- Bard Replacement HVAC Units
- Chiller Systems
- Explosion-Proof HVAC Units
- Mobile Medical Units
- Modified HVAC Units
- Pre-Conditioned Air Units
- Rental HVAC Units
- Roof Mount HVAC Units
- Rugged Window AC Units
- Skid Mount HVAC Units
- Specialized HVAC Units
- Split HVAC Units
- Wall Mount HVAC Units
- Wireless Guardian Monitoring
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Northern Air Systems Tru-Temp™ HVAC Units

Northern Air Systems Tru-Temp™ HVAC Units can be placed in any environment. They are designed and manufactured for applications requiring high reliability in harsh environments, from very hot to very cold, including explosion-proof and hazardous locations.
Quality Manufacturing
- Northern Air Systems uses the highest quality electrical and refrigeration components ensuring high reliability and to prevent failures
- ISO 9001:2015 Certified
- We implement lean manufacturing principles daily
- Our corporate facility has full vertical integration with:
- CNC Brakes
- Turret & Laser Cutting
- Tube Bending
Application Specific Designs
- Most of our products are designed for high sensible heat loads common with electronic loads
- We also can control higher tolerances for humidity
- We can provide continuous run compressors if required
- We can help reduce your footprint
- Our units are designed and built to your exact specifications
- We have full in-house engineering capabilities
User-Friendly Control Panels
- Easy to follow and operate control pad
- Displays temperature and humidity
- Provides service reminders
- Self diagnostics
- Alarm reporting with time and date stamp
- Optional Remote Display
- Ability to communicate with all protocol’s such as “MODBUS”
- Ability to displays operating pressures and system statuses
- Touch safe electrical compartment
- Optional Digital Scroll Technology provides continuous run operation without hot gas bypass
- Stores run time of each individual component with time and dates of failure to allow:
- Performance Comparison Information
- Failure Analysis
- Warranty Data
- Predictive Budget Planning
Available Types
- Bard Replacement HVAC Units
- Chiller Systems
- Explosion Proof HVAC Units
- Mobile Medical Units
- Modified HVAC Units
- Pre-Conditioned Air Units
- Roof Mount HVAC Units
- Rugged Window AC Units
- Skid Mount HVAC Units
- Split HVAC Units
- Wall Mount HVAC Units
Options
- Remote panel
- Purge and pressurization
- Coated coils & marine coatings
- Stainless steel finish
- Lead lag operation
- Worldwide remote monitoring via cellular
- Customized filtration packages
- Gas tight dampers
- Custom control options
- Wireless Guardian
Certifications
- Class 1, Division 1 & 2, Groups B, C & D
- NFPA 496 Purge and Pressurization
- ATEX
- IECEx
- GOST
- Zone 1, Zone 2
- UL
- CSA
- Intertek