MDR11 (2-pole, 26A heavy duty) and MDR3 pressure switches — standard, w/ unloader, w/ on/off, w/ unloader+on/off
Coverage 80–200 PSI ranges, 20–65 PSI differential, 1- & 4-port 1/4" manifolds, 120/240V 1-Phase
Heavy-duty compressor pressure switches; catalog TOC labels these "Conrader MDR11/MDR3" but the section is Condor-branded.