HOFFMAN Spectra Cool N21 Series Narrow Indoor/Outdoor Enclosure Air Conditioners


Hoffman SpectraCool N21 Series narrow air conditioners offer a cool air supply when installed inside a more narrow, low-depth cabinet. These air conditioners fit on 12-inch (300-mm) deep wall & floor-mount enclosures with minimal visible fastener usage. They require 115, 230 or 460VAC power inp...ut inside their terminal block.Read more

Filter

Features

  • Hoffman SpectraCool N21 Series narrow air conditioners have an aluminium mesh filter that is cleanable & reusable to protect coils from contaminants & ensure maximum cooling performance.
  • They have a mechanical thermostat on their enclosure for easy control of temperature set points.
  • Their condenser coils are dust resistant for filterless operation in most applications.
  • The units have a NEMA-rated galvanised steel or stainless steel sheet cover for application in outdoor environments.
  • Indoor air conditioners further feature active condensate management with heater strip, power-off relay for matching door switch & other system requirements and malfunction switch as a safety standard.
  • They have a normal capacity of 2000 BTUh or 586W.
  • These air conditioners use R134a earth-friendly refrigerants.

Compatible Accessories

  • Hoffman 89206050 Remote Digital Controller: This unit allows remote monitoring & managing of SpectraCool air conditioners with a secure internet connection for increased productivity & reliability.

Standards and Approvals

  • UL/cUL
  • CE
  • EAC

Frequently Asked Questions

What is the operating temperature of these Hoffman SpectraCool N21 Series narrow air conditioners?

These air conditioners are operated at temperatures ranging from -40 degrees F (-40 degrees C) to 131 degrees F (55 degrees C).

How to install these Hoffman SpectraCool N21 Series narrow air conditioners?

  • Inspect the air conditioner & determine whether to surface or recess mount them.
  • Prepare the enclosure opening and use a gasket kit to install gaskets to the air conditioner.
  • Mount the air conditioner on the enclosure in an upright position.
  • Route the unit's drain tube without kinking or elevating it above the unit's exit point.
  • Connect the power cord to a properly grounded power supply.

How to set the temperature of the thermostat in these Hoffman SpectraCool N21 Series narrow air conditioners?

  • Remove the nylon plug from the unit's front face.
  • Use a standard screwdriver to turn the adjustment screw clockwise for cooler settings and adjust the screw counterclockwise for warmer settings.
  • Reinstall the nylon plugs on the unit.

We are here to help!

Looking for a part not listed here?