4SDM3 4" Multi-stage Suspension Anti-sand Impeller Stainless Steel Filter Screen Rewindable Borehole Submersible Pump
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This 4SDM3 Multi-stage Suspension Anti-sand Impeller Stainless Steel Filter Screen Rewindable high-quality submersible water pump is designed to provide reliable and efficient performance, making it an ideal choice for deep well applications.
Applications :
Provides water supply from wells or reservoirs for various use cases.
Caters to domestic, civil, and industrial applications with stable performance.
Supports garden maintenance and agricultural irrigation operations efficiently.
1、Crafted with precision and expertise, this deep well submersible pump features a multi-stage suspension anti-sand impeller that ensures smooth and uninterrupted water flow.
2、The stainless steel filter screen further enhances the pump's durability and longevity, making it a reliable choice for long-term use.
3、The 4sdm3 submersible deep well pump is designed to be rewindable, allowing for easy maintenance and repair. This feature ensures that the pump can be easily serviced, reducing downtime and increasing productivity.
4、With its powerful motor and advanced design, this submersible water pump is capable of delivering high flow rates and pressure, making it an ideal choice for a wide range of applications.
Operating Conditions:
Maximum fluid temperature up to +35℃
Maximum sand content : 0.25%
Minimum well diameter : 4"
Motor and Pump:
Re-windable motor
Single-phase: 220-240V/50Hz or Three-phase: 380-415V/50Hz compatibility
Equipped with a starter control box or digital automatic control box
Pumps are designed with casing stress in mind
Compliant with NEMA dimension standards
Curve tolerance conforms to ISO 9906
Options on request:
Special mechanical seal
Other voltages or frequency 60Hz
Single phase motor with built-in capacitor
Warranty : 2 years
(according to our general sales conditions)

|
Components |
Material |
|
Pump external casing |
Stainless Steel |
|
Delivery casing |
①Cast-Cu ASTM C85500②AISI 304 SS |
|
Suction lantern |
①Cast-Cu ASTM C85500②AISI 304 SS |
|
Diffuser |
Plastic.PC |
|
Impeller |
1.Plastic.POM 2.Plastic.PPO |
|
Shaft |
AISI 304 SS |
|
Shaft coupling |
AISI 304 SS |
|
Wear ring |
AISI 304 SS |
|
Motor external casing |
Stainless Steel |
|
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 |
Delivery n≈2850 r/min |
|||||||||||
|
1~220-240V |
3~380-415V |
KW |
HP |
Q(m³/h) |
0 |
0.6 |
1.2 |
1.8 |
2.4 |
3.0 |
3.6 |
4.2 |
4.8 |
|
Q(l/min) |
0 |
10 |
20 |
30 |
40 |
