Cast-iron top resists physical abuse, most corrosives and thermal shock. Stainless-steel case for structural strength to support heavy loads of up to 25 lb. (11.3 kg). A choice of standard built-in or remote control models. Embedded heating elements transfer heat across the entire top plate surface. Up to 1080 watts of heating power to handle large scale heating requirements. Temperature uniformity at 150°C (300°F): ±10°C (± 18°F). Temperature stability at 150°C (300°F): ± 1°C (±1.8°F). All models supplied with three-wire cord and plug. Standard HP2600 units (H2140-1/1E) offer four-position temperature switch for low, medium low, medium and high settings. Remote control RC2600 units (H2140-2/2E) offer five feet of extension cord allowing control to be placed outside of corrosive fume hood environments. Infinite adjustable temperature control supplies power to the heating elements a certain percentage of time, depending on the dial setting. Top plate has thermometer well to accommodate optional thermometer (MEX130).