Sizing Guide

Guidelines for Sizing

Note:Thedatacontainedhereinisforreferenceonly.Propersizingandselectionofsewagepumpsrequiresconsiderationofmanyfactors.Always
consult applicable local codes before installing any equipment. This chart is based on a residential application with not more than 34 fixture units (values
assigned to each plumbing fixture). The TDH (Total Dynamic Head) of the system is calculated based on total vertical lift, horizontal length of discharge
piping,andthefrictionlossesfor2”diameterplasticpipe(3”diameterplasticpipewherethe16Spumpisshown).

 _____________________________________
 _____________________________________
 _____________________________________
 _____________________________________
7




              













































5'
6.3'
9SN
97gpm
7.0'
9SN
95gpm
7.5'
9SN
92gpm
8.3'
9SN
88 gpm
8.9'
9SN
82gpm
9.6'
9SN
77 gpm
10.2'
9SN
72gpm
10.9'
9SN
67 gpm
11.5'
9SN
61 gpm
12.2'
9SN
54 gpm
12.8'
9SN
48 gpm
13.5'
9SN
43 gpm
14.1'
9SN
38 gpm
14.8'
9SN
32gpm
15.4'
9SN
27gpm
6'
7.3'
9SN
93gpm
8.0'
9SN
89gpm
8.6'
9SN
83 gpm
9.3'
9SN
78 gpm
9.9'
9SN
75 gpm
10.6'
9SN
69gpm
11.2'
9SN
63 gpm
11.9'
9SN
57 gpm
12.5'
9SN
52gpm
13.5'
9SN
43 gpm
13.8'
9SN
40 gpm
14.5'
9SN
33 gpm
15.1'
9SN
29gpm
15.8'
9SN
25gpm
16.4'
10SN
57 gpm
7'
8.3'
9SN
88 gpm
9.0'
9SN
81 gpm
9.6'
9SN
77 gpm
10.3'
9SN
70 gpm
10.9'
9SN
67 gpm
11.6'
9SN
59gpm
12.2'
9SN
54 gpm
12.9'
9SN
47 gpm
13.5'
9SN
43 gpm
14.2'
9SN
36 gpm
14.8'
9SN
32gpm
15.5'
9SN
26gpm
16.1'
10SN
62gpm
16.8'
10SN
54 gpm
17.4'
10SN
48 gpm
8'
9.3'
9SN
78 gpm
10.0'
9SN
76 gpm
10.6'
9SN
69gpm
11.3'
9SN
62gpm
11.9'
9SN
57 gpm
12.6'
9SN
50 gpm
13.2'
9SN
45 gpm
13.9'
9SN
39gpm
14.5'
9SN
33 gpm
15.2'
9SN
28gpm
15.8'
9SN
25gpm
16.5'
10SN
56 gpm
17.1'
10SN
52gpm
17.8'
10SN
46 gpm
18.4'
10SN
41 gpm
9'
10.3'
9SN
70 gpm
11.0'
9SN
65 gpm
11.6'
9SN
59gpm
12.3'
9SN
53 gpm
12.9'
9SN
47 gpm
13.4'
9SN
44 gpm
14.2'
9SN
36 gpm
14.9'
9SN
30 gpm
15.5'
9SN
26gpm
16.2'
10SN
60 gpm
16.8'
10SN
54 gpm
17.5'
10SN
48 gpm
18.1'
10SN
42gpm
18.8'
10SN
39gpm
19.4'
10SN
33 gpm
10'
11.3'
9SN
62gpm
12.0'
9SN
56 gpm
12.6'
9SN
50 gpm
13.3'
9SN
44 gpm
13.9'
9SN
39gpm
14.6'
9SN
33 gpm
15.2'
9SN
28gpm
15.9'
10SN
62gpm
16.5'
10SN
56 gpm
17.2'
10SN
50 gpm
17.8'
10SN
46 gpm
18.5'
10SN
40 gpm
19.1'
10SN
35 gpm
19.8'
10SN
32gpm
20.4'
10SN
27gpm
11'
12.3'
9SN
53 gpm
13.0'
9SN
46 gpm
13.6'
9SN
42gpm
14.3'
9SN
35 gpm
14.9'
9SN
30 gpm
15.6'
9SN
25gpm
16.2'
10SN
60 gpm
16.9'1
10SN
53 gpm
17.5'
10SN
