All Categories > Flowmeters and Totalizers > Differential Pressure Digital & Mechanical Meters > Digital & Mechanical Meters > M12 Dial-Type Flowmeters > M12 Series Dial Type Threaded Flowmeters > Advanced Search Advanced Search in M12 Series Dial Type Threaded Flowmeters Unit of Measure Imperial Metric Both Specifications Connection No Preference 1/4" FNPT 1/2" FNPT 3/4" FNPT 1" FNPT 1-1/2" FNPT 2" FNPT 3" FNPT Flow Range (GPM) No Preference 0.3 to 2.0 0.4 to 3.0 0.5 to 4.0 0.5 to 6.0 1.5 to 10 2 to 15 3 to 20 4 to 30 5 to 40 5 to 60 15 to 100 20 to 150 30 to 200 40 to 300 50 to 400 60 to 500 Flow Range (gal/h) No Preference 0.5 to 4.0 0.5 to 6.0 1.5 to 10 2 to 15 3 to 20 4 to 30 5 to 40 5 to 60 15 to 100 Clear Cancel Advanced Search