Dry Block Heater, 4 Block, HB4DG, US - 30392087 Designed for flexibility with your applications. The four-block capacity allows you to process multiple samples simultaneously with one device. Ensure temperature accuracy. Digital models include a unique single point calibration feature to match the block heater's display to a known external temperature standard for 3 temperature setpoints. Digital models feature easy to use touchpad controls with independent displays for temperature and time. Robust non-digital models are controlled with dual temperature adjustment knobs. Family Tag Line: Versatile and dependable block heaters deliver precise, reliable results Family Name: 4 Block Dry Block Heaters Display: LED display (digital models) and dual-adjustment knobs with dial markings (analog models) Applications: Incubation & Activation of Cultures, Enzyme Reactions, Immunoassays, Melting/Boiling Points, Isothermal Incubations, Nucleic Acid Denaturation Construction: Painted steel housing, support rod holder with locking knob Design Features: Touchpad control and audible alarm (digital models) Family Overview: Versatile Dry Block Heaters are ideal for applications that require temperature stability. All units hold 4 optional interchangeable modular blocks with over 40 choices. Blocks are easy to use, no tools required. Close tube-to-block contact enables maximum heat retention, resulting in efficient heating. Digital models offer exceptional temperature uniformity and stability for repeatable results, while non-digital models are an economical choice. Operation: Detachable 3-wire cord and plug (included), analog models require an external thermometer or temperature device for temperature setpoint Model No.: HB4DG Number of Blocks: 4 Control: Digital Temp. Range: Ambient + 5°C – 120°C Stability: ± 0.1°C Uniformity Within The Block: ± 0.1°C at 37°C Timer: 1 second - 9999 minutes Heat Up Time: 23 min Calibration: Temperature calibration Dimensions: 16.9 in x 3.5 in x 8 in (42.9 cm x 8.9 cm x 20.3 cm) (LxHxW) Net Weight: 8.4 lb (3.8 kg) Overshoot Protection: 10°C above set point Power: 120V, 2.6A, 50/60Hz Power Consumption: 310 W Safety Certification: TUV Uniformity Across Similar Blocks: ± 0.2°C at 37°C Working Environment: 64°F – 91°F, 20% – 80%RH, non-condensing (18°C – 33°C, 20% – 80%RH, non-condensing)