48 gpm
18.2'
10SN
42gpm
18.8'
10SN
39gpm
19.5'
10SN
33 gpm
20.1'
10SN
29gpm
20.8'
10SN
25gpm
21.4'
14S
27gpm
12'
13.3'
9SN
44 gpm
14.0'
9SN
40 gpm
14.6'
9SN
33 gpm
15.3'
9SN
27gpm
15.9'
10SN
62gpm
16.6'
10SN
55 gpm
17.2'
10SN
50 gpm
17.9'
10SN
45 gpm
18.5'
10SN
40 gpm
19.2'
10SN
34 gpm
19.8'
10SN
32gpm
20.5'
10SN
26gpm
21.1'
14S
30 gpm
21.8'
14S
26gpm
16.4'
16S
120gpm*
13'
14.3'
9SN
35 gpm
15.0'
9SN
29gpm
15.6'
9SN
25gpm
16.3'
10SN
58 gpm
16.9'
10SN
53 gpm
17.6'
10SN
47 gpm
18.2'
10SN
42gpm
18.9'
10SN
37 gpm
19.5'
10SN
33 gpm
20.2'
10SN
28gpm
20.8'
10SN
25gpm
22.0'
14S
25gpm
17.6'
16S
113gpm*
17.9'
16S
112gpm*
18.2'
16S
111gpm*
14'
15.3'
9SN
27gpm
16.0'
10SN
61 gpm
16.6'
10SN
55 gpm
17.3'
10SN
49gpm
17.9'
10SN
45 gpm
18.6'
14S
39gpm
19.2'
10SN
34 gpm
19.9'
10SN
31 gpm
20.5'
10SN
26gpm
21.2'
14S
29gpm
21.8'
14S
26gpm
17.6'
16S
113gpm*
17.9'
16S
112gpm*
18.2'
16S
111gpm*
18.4'
16S
110gpm*
15'
16.3'
10SN
58 gpm
17.0'
10SN
52gpm
17.6'
10SN
47 gpm
18.3'
10SN
41 gpm
18.9'
10SN
37 gpm
19.6'
10SN
33 gpm
20.2'
10SN
28gpm
20.9'
10SN
25gpm
21.5'
14S
27gpm
22.2'
14S
25gpm
18.3'
16S
110gpm*
18.6'
16S
109gpm*
18.9'
16S
107gpm*
19.2'
16S
105gpm*
19.4'
16S
104gpm*
16'
17.3'
10SN
49gpm
18.0'
10SN
44 gpm
18.6'
10SN
39gpm
19.3'
10SN
33 gpm
19.9'
10SN
31 gpm
20.6'
10SN
25gpm
21.2'
14S
29gpm
21.9'
14S
26gpm
18.8'
16S
107gpm*
19.1'
16S
105gpm*
19.3'
16S
104gpm*
19.6'
16S
103gpm*
19.9'
16S
101gpm*
20.2'
16S
98gpm*
21.2'
16S
95gpm*
17'
18.3'
10SN
41 gpm
19.0'
10SN
36 gpm
19.6'
10SN
33 gpm
20.3'
10SN
27gpm
20.9'
10SN
25gpm
21.6'
14S
26gpm
22.2'
14S
25gpm
19.5'
16S
103gpm*
19.8'
16S
102gpm*
20.0'
16S
100gpm*
20.3'
16S
99gpm*
20.6'
16S
98gpm*
20.9'
16S
97gpm*
21.2'
16S
95gpm*
22.4'
16S
95gpm*
18'
19.3'
10SN
33 gpm
20.0'
10SN
30 gpm
20.6'
10SN
25gpm
21.3'
14S
28gpm
21.9'
14S
26gpm
19.9'
16S
101gpm*
20.2'
16S
98gpm*
20.5'
16S
98gpm*
20.8'
16S
97gpm*
21.1'
16S
96gpm*
21.3'
16S
95gpm*
22.6'
16S
93gpm*
21.9'
16S
91gpm*
22.2'
16S
90gpm*
22.4'
16S
89gpm*
19'
20.3'
10SN
27gpm
21.0'
14S
30 gpm
21.6'
14S
26gpm
22.3'
14S
25gpm
20.7'
16S
98gpm*
21.0'
16S
96gpm*
21.2'
16S
95gpm*
22.5'
16S
94gpm*
21.8'
16S
92gpm*
22.1'
16S
91gpm*
22.3'
16S
90gpm
22.6'
16S
86gpm*
22.9'
16S
84gpm*
23.2'
16S
82gpm*
23.4'
16S
81gpm*
20'
21.3'
14S
28gpm
22.0'
14S
25gpm
21.6'
16S
95gpm*
21.9'
16S
95gpm*
22.2'
16S
95gpm*
22.5'
16S
88gpm*
22.8'
16S
85gpm*
23.1'
16S
83gpm*
23.4'
16S
81gpm*
23.7'
16S
80gpm*
24.0'
16S
79gpm*
24.3'
16S
78gpm*
24.6'
16S
77gpm*
24.9'
16S
76gpm*
25.2'
16S
75gpm*