Block thermostats,QBD and QBH series

For controlled dry heating of test tubes, microplates and Eppendorf tubes in interchangeable aluminium blocks. The following models are available:
-Choose from 3 digital systems with 1, 2 or 4 interchangeable blocks (QBD models) and 1 digital high-temperature system (QBH2) with 2 blocks
-Fast heat-up time and in-block temperature sensing capability using external sensor probe. Please order Cat. No. 6.228 714 separately.
-Built-in timer, programmable delayed start and RS232 output for data monitoring
-Includes block removal tool
Requires but does not include interchangeable QB-series blocks