unitra inc

SP SERIES: 8" 50 Hz Submersible Pumps

Quality Features

  • Stainless Steel Construction Designed And Built For Years of Trouble-Free Operation
  • Stainless Steel Discharge Head with Built-in Check Valve
  • High-Efficiency Stainless Steel Impellers and Diffusers
  • Stainless Steel Suction Screen
  • Stainless Steel Shaft and Coupling
  • Stainless Steel NEMA-faced Mounting Bracket

SP Series Submersible Pumps are manufactured using high quality materials and are designed to deliver years of dependable service. SP Series are comprised of a large selection of pump models ranging from 1/2 HP thru 125 HP with a broad variety of capacities (7 1/2 GPM - 500 GPM).
Specifications and Selection Chart(s)
MODEL
S
T
A
G
E
S
HP
Quantity Delivered
L
E
N
G
T
H
mm
W
E
I
G
H
T
kg
l/min 0
m3/h 0
200
300
400
500
 600 700 800 900 1100 1300 1500 1700 1800
12 18 24 30 36 42 48 54 66 78 90 102 108
Total Head in Meters
8" MODEL SP-400 | 50 Hz - 3000 RPM | 400 GPM
7 1/2 - 40 HP | 5" DISCHARGE
SP-400-1
1
7 1/2
H
E
A
D

I
N

M
E
T
E
R
S
20
19 1/2
19
18
17
16
15
14
13
12
9
7
618
25.1
SP-400-2B
2
7 1/2
33
32
30
28
27
26
25
23
20
16
11
6
746
28.7
SP-400-2
2
10
39
38
37
35
33
32
30
28
26
23
18
13
746
28.7
SP-400-3B*
3
12 1/2
53
51
49
47
45
43
41
38
34
28
22
13
874
32.3
SP-400-3
3
15
58
57
55
53
50
47
45
43
39
35
28
20
874
32.3
SP-400-4B*
4
17 1/2
72
70
68
65
62
59
56
53
57
40
31
20
1003
35.9
SP-400-4 4 20 77 76 74 71 67 64 61 58 53 46 37 27 1003 35.9
SP-400-5 5 25 96 94 92 88 84 80 76 73 66 57 46 33 1131 39.5
SP-400-6 6 30 116 113 110 106 101 96 92 88 80 70 56 40 1259 43
SP-400-7* 7 35 136 133 130 126 120 115 109 104 93 81 65 47 1387 46.6
SP-400-8B* 8 35 147 143 139 134 129 123 117 112 101 87 69 47 1515 50.2
SP-400-8 8 40 153 150 146 141 135 129 123 117 105 93 75 53 1516 50.2
SP-400-9 9 40 171 167 163 158 152 154 138 131 118 104 84 58 1644 53.8
SP-400-10 10 50 193 188 183 177 168 160 152 145 132 117 94 68 1772 57.4
SP-400-11 11 50 211 207 202 195 186 176 167 159 154 128 104 74 1900 61
SP-400-12 12 60 244 240 234 227 217 207 198 190 173 154 130 99 2039 66
SP-400-13 13 75 263 259 252 244 235 224 214 205 187 166 139 107 2168 69.6
SP-400-15 15 75 302 298 292 284 273 260 248 237 215 191 160 120 2424 76.8
SP-400-16 16 85 322 318 312 302 290 278 265 252 228 202 172 132 2552 80.4
SP-400-18 18 85 365 359 352 341 328 312 298 285 260 230 193 147 2809 87.6
SP-400-20 20 100 402 397 389 379 364 347 330 315 287 254 212 159 3065 94.8
*Specifications are subject to change without notice
* It is recommended to use the next rating of horsepower available
MODEL
S
T
A
G
E
S
HP
Quantity Delivered
L
E
N
G
T
H
mm
W
E
I
G
H
T
kg
l/min 0
m3/h 0
300
400
500
600
 700 800 1000 1200 1400 1600 1800 2000
18 24 30 36 42 48 60 72 84 96 108 120
Total Head in Meters
8" MODEL SP-500 | 50 Hz - 3000 RPM | 500 GPM
7 1/2 - 50 HP | 5" DISCHARGE
SP-500-1
1
7 1/2
H
E
A
D

I
N

M
E
T
E
R
S
21
20
19
18
17 1/2
17
15
14
13
12
10
8
618
25.1
SP-500-2BB
2
7 1/2
27
26
25
24
23
22
20
18
15
11
5
0
746
28.7
SP-500-2A
2
10
34
33
32
31
30
28
26
24
21
17
13
8
746
28.7
SP-500-2
3
12 1/2
41
40
39
37
36
34
31
29
26
23
20
15
746
28.7
SP-500-3BB
3
12 1/2
48
46
45
43
41
40
36
33
28
23
16
8
874
32.3
SP-500-3B
3
15
54
53
51
49
47
45
41
37
33
28
22
15
874
32.3
SP-500-3 3 17 1/2 62 60 59 57 54 51 47 43 40 35 30 23 874 32.3
SP-500-4B 4 20 74 73 71 68 65 62 56 52 47 40 32 22 1003 35.9
SP-500-4 4 25 82 80 78 75 72 68 62 57 53 47 39 30 1003 35.9
SP-500-5AB 5 25 89 87 84 82 78 75 68 62 55 47 36 25 1131 39.5
SP-500-5 5 30 102 100 97 94 90 85 77 72 66 59 50 38 1131 35.9
SP-500-6 6 35 123 121 118 114 110 104 94 86 79 72 60 46 1259 43
SP-500-7 7 40 143 140 137 132 217 121 110 101 93 83 70 53 1387 46.6
SP-500-8 8 50 164 160 157 152 146 139 126 116 106 95 80 62 1515 50.2
SP-500-9 9 50 182 179 175 169 163 155 140 128 118 106 90 68 1644 53.8
SP-500-10 10 60 206 201 197 190 183 177 162 150 140 124 105 82 1783 58.8
SP-500-11 11 75 230 225 220 212 204 196 180 167 152 137 116 90 1911 62.4
SP-500-12 12 75 250 245 240 231 222 214 197 181 167 150 126 99 2039 66
SP-500-13 13 75 268 263 258 250 240 230 210 195 180 160 135 106 2168 69.6
SP-500-14
14
85
291
286
280
271
261
251
230
210
194
174
147
116
2296
73.2
SP-500-15
15
100
312
308
300
292
281
270
248
228
210
190
160
126
2424
76.7
SP-500-17
17
100
350
344
336
327
316
302
277
255
235
212
180
140
2680
84
SP-500-18
18
125
372
366
360
350
340
326
296
270
250
227
192
150
2809
87.6
SP-500-20
20
125
412
406
397
388
378
365
333
302
279
251
214
166
3065
94.8
*Specifications are subject to change without notice
* It is recommended to use the next rating of horsepower available
Stainless Steel Parts / Materials of Construction