50 |
60 |
70 |
80 |
||||
|
4S□M3/5 |
- |
0.25 |
0.33 |
H(m) |
36 |
35 |
34 |
32 |
30 |
27 |
22 |
17 |
10 |
|
4S□M3/7 |
- |
0.37 |
0.5 |
50 |
49 |
47 |
45 |
41 |
37 |
30 |
23 |
13 |
|
|
4S□M3/10 |
4S□3/10 |
0.55 |
0.75 |
72 |
70 |
68 |
64 |
59 |
53 |
43 |
33 |
19 |
|
|
4S□M3/12 |
4S□3/12 |
0.75 |
1 |
86 |
84 |
81 |
77 |
71 |
64 |
52 |
40 |
23 |
|
|
4S□M3/15 |
- |
0.92 |
1.25 |
108 |
105 |
102 |
96 |
89 |
80 |
65 |
50 |
29 |
|
|
4S□M3/17 |
4S□3/17 |
1.1 |
1.5 |
122 |
119 |
115 |
109 |
101 |
90 |
73 |
56 |
33 |
|
|
4S□M3/20 |
- |
1.3 |
1.75 |
144 |
140 |
135 |
128 |
118 |
106 |
86 |
66 |
38 |
|
|
4S□M3/22 |
4S□3/22 |
1.5 |
2 |
158 |
154 |
149 |
141 |
130 |
117 |
95 |
73 |
42 |
|
|
4S□M3/26 |
- |
1.8 |
2.5 |
187 |
182 |
176 |
166 |
154 |
138 |
112 |
86 |
50 |
|
|
4S□M3/30 |
4S□3/30 |
2.2 |
3 |
215 |
210 |
203 |
192 |
178 |
159 |
129 |
99 |
58 |
|
|
4S□M3/35 |
4S□3/35 |
2.6 |
3.5 |
251 |
245 |
237 |
224 |
207 |
186 |
151 |
116 |
67 |
|
|
4S□M3/40 |
4S□3/40 |
3 |
4 |
287 |
280 |
271 |
255 |
237 |
212 |
172 |
132 |
77 |
|
|
- |
4S□3/50 |
4 |
5.5 |
358 |
350 |
338 |
319 |
296 |
265 |
215 |
165 |
96 |
|
|
Model |
Power |
Delivery n≈3450 r/min |
|||||||||||||
|
1~110V/220V |
3~220V/380V |
KW |
HP |
Q(m³/h) |
0 |
0.6 |
1.2 |
1.8 |
2.4 |
3.0 |
3.6 |
4.2 |
4.8 |
||
|
Q(l/min) |
0 |
10 |
20 |
30 |
40 |
50 |
60 |
70 |
80 |
||||||
|
4□□M3/5 |
4□□3/5 |
0.37 |
0.5 |
H(m) |
52 |
51 |
51 |
48 |
43 |
38 |
30 |
23 |
12 |
||
|
4□□M3/7 |
4□□3/7 |
0.55 |
0.75 |
72 |
72 |
71 |
67 |
61 |
53 |
42 |
32 |
17 |
|||
|
4□□M3/9 |
4□□3/9 |
0.75 |
1 |
93 |
92 |
91 |
86 |
78 |
68 |
54 |
41 |
22 |
|||
|
4□□M3/11 |
4□□3/11 |
0.92 |
1.25 |
114 |
113 |
112 |
105 |
95 |
83 |
66 |
50 |
27 |
|||
|
4□□M3/13 |
4□□3/13 |
1.1 |
1.5 |
135 |
133 |
132 |
124 |
112 |
98 |
78 |
59 |
32 |
|||
|
4□□M3/15 |
4□□3/15 |
1.3 |
1.75 |
155 |
154 |
152 |
143 |
130 |
113 |
90 |
68 |
37 |
|||
|
4□□M3/17 |
4□□3/17 |
1.5 |
2 |
176 |
174 |
173 |
162 |
147 |
128 |
102 |
76 |
42 |
|||
|
4□□M3/20 |
4□□3/20 |
1.8 |
2.5 |
207 |
205 |
203 |
191 |
173 |
151 |
120 |
90 |
49 |
|||
|
4□□M3/24 |
4□□3/24 |
2.2 |
3 |
248 |
246 |
244 |
229 |
208 |
181 |
144 |
108 |
59 |
|||
|
- |
4□□3/28 |
2.6 |
3.5 |
290 |
287 |
284 |
267 |
242 |
211 |
168 |
126 |
69 |
|||
|
- |
4□□3/32 |
3 |
4 |
331 |
328 |
325 |
306 |
277 |
242 |
192 |
144 |
78 |
|||
|
- |
4□□3/36 |
3.7 |
5 |
373 |
369 |
365 |
344 |
311 |
272 |
216 |
162 |
88 |
|||
|
- |
4□□3/40 |
4 |
5.5 |
414 |
410 |
406 |
382 |
346 |
302 |
240 |
180 |
98 |
|||
4S□□ in the above table can be replaced by any of 4SD,4SE,4SS,4SA,4QJ
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