Modified Mini Splits

Tru-Temp™ Modified Mini Split Units

Northern Air Systems Tru-Temp™ Modified Mini Split Units are for use in hazardous areas. These units are available from 9,000 to 36,000 BTU/HR and are typically used for buildings within hazardous locations for Refining, Oil & Gas, Plastics and Marine applications. We offer a wide variety of customized options. Models are available as Cool Only or Heat Pumps. Give us a call to discuss a solution for your project needs. All our units are fully tested prior to shipping.

Classification “Class I, Groups C&D, Division 2” with third party “ETL” certification and Class I, II Divisions 2 systems with certificate of Conformance.


  • Mobile Medical
  • Television Broadcast
  • Command Centers
  • Marine
  • Hazardous Locations
  • Oil & Gas
  • Refineries
  • Plastic Manufacturers
  • Military
  • Custom


  • Corrosion Resistant Coil and Cabinet Coatings
  • Multi-Zone Systems Available
  • Stainless Steel Housing
  • Remote Controls Located in Safe Location
  • Built-in Diagnostic and Leak Detection
  • Low Ambient Control
  • Adjustable Louvers
  • Auto Restart
  • Timer Function
  • Custom options available on request
  • NEC & IEC Compliant
  • Third Party Certification


  • Cool Only Models
  • Heat Pump Models