4SDM12 4" Copper Core Motor Mass Flow Borehole Submersible Pump
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Our professional-grade deep well pump is designed to deliver exceptional performance and reliability . Crafted with precision and expertise, this deep well pump is engineered to withstand the most demanding conditions. .Invest in the reliability and efficiency of our deep well pump, and experience the peace of mind that comes with owning a top-of-the-line product. Order yours today and enjoy the benefits of a professional-grade pump that is built to last.
Key Features :
1、This high-quality pump is equipped with a 4sdm12 Copper Core Motor, ensuring efficient and consistent mass flow for all your water pumping needs
7、Maximum sand content : 0.25%
8、Minimum well diameter : 4"
1. Reversible electric motor
2. Single-phase: 220V-240V /50Hz or Three-phase: 380-415V/50Hz power supply
3. Equipped with a starting control box or digital automatic control box for precision operation
4. Pumps are designed with casing stress considerations to ensure optimal performance
5. Compliant with NEMA dimensional standards for industry standards compliance
6. Curve tolerances adhere to ISO 9906 guidelines for precise measurement and control.
Special mechanical seal
Single phase motor with built-in capacitor

|
Components |
Material |
|
Pump external casing |
AISI 304 SS |
|
Delivery casing |
①Cast-Cu ASTM C85500②AISI 304 SS |
|
Suction lantern |
①Cast-Cu ASTM C85500②AISI 304 SS |
|
Diffuser |
Plastic.PC |
|
Impeller |
Plastic.POM |
|
Shaft |
AISI 304 SS |
|
Shaft coupling |
AISI 304 SS |
|
Wear ring |
AISI 304 SS |
|
Motor external casing |
AISI 304 SS |
|
Oil chamber |
①Cast-Cu ASTM C85500 ②AISI 420 SS |
|
③Cast-iron ASTM NO.30 |
|
|
Bottom support |
AISI 304 SS |
|
Mechanical seal |
Special seal for deep well(Graphite-Ceramic/TC) |
|
Shaft |
AISI 304 SS-ASTM 5140 |
|
Seal lubricant oil |
Oil for food machinery and pharmaceutic use. |

|
Model |
Power |
Deliver |
|||||||||||||
|
1~220-240V |
3~380-415V |
KW |
HP |
Q(m³/h) |
0 |
1.8 |
3.6 |
5.4 |
7.2 |
9.0 |
10.8 |
12.6 |
14.4 |
16.2 |
|
|
Q(l/min) |
0 |
30 |
60 |
90 |
120 |
150 |
180 |
210 |
240 |
270 |
|||||
|
4SDM12/4 |
4SD12/4 |
0.75 |
1 |
H(m) |
27 |
26 |
25 |
23 |
21 |
19 |
17 |
15 |
12 |
7 |
|
|
4SDM12/5 |
4SD12/5 |
0.92 |
1.25 |
34 |
33 |
31 |
28 |
27 |
24 |
22 |
19 |
15 |
9 |
||
|
4SDM12/6 |
4SD12/6 |
1.1 |
1.5 |
41 |
39 |
37 |
34 |
32 |
29 |
26 |
23 |
18 |
11 |
||
|
4SDM12/7 |
4SD12/7 |
1.3 |
1.75 |
47 |
46 |
43 |
39 |
37 |
34 |
31 |
26 |
21 |
12 |
||
|
4SDM12/8 |
4SD12/8 |
1.5 |
2 |
54 |
52 |
49 |
45 |
43 |
39 |
35 |
30 |
24 |
14 |
||
|
4SDM12/10 |
4SD12/10 |
1.8 |
2.5 |
68 |
65 |
61 |
56 |
53 |
49 |
44 |
38 |
30 |
18 |
||
|
4SDM12/12 |
4SD12/12 |
2.2 |
3 |
81 |
78 |
74 |
68 |
64 |
58 |
52 |
45 |
36 |
21 |
||
|
4SDM12/14 |
4SD12/14 |
2.6 |
3.5 |
95 |
91 |
86 |
79 |
75 |
68 |
61 |
53 |
42 |
25 |
||
|
4SDM12/16 |
4SD12/16 |
3 |
4 |
108 |
104 |
98 |
90 |
85 |
78 |
70 |
60 |
48 |
28 |
||
|
- |
4SD12/18 |
3.7 |
5 |
122 |
117 |
110 |
101 |
96 |
88 |
79 |
68 |
8 |
32 |
||
|
- |
4SD12/21 |
4 |
5.5 |
142 |
137 |
129 |
118 |
112 |
102 |
92 |
79 |
63 |
37 |
||
|
- |
4SD12/26 |
5.5 |
7.5 |
176 |
169 |
159 |
146 |
139 |
127 |
114 |
98 |
78 |
46 |
||
|
- |
4SD12/30 |
7.5 |
10 |
203 |
195 |
184 |
169 |
160 |
146 |
131 |
113 |
90 |
53 |
||
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