H300P Series Temperature/Humidity Chamber

  • Includes enhanced Watlow PM PLUS controllers
  • Simple to use, versatile temperature / humidity chamber
  • Super compact design allows it to be placed on any table top
  • Solid state design means low noise and low power operation.
  • Can be easily moved to any location. 
  • Low user maintenance. Just refill water and desiccant.
  • Transparent chamber door with internal LED lighting.
  • Three 1.25” (3.1 cm) diameter ports for instruments and cabling.
  • 5%RH to 95%RH humidity range for temperature between 70°F and 100°F (21°C to 38°C)
  • 45°F to 140°F (7°C to 60°C) temperature range.
  • +/- 1.2%RH accuracy @ 77°F (25°C). +/-2.5%RH accuracy across the operating temperature range
  • +/- 1.0°F (0.5°C) temperature accuracy.
  • 0.16 cu ft (4.6 L) inside chamber working space.
  • Outside dimensions: 18”D x 15”W x 15”H (46cm D x 38cm W x 38cm H)
  • Inside workspace dimensions: 6” diameter by 10” deep Cylinder: 283 cu in (0.16 cu ft) volume (15.25 cm diameter by 25.4cm deep cylinder: 4.6 L volume)
  • Weight:  30 lb (13.6 Kg), when fully loaded with water and desiccant.
  • 120 Watts operating power.
  • Available with simple set point and profiling controllers for both temperature and humidity.
  • One Year Parts and Labor Warranty. LIFETIME LABOR WARRANTY.
  • MADE IN THE USA

H300P Price List

Model Description Price
H300P Simple set point control for temperature and humidity $7995.00
H300PRT Profiling control for temperature, simple set point control for humidity $8195.00
H300PRH Simple set point control for temperature, profiling control for humidity $8195.00
H300PRTH Profiling control for both temperature and humidity $8395.00
-220V Upgrade to 220V/240V with special electrical plug $100.00
  • NIST calibration is included with the purchase of any H300 chamber.
  • A profiling controller allows the user to setup a program for the chamber to follow. For instance: Goto 50%RH at 1%RH per minute, stay at 50%RH for 30 minutes, goto 75%RH as fast as possible, stay at 75%RH for 1 hour, etc.

H300P Services Price List

Description Price
NIST Calibration $400.00
Extended 3 Year Warranty. Includes yearly NIST calibration $900.00
  • NIST calibration is included with the purchase of any H300 chamber
  • Extended warranty must be purchased together with the H300 unit and can be renewed every three years. Exteneded warranty cannot be renewed once it is allowed to lapse.

For more information and full specifications, download the Operation and User's Guide:

Operation and User's Guide for H300P