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8
PERFORMANCE
MODEL
SWITCH
TYPE
CONSTRUCTION LIMITED WARRANTY HP
DISCHARGE
HEIGHT
0' 5' 10' 15' 20'
SPF50
Vertical Float Thermoplastic 1 YEAR 1/2 Gallons/Hour 4300 3880 3360 2680 1260
SPF33
Vertical Float Thermoplastic 1 YEAR 1/3 Gallons/Hour 3750 3300 2718 1920 –
WST33
Tether Float Thermoplastic 2 YEARS 1/3 Gallons/Hour 3000 2610 2130 1404 400
Thermoplastic with Tether
Float Switch
WST33, 1/3 HP
Submersible Thermoplastic Sump Pump with
Tether Float Switch
 1/3HP;max.owrateis3000GallonsPerHour;
2130 GPH at 10 ft. of discharge height
For use in 14 in. diameter or larger sump basins; 13 in.
ON level and 7 in. OFF level
®
Coated Steel & Thermoplastic with
Vertical Float Switch
SPF50, 1/2 HP | SPF33, 1/3 HP
Submersible Coated Steel and Thermoplastic Sump
Pump with Vertical Float Switch
 1/2HP;max.owrateis4300GallonsPerHour;
3360 GPH at 10 ft. of discharge height (SPF50)
 1/3HP;max.owrateis3750GallonsPerHour;
2718 GPH at 10 ft. of discharge height (SPF33)
For use in 11 in. diameter or larger sump basins; 9 in.
ON level and 4 in. OFF level
®
0
5
10
15
20
25
0 1000 2000 3000 4000 5000
.TF DAEH LATOT
US GALLONS PER HOUR
WST33 SPF33 SPF50