Humidity and Temperature Stability Test Chamber, One Door

Choose industrial-quality refrigeration designed to meet demanding requirements. The NorLake™ Humidity and Temperature Stability Test Chamber is designed for use in pharmaceutical, biological, scientific and laboratory applications.

Manufacturer: Nor-Lake Scientific NSRI241WSW8H

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Catalog No. 22-650-646


This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.  View substitute products »

Required Accessories : Cord and plug for 230V 50Hz models. Humidifier reqiures a water source with low mineral content. Water supply connection requires 1/4 in. plastice or copper tubing.


    Capacity (English) 24 cu. ft.
    Capacity (Metric) 679.6L
    Voltage 115 to 208/230V
    Hertz 60Hz
    Height (English) Exterior 79.62 in.
    Height (Metric) Exterior 202cm
    Height (English) Interior 59 in.
    Width (English) Interior 23.5 in.
    Height (Metric) Interior 149cm
    Width (Metric) Interior 59cm
    Temperature Range (Metric) 5 to 60°C
    Temperature Uniformity ±1 at 4 to 70°C
    Insulation Polyurethane Foam
    Refrigerant R-134a
    Certifications/Compliance UL, cUL, CE
    Capacity 24 cu. ft., 679.6L
    Electrical Requirements 115 to 208/230V 60Hz
    Alarm Types Audible, visual high/low temperature alarm
    Diameter (English) Inside 30 in.
    Diameter (Metric) Inside 76cm
    Diameter (English) Outside 34.87 in.
    Diameter (Metric) Outside 88cm
    Frame Material Galvanized Steel
    Material (Internal) Stainless Steel
    Shelf Area (English) 12.8
    Shelf Area (Metric) 1.18
    Width (English) 27.5 in.
    Width (Metric) 69cm
    Warranty 18 Months

    • Programmable logic microprocessor controller
    • Adjustable control range from 4° to 70°C; operating range with humidity control, 5° to 60°C
    • Three sensor system (two product and one air)
    • 2 to 10VDC output for product temperature (selectable to air temperature)
    • Integrated high/low product temperature alarm test
    • Digital calibration air and product
    • Real-time clock with date and time display
    • Door opening counter with 24-hour automatic reset
    • Digital 4x20-character LCD control panel and message center with continuous display of content temperature
    • Programmable ramp soak feature
    • User password protection (setpoints and parameters)
    • 100-event alarm logging, including date/time stamp and content temperatures
    • Temperature variation: ±0.5° at 4° to 70C°
    • Temperature uniformity: ±1° at 4° to 70C
    • Humidity variation: ± 5% at 5° to 60°C

    • Audible and visual door-ajar alarm, sensor and power failure alarms, and remote alarm contacts
    • Fan motor run time, defrost heater time and condenser/compressor run time monitors
    • Top-mounted forced air refrigeration system
    • CFC-free high-density polyurethane foam insulation
    • Power supply switch
    • Solid doors doors feature anti-condensate door fram heater, heavy-duty door pivot hinges, pull-door handles, magnetic door gaskets and centered key door locks
    • Four casters on one door models (two locking)
    • Interior cabinet is stainless steel and features a drain with plug
    • Exterior cabinet front, sides and back are galvanized steel painted with white; top and bottom are galvanized steel
    • Three epoxy-coated wire shelves per door section

  • Description & Specifications

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