- Performance Parameters
4SP14 Series
Deehp’s 4-inch large-flow fountain pump is specially engineered for low-lift, large-volume lake floating and bubbling spring effects. Featuring wide impeller channels, this Deehp pump minimizes blockage caused by suspended sediment in natural pond water. Its compact slim barrel enables flexible deployment in shallow fountain ponds. Fully compatible with Deehp 0.37kW–7.5kW 4-inch oil-cooled submersible motors, the optimized low-head hydraulic curve delivers a lift range from 9m to 175m, perfectly catering to wide-area low-lift decorative water surface applications in shallow lakes and ponds.
Deehp’s 4SP14 sub-series is a stainless steelsubmersible fountain pump with a uniform 4-inch outer barrel diameter, fixed rated flow of 14 m³/h, standard 50Hz power frequency and rated rotating speed of 2850rpm. All pump units within this Deehp sub-series share identical casing size, design flow, frequency and rotational speed; performance differences only come from varying impeller stage counts and matched Deehp motor power to meet diverse fountain lift requirements.
Model Description:
e.g.,4SP14-5
4 —— pump size (inches),
SP —— pump series,
14 —— rated flow rate (m³/h),
5 —— 5 impeller stages
| MOTOR PUMP MODEL | MOTOR | DELIVERY (n=2850r/min) | OUTLET DIAMETER | ||||||||
| KW | HP | FLOW m/h | 0 | 6 | 8 | 10 | 14 | 16 | 18 | ||
| 4SP14-05 | 1.5 | 2 | HEAD (m) | 35 | 31 | 29 | 26 | 20 | 16 | 14 | DN 50 2" |
| 4SP14-07 | 2.2 | 3 | 49 | 42 | 40 | 35 | 28 | 23 | 19 | ||
| 4SP14-10 | 3 | 4 | 70 | 60 | 57 | 51 | 40 | 32 | 27 | ||
| 4SP14-13 | 4 | 5.5 | 91 | 79 | 74 | 67 | 52 | 42 | 35 | ||
| 4SP14-15 | 5.5 | 7.5 | 105 | 89 | 85 | 76 | 60 | 48 | 41 | ||
| 4SP14-18 | 5.5 | 7.5 | 126 | 110 | 103 | 91 | 72 | 58 | 49 | ||
| 4SP14-21 | 7.5 | 10 | 147 | 128 | 119 | 106 | 84 | 67 | 55 | ||
| 4SP14-25 | 7.5 | 10 | 175 | 151 | 143 | 129 | 100 | 80 | 65 | ||
| PUMP MODEL | MOTOR | SIZE [mm] | WEIGHT | ||||||||
| KW | A(220V] A(380V)[ B(220V) | B(380V) | C | E | D | B(220V) | B(380V) | C | |||
| 4SP14-05 | 1.5 | 717 | 395 | 502 | 96 | 92 | 8 | 5.0 | |||
| 4SP14-07 | 2.2 | 792 | 789 | 386 | 383 | 632 | 96 | 92 | 8.86 | 8.12 | 6.2 |
| 4SP14-10 | 3 | 943 | 940 | 411 | 408 | 827 | 96 | 92 | 9.56 | 9.64 | 8.2 |
| 4SP14-13 | 4 | 1084 | 1086 | 426 | 428 | 1022 | 96 | 92 | 10.82 | 10.44 | 10.1 |
| 4SP14-15 | 5.5 | 1168 | 1170 | 426 | 428 | 1152 | 96 | 92 | 10.82 | 10.44 | 11.4 |
| 4SP14-18 | 5.5 | 1349 | 1336 | 481 | 468 | 1347 | 96 | 92 | 11.88 | 12.3 | 13.3 |
| 4SP14-21 | 7.5 | 1475 | 1518 | 481 | 524 | 1542 | 96 | 92 | 11.88 | 12.3 | 15.3 |
| 4SP14-25 | 7.5 | 1700 | 1686 | 538 | 524 | 1802 | 96 | 92 | 13.96 | 13.9 | 17,9 |
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