OHAUS Dry Block Heater HB4AL

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Temperature RangeHigh 75°C – 150°C;Low Ambient + 5°C – 100°C
Stability± 2.5°C
Item Number:30392068
SKU: H50368IN Category:


OHAUS Dry Block Heater HB4AL

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, with 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.


Incubation & Activation of Cultures, Enzyme Reactions, Immunoassays, Melting/Boiling Points, Isothermal Incubations, Nucleic Acid Denaturation


LED display (digital models) and dual-adjustment knobs with dial markings (analog models)


Detachable 3-wire cord and plug (included), analog models require an external thermometer or temperature device for temperature setpoint




Painted steel housing, support rod holder with locking knob

Design Features

Touchpad control and audible alarm (digital models)



OHAUS has grown from a small scale repair business to an undisputed global leader in the weighing industry that manufactures reliable, full-featured yet easy-to-use balances and scales at an exceptional value. Customers on six continents trust our durable and highly-accurate products to meet their weighing needs. An American company headquartered in Parsippany, New Jersey, with satellite offices located in 20 countries around the globe and distribution partners in many additional countries, OHAUS' global presence allows us to better serve and respond to the needs of our customers. AN ISO 9001:2008 manufacturer, OHAUS maintains manufacturing facilities in six countries in order to effectively meet market demands and efficiently produce our products. We also have three distribution hubs strategically located on three different continents in order to provide quick shipment and delivery of our products.

Additional information

Weight3.8 kg
Dimensions8.9 × 8.9 × 20.3 cm
Temperature RangeHigh 75°C – 150°C;  Low Ambient + 5°C – 100°C
Stability± 2.5°C
Uniformity± 0.4°C at 37°C
Heat Up Time70 min
Dimensions (HxLxW)3.5 in x 16.9 in x 8 in (8.9 cm x 42.9 cm x 20.3 cm)
Net Weight8.4 lb (3.8 kg)
Number of Blocks4
Power230V, 1.35A, 50/60Hz
Power Consumption310 W
Safety CertificationCE;  TUV
Working Environment64°F – 91°F, 20% – 80%RH, non-condensing (18°C – 33°C, 20% – 80%RH, non-condensing)