The track mounted SC10 and SC12 signal conditioners and M/MR valves can be configured for direct or indirect fired gas applications. They may be field installed on existing equipment or specified for new equipment

Series 14 Electronics

Selectra Series 14 electronic gas flame modulation systems are designed primarily for make-up air heating, as components of direct fired equipment. They may be field installed on existing equipment or specified for new equipment installation. All fuel gases are compatible.

Series 14 system uses Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.

Series 24 Electronics

Series 24 system was specially designed for applications such as portable direct fired construction heaters. All fuel gases are compatible.

The Series 24 system uses Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.

Series 44 Electronics

Selectra SERIES 44 electronic gas flame modulation systems are designed primarily for space heating, as components of direct fired equipment. They may be field installed on existing equipment or specified for new equipment installation. All fuel gases are compatible.

Series 44 system uses Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.

Series 94 Electronics

Series 94 systems are used in either environmental or commercial / industrial applications. Systems can be configured for direct or indirect fired equipment. All fuel gases are compatible.

Series 94 systems use Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.   

"M" Series Electronics

Maxitrol's M-Series programmable temperature controller provides a higher level of functionality for our electronic gas modulation systems. The microprocessor logic gives you a digital option. Designed for applications such as direct-fired make-up air equipment for paint spray booths.

Series 20/30 Electronics

Series 20/30 electronic gas flame modulation systems are designed primarily for commercial and light industrial space heating as components of indirect fired units with atmospheric burners. The Series 20 is designed for single furnace operation, and the Series 30 is capable of handling up to four furnaces.

The Series 20/30 systems use Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.

Series 21/31 Electronics

Selectra Series 21/31 electronic gas flame modulation systems are designed primarily for make-up air heating as components of indirect fired units with atmospheric burners. Series 21 is designed for single furnace operation, and the Series 31 is capable of handling up to four furnaces. They may be field installed on existing equipment or specified for new equipment installation.

Series 21/31 systems use Modulator or Modulator-Regulator valves. Please see Maxitrol Bulletin MT2035-10/02 for M/MR valve selection and application table.

DFM14 and DFM14E Series

Maxitrol's new DFM (patent pending) temperature control systems are for use with Direct Gas-Fired Makeup Modulating Air Heaters. The DFM14 and DFM14E systems control discharge air temperature. The "E" series is designed to comply with applicable specifications of ANSI Z83.18.

DFM44 and DFM44E Series

Maxitrol's new DFM (patent pending) temperature control systems are for use with Direct Gas-Fired Makeup Modulating Air Heaters. Both the DFM44 and DFM44E systems control space temperature. The "E" series is designed to comply with applicable specifications of ANSI Z83.18.

Series 3 Electronics

Easily turn a 2-stage indirect fired furnace into a modulating furnace with Maxitrol's new Series 3 electronic gas modulation system. Improved performance, a comfortable work environment, and precise control of discharge air temperature are just a few of the advantages the Series 3 system has over a conventional system.