Safely heat round-bottom flasks to 842°F (450°C). Mantles have built-in power controller with a 1 to 10 scale for easy repeatability. Two neon lights indicate "power on" and "heat on." The replaceable coiled heating element suspended within a thermal insulating cartridge provides maximum heat transfer and support.

Powder-coated aluminum outer casing stays cool and is easy to clean. A stainless steel grounded earth screen and double fuses provided added safety. All heating mantles feature a support bracket for holding a support rod.

Please Note: Effective May 2022, the Electrothermal Uncontrolled Heating Mantle Model number CMU0250/CE has now been rebranded Cole-Parmer under Model number of MHM-200-250. All the same great features and specifications, just with a new and improved look.