely. They're durable and built for industrial or scientific applications where reliable temperature measurement matters. Great for fixing broken connectors, adding length to sensor wires, or making quick disconnects for maintenance. Always double-check that you're using the correct thermocouple type (J-Type here) to ensure accuracy. A handy, affordable solution for HVAC, kilns, ovens, or DIY temperature projects.