The Honeywell 24" Replacement Thermocouple is an ideal fit for gas furnaces, boilers and water heaters that operate on 30 milivolt systems. This product includes a universal adapter that allows for easy mounting on most pilot burners. This would include push-in, clamp-in and screw-in burners. Maximum durability is assured as this product is comprised of a heavy and long lasting element that allows for an increased lifespan. Designed for swift installation, the Honeywell Replacement Thermocouple comes with positive positioning.• Size: 24"• Universal adapter allows easy mounting on most pilot burners• Including push-in, clamp-in and screw-in burners• Designed for 30 milivolt systems• Swift installation process• Carded.