MTH Pumps - 150-160-170 Series Pumps

250 • 260 • 270 Series Pumps

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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