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Pump 338-550 vs Pump 400-1250

Summary

  • Pump 400-1250 has the higher Max shaft thrust (+51%): 23.7 lb versus 15.7 lb for Pump 338-550.
  • Pump 400-1250 has the higher Shut-in pressure per stage at 60 Hz (+50%): 14.31 psi versus 9.57 psi for Pump 338-550.
  • Pump 400-1250 has the higher Shaft cross-section area (+21%): 0.3718 in² versus 0.3068 in² for Pump 338-550.

Overview

Parameter
Pump 338-550
Pump 400-1250
Object type
ESP pump
ESP pump

Pump

Parameter
Pump 338-550
Pump 400-1250
Series
338
400
Nominal rate at 60 Hz, bpd
550
1250
Stage type
Radial
Radial
Shaft diameter, in
0.625
0.688
Shaft cross-section area, in²
0.3068
0.3718
Max shaft thrust, lb
15.7
23.7
Shut-in pressure per stage at 60 Hz, psi
9.57
14.31
Design with Pump 338-550Design with Pump 400-1250