Submittal Sheet
MODEL SIZE (DN) DIMENSIONS WEIGHT
ABCDEE1
in. mm in. mm in. mm in. mm in. mm in. mm in. mm lbs. kgs.
WFT-15
3
⁄4 20 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-15 1 25 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-15 1
1
⁄4 32 6
1
⁄4 159 5
3
⁄4 146 3
5
⁄16 843765
3
⁄4 146 – – 9.5 4.3
WFT-15 1
1
⁄2 40 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-15 2 50 9
13
⁄16 249 4
15
⁄16 125 4
15
⁄16 125
1
⁄8 39
1
⁄8 231 – – 26 11.8
WFT-30
3
⁄4 20 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-30 1 25 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-30 1
1
⁄4 32 6
1
⁄4 159 5
3
⁄4 146 3
5
⁄16 843765
3
⁄4 146 – - 9.5 4.3
WFT-30 1
1
⁄2 40 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-30 2 50 9
13
⁄16 249 4
15
⁄16 125 4
15
⁄16 125
1
⁄8 39
1
⁄8 231 – – 26 11.8
WFT-75
3
⁄4 20 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-75 1 25 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-75 1
1
⁄4 32 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-75 1
1
⁄2 40 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-75 2 50 9
13
⁄16 249 4
15
⁄16 125 4
15
⁄16 125
1
⁄8 39
1
⁄8 231 – – 26 11.8
WFT-125
3
⁄4 20 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-125 1 25 6
1
⁄4 159 5
1
⁄2 140 3
5
⁄16 843765
3
⁄4 146 – – 9 4.1
WFT-125 1
1
⁄4 32 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-125 1
1
⁄2 40 8
1
⁄2 216 4
1
⁄4 108 3 76
11
⁄16 17 – – 8
3
⁄8 213 18 8.2
WFT-125 2 50 9
13
⁄16 249 4
15
⁄16 125 4
15
⁄16 125
1
⁄8 39
1
⁄8 231 – – 26 11.8
A
E
C
A
E
E1
C
B
D
B
D
All
3
⁄4", 1" WFT, 1
1
⁄4" WFT-15, WTF-30
All 1
1
⁄2", 2" WFT, 1
1
⁄4" WFT-75, WTF-125
DIFFERENTIAL PRESSURE (psi)
Size psi
Model NPT Orifice
1
⁄4
1
⁄2 1 2 5 10 15 20 25 30 40 50 75 100 125
WFT-15
3
⁄4" .218 279 369 489 650 785 1000 1075
WFT-15 1" .218 279 369 489 650 785 1000 1075
WFT-15 1
1
⁄4" .312 600 770 980 1240 1640 2000 2340
WFT-15 1
1
⁄2" .500 1100 1700 2400 3300 5000 6600 7600
WFT-15 2" .625 2300 2800 3600 4650 6900 9000 10900
WFT-30
3
⁄4" .218 279 369 489 650 785 1000 1075 1210 1300 1370
WFT-30 1" .218 279 369 489 650 785 1000 1075 1210 1300 1370
WFT-30 1
1
⁄4" .228 375 500 690 910 1200 1500 1680 1800 1900 2000
WFT-30 1
1
⁄2" .390 1000 1300 1700 2300 3400 4600 5500 6000 6600 7000
WFT-30 2" .500 1300 1800 2500 3400 5200 6800 7800 8600 9300 10000
WFT-75
3
⁄4" .166 160 213 280 365 520 700 795 875 930 970 1120 1230 1450
WFT-75 1" .166 160 213 280 365 520 700 795 875 930 970 1120 1230 1450
WFT-75 1
1
⁄4" .312 550 725 960 1300 1900 2650 3050 3400 3700 4000 4400 4750 5400
WFT-75 1
1
⁄2" .312 550 725 960 1300 1900 2650 3050 3400 3700 4000 4400 4750 5400
WFT-75 2" .421 850 1100 1500 2000 3100 4150 4750 5200 5500 5800 6400 6800 7700
WFT-125
3
⁄4" .125 100 135 175 230 330 415 500 585 620 685 750 830 970 1110 1190
WFT-125 1" .125 100 135 175 230 330 415 500 585 620 685 750 830 970 1110 1190
WFT-125 1
1
⁄4" .246 400 520 680 890 1300 1700 2050 2300 2500 2700 3000 3200 3800 4200 4500
WFT-125 1
1
⁄2" .246 400 520 680 890 1300 1700 2050 2300 2500 2700 3000 3200 3800 4200 4500
WFT-125 2" .332 550 675 880 1225 1950 2600 3000 3250 3500 3800 4200 4600 5500 6100 6600
Steam Trap Capacities in (lbs./hr.) Hot Condensate
Dimensions — Weights
ES-WFT 1038 © 2010 Watts
USA: No. Andover, MA • Tel. (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Burlington, ONT. • Tel. (905) 332-4090 • Fax: (905) 332-7068 • www.wattscanada.ca
A Watts Water Technologies Company