Ohaus 30392066 Analog Dry Block Heater, 4 Block (Not Included), HB4AL, US

Ohaus dry block heaters are perfect for everyday use, and versatile enough for most applications. With its close tube-to-block design, this series enables maximum heat retention for even more efficient heating. Analog models provide an economical solution. Both the digital and analog models offer exceptional temperature uniformity and stability needed for repeatable results. The digital models with the user calibration feature allow you to match the block heater's display to your known external temperature standing, further improving the accuracy of the system. Controlling both analog and digital block heaters is simple. The digital versions feature an easy to use touchpad with independent displays for temperature and time, while the analog versions are controlled with dual temperature adjustment knobs. All units can hold interchangeable modular blocks to ensure capatability with your specific application. No accessories are included.