MJC is a manufacturer for HVAC products - we have Air rotation, self contained units, custom equipment, modifications, and coatings

MJC provides water-cooled self-contained units for the HVAC market. Self-Contained Units are most commonly used in vertical office buildings ranging from 4 to 20 stories. Self-Contained Units are used to provide floor by floor conditioning of these office spaces.

Benefits of Water-cooled Self-Contained Units

  • Integrated System: CSC – VAV – Controls
  • Self-Contained Units are a long-proven system for buildings (40+ years)
  • System Efficiency is very close to CW systems
  • Energy Efficient Operation (EER & IEER)
  • Integrated Water Side Economizer
  • Installed Cost are less than CW systems
  • Floor by floor control and tenant billing
  • Ease of installation and service

Modular Self-Contained Units (MSC)

The modular self-contained unit is designed for the replacement market. The MSC product is the smallest footprint self-contained on the market and designed to fit through hallways, doorways, and freight elevators. No section exceeds 34.5” in depth. The modular self-contained unit is designed for a weekend changeout. Replace a unit over the weekend while office employees are not working.

Key Features

  • 25-80 Tons
  • Variable Speed Compressor
  • ECM Fans
  • Foam Panel Construction
  • WSE – Free Cooling
  • Integrated Controls
MJC is a manufacturer for HVAC products - we have Air rotation, self contained units, custom equipment, modifications, and coatings
MJC is a manufacturer for HVAC products - we have Air rotation, self contained units, custom equipment, modifications, and coatings

Commercial Self-Contained Units (CSC)

The commercial self-contained unit is designed for the new construction market. The CSC product is built as a single piece unit. Next Gen design, updated from the original SWUD product of the 1980’s – the system is designed to be the most efficient self-contained unit on the market!

Key Features

  • 20-110Tons
  • ECM Fans
  • Foam Panel Construction
  • WSE – Free Cooling
  • Integrated Controls