The Weller WHP1000N Direct Contact Preheater allows the temperature of the boards substrate material to be raised to the correct working temperature which ensures perfect soldering operations without the risk of damage from thermal shock to the board. Weller WHP1000N Direct Contact Preheater features a large 8.75 x 6.00 inch pre-heating area with even heat distribution, and includes four heating elements that allow electronic assemblies to be pre-heated in a variety of ways. Digitally controlled electronics ensure precise temperature regulation and support special functions such as Auto Off and Standby Temperature, both the set and actual temperatures can be viewed on the digital display. The Weller WHP1000N Direct Contact Preheater has an integrated RS232 interface which enables the device to be controlled externally from the Weller WHA3000P or WHA3000.