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Hot Water Pump Selection Chart:

HEAD
IN
FEET
U.S. GALLONS PER MINUTE
20 30 40 50 60 70 80 90 100 110 120
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
Model
HP
NPSHR
50 * 251I
3
2'
261D
3
2'
261E
5
2'
261E
5
2'
261G
5
2'
261G
5
2'
271H
5
6'
271H
5
6'
271J
7.5
7'
271J
7.5
7'
100 * 251I
3
2'
251K
3
2'
261E
5
2'
261G
7.5
2'
271H
7.5
3'
262G
7.5
2'
271H
7.5
4'
271J
7.5
4'
272J
10
6'
272J
10
6'
150 * 261D
5
2'
251L
7.5
2'
251L
5
2'
261G
7.5
2'
271H
7.5
3'
271J
10
3'
271J
10
3'
271K
10
8'
272J
15
5'
273J
15
5'
200 251I
5
2'
261D
5
2'
251L
7.5
2'
252L
7.5
2'
271H
10
3'
271J
10
3'
271K
15
4'
272J
15
3'
272J
15
3'
273J
15
5'
274J
20
6'
250 251I
5
2'
251K
7.5
2'
251L
7.5
2'
261G
10
2'
262G
10
2'
272H
15
3.5'
272H
15
3'
272J
15
3'
273J
20
4'
273J
20
4'
274J
20
6'
300 261D
7.5
2'
262D
7.5
2'
252L
10
2'
252L
10
2'
262G
15
2'
272H
15
3'
272J
15
3'
272K
20
6'
272K
20
6'
274J
20
4'
--- 
350 261D
7.5
2'
262D
10
2'
252L
10
2'
262G
15
2'
262G
15
2'
272J
20
3'
272K
20
4'
273J
20
3'
274J
25
3'
273K
25
8'
---
400 252I
7.5
2'
262D
10
2'
252L
15
2'
262G
15
2'
272H
20
3'
272J
20
3'
272K
20
3'
274J
25
3'
274K
25
3'
274K
30
10'
---
450 252I
10
2'
252K
10
2'
252L
15
2'
262G
20
2'
263G
20
2'
273H
20
3'
273J
25
3'
273K
25
6'
274K
30
8'
 --- ---
500 252I
10
2'
253K
15
2'
253L
15
2'
263G
20
2'
263G
20
2'
273J
25
3'
274J
30
3'
274J
30
3'
274K
30
6'
--- ---
600 253I
15
2'
253K
15
2'
253L
20
2'
263G
25
2'
264G
25
3'
273K
30
3'
274J
30
3'
274K
40
4'
 --- --- ---
700 253I
15
2'
254K
15
2'
254L
20
2'
264G
25
2'
274H
30
3'
274J
40
4'
274K
40
4'
---  --- --- ---
800 253I
15
2'
254K
20
2'
254L
20
2'
264G
30
2'
274J
40
3'
---  ---  --- --- --- ---
900 254I
15
2'
254L
25
2'
264G
30
2'
 --- ---  --- --- --- --- --- ---
1000 254I
15
2'
254L
30
2'
264G
40
2'
--- --- --- --- --- --- --- ---

*Refer to 140 • 240 • 180 • 280 Series Pumps.
All Selections are for Hot Water and Utilize a 1.15 Motor Service Factor Horsepower.

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