Extreme 5000ti Cooling Unit

The Extreme 3500ti, 5000ti, and 8000ti introduces variable-speed fans to WhisperKOOL’s most advanced and powerful self-contained cooling system. Utilizing these fans, this high-capacity unit can maintain optimal cellar conditions. The Extreme is designed to fit between standard wall studs for a simple “through-the-wall” installation with minimum modification to existing wall structures. Extremes can also be mounted through an exterior wall and can operate in a 110°F exhaust environment. The Extreme ti series includes our most advanced controller, utilizing Advanced System Protection Technology. This features a series of strategically placed monitoring probes, which ensure efficient performance and long cooling unit life.

Key Features:

  • Through-the-wall application
  • Variable-speed fans
  • Operates in extreme environments
  • Simple installation (between wall studs)
  • Advanced digital display
  • Liquid-temperature-measuring bottle probe
  • Fully ductable
  • 55°F temperature differential
  • Standard and 24V thermostat options available


Model 5000ti
Cellar Size 1250 cu. ft.*
BTU/h (85°F condenser air
intake temperature)
Dimensions 28”L x 14.25”W x 15.75”H
Weight (lbs) 115
Refrigerant R-134a
HP 1.62
Voltage Rating 115V (20 amp dedicated circuit required); 230V (subject to availability)
Amps 9 (running amps)
Drain Line 1/2” ID clear plastic tubing (not provided)
Installation Through-the-wall
Thermostat Advanced digital display, liquid-temperature-measuring bottle probe (50ft. cable)
Temp. Delta Can maintain a 55°F cellar temperature with up to 110°F condenser air intake temperature
Outside Venting Can be done if the outside temperature does not exceed 110°F, the external grille cover is highly recommended.
Ducting Options Condensing side can be ducted.
Warranty Two-year limited warranty (parts and labor) / five-year limited warranty (compressor)


*Approximated in an environment that is fully insulated and sealed with a proper vapor barrier. Each wine cellar is unique and has specific cooling requirements. Heat load calculations should always be performed prior to selecting a cooling unit.

Optional Accessories:

Ducting plenum, exterior grille, 24V thermostat conversion kit, condenser coil coating