Microprocessor-based technology, designed to simultaneously monitor the output of up to 25 Ultima X3 transmitters.

cUL listed

General Industry
HVAC
Manufacturing
Oil & Gas
Water/Wastewater


Combustible Atmosphere
Gas Detection
Oxygen Deficiency
Toxic Atmos. IDLH
Toxic Atmos. Non-IDLH

Product Information

The economical, compact, pre-programmed and self-configuring ModCon75 Controller adds units and relays to your Ultima X3 Gas Monitor network and offers ModBUS RTU output and Ethernet interface. Unlike the competition, each MSA ModCon75 Controller provides 75 sensors per trunk and 10 dry-contact relays, as well as a 3000' maximum.

Additional Product Information

Technical Information

How to Order From MSA: