AO Smith / Century Electric Motors
48Y/56Y Square Flange Swimming Pool Pump Motors
Magnetek Centurion Motors
Single Speed & Dual Speed
Motors do not have switches or power cords

New this Year - AO Smith 2-Speed Square Flange motor with built in Integrated Timer

Please scroll down page before making selection
There are four different variations of this motor listed

Square Mounting flange has 4 non-threaded bolt holes Shaft is 5/8" diameter with threads on end All electric motors listed are 60HZ single phase • with automatic overload protection  Service Factor = SF • Ball Bearings Motors with dual voltage are shipped wired for 220 volts 1081 Duty Electric Motors with dual voltage are normally shipped wired for 220 volts It is your responsibility to verify the voltage connection before applying power to the motor

Energy Efficient Motors are listed in Green Single Speed and 2 Speed electric motors Note: Cal Spa Replacement motor listed with 2-speed motors  Don't Forget to order a new PUMP SHAFT SEAL..click here for ordering information Remember: When comparing prices These Motors Are High Service Factor Motors (SF) Amps are based on rated HP at Full Service Factor *** 2-Speed Pool Pump Motors-See Below **** ***3 Phase 230/460 volt motors-See Below*** Show AO Smith Dimension Catalog Page What is the difference in 48Y or 56Y? Both have the same size square flange. 56Y motor body diameter is 1/2" larger than 48Y 48Y ships with a rubber spacer if needed Body diameter is the only difference-square flange is exactly the same

Motors do not have switches or power cords

Catalog #	Horsepower	RPM	Voltage	Service Factor	AMPS	WGT	Price
48Y Single Speed Standard Efficiency
USQ1052	1/2	3450	115/230	1.3	9.9/5.0	17 lbs.	$159.95
USQ1072	3/4	3450	115/230	1.27	13.4/6.7	20 lbs.	$166.95
USQ1102	1	3450	115/230	1.25	15.3/7.6	22 lbs.	$187.95
USQ1152	1.5	3450	115/230	1.1	19.2/9.6	27 lbs.	$217.95
USQ1202	2	3450	230	1.1	10.4	30 lbs.	$279.95
USQ1252	2.5	3450	230	1.0	11.2	32 lbs.	$349.95

Motors do not have switches or power cords

Catalog #	Horsepower	RPM	Voltage	Service Factor	AMPS	WGT	Price
48Y Single Speed Energy Efficient
QC1072	3/4	3450	115/230	1.65	12.6/6.3	26 lbs.	$222.95
QC1102	1	3450	115/230	1.65	16.0/8.0	30 lbs.	$239.95
SQ1152	1.5	3450	230	1.47	10.4	26 lbs.	$279.95
SQ1202	2	3450	230	1.30	11.2	36 lbs.	$339.95
SQ1302V1	3	3450	230	1.15	15.4	43 lbs.	$419.95

Century Switchless Motors 56Y Frame Common to PacFab / Pentair Inground Pool Pumps. Motors do not have switches or power cords. Challenger, Whisperflo, Pinnacle and many more.

Catalog #	Horsepower	RPM	Voltage	Service Factor	AMPS	WGT	Price
56Y Single Speed Square Flange
B856	1/2	3450	115/230	1.30	8.0/4.0	26 lbs.	discontinued use B845
B2852	3/4	3450	115/230	1.25	10.8/5.4	26 lbs.	$159.95
B2853	1	3450	115/230	1.25	13.2/6.6	28 lbs.	$179.95
B2854	1.5	3450	115/230	1.10	16.0/8.0	30 lbs.	$210.95
B855	2	3450	230	1.10	10.0	32 lbs.	$279.95
B840	2.5	3450	230	1.04	11.5	33 lbs.	$347.95
B1000	5	3450	208-230	1.00	21.0-19.4	48 lbs.	$547.95
56Y Single Speed Energy Efficient Square Flange
B845	1/2	3450	115/208-230	1.90	4.4/8.8	20lbs.	209.95
B2661	3/4	3450	115/208-230	1.67	11.2/6.0-5.6	28 lbs.	$223.35
B2841	1	3450	115/208-230	1.65	14.8/7.4	28 lbs.	$239.95
B2842	1.5	3450	208-230	1.47	9.6-8.8	30 lbs.	$299.95
B2843	2	3450	208-230	1.30	11.0-10.2	32 lbs.	$369.95
B2844	3	3450	208-230	1.15	15.0-13.6	33 lbs.	$419.95

Motors do not have switches or power cords
View AO Smith 2-Speed Motor Facts

Catalog #	Horsepower	RPM	Voltage	Service Factor	AMPS	WGT	Price
48Y Two Speed Square Flange
SQL1072R	.75 / .12	3450/1725	115	1.65	13.0/4.2	30 lbs.	$319.95
SQS1072R	.75 / .12	3450/1725	230	1.60	6.1/2.1	30 lbs.	$319.95
SQS1102R	1 / .16	3450/1725	230	1.65	9.5/2.5	38 lbs.	$336.95
SQS1152R	1.5 / .25	3450/1725	230	1.47	10.0/3.0	40 lbs.	$399.95
UQS1202R	2 / .33	3450/1725	230	1.10	10.0/3.0	43 lbs.	$399.98
56Y Two Speed Square Flange E-Plus High Efficiency - Save up to 58% on energy use Energy Efficient on both speeds View AO Smith Brochure Wiring Diagram: L2 = Common; A = Low Speed; L1 = High Speed
B2981	.75 / .10	3450/1725	115	1.67	12.4/2.2	30 lbs.	$286.40
B2980	.75 / .10	3450/1725	230	1.67	6.0/1.0	30 lbs.	$286.40
B2982	1 / .13	3450/1725	230	1.65	7.4/1.4	38 lbs.	$299.95
B2983	1.5 / .19	3450/1725	230	1.47	10.0/1.6	40 lbs.	$349.95
B2984	2 / .25	3450/1725	230	1.30	11.0/1.8	43 lbs.	$439.95
56Y Two Speed Square Flange With built in Timer E-Plus High Efficiency - Save up to 58% on energy use Energy Efficient on both speeds View AO Smith Brochure Timer Interface User Manual Wiring Diagram: L2 = Line; L1 = Line; A = Not Used A. O. Smith introduces first pool motor with integrated timer  A. O. Smith's new 2Green ™ premium efficiency motor, the first motor with an integrated timer, addresses the challenge many pool owners have when selecting the right time to run their pump at the energy-saving low speed to save the most money. No need for an expensive remote timer. Simple to operate, push button with display.
B2981T	.75 / .10	3450/1725	115	1.67	12.4/2.2	32 lbs.	$562.68
B2980T	.75 / .10	3450/1725	230	1.67	6.0/1.0	32 lbs.	$562.68
B2982T	1 / .13	3450/1725	230	1.65	7.4/1.4	38 lbs.	$578.81
B2983T	1.5 / .19	3450/1725	230	1.47	10.0/1.6	42 lbs.	$628.64
B2984T	2 / .25	3450/1725	230	1.30	11.0/1.8	45 lbs.	$717.68

Motors do not have switches or power cords

(Note: These motors are not normally found in residential applications) 

Catalog #	Horsepower	RPM	Frame	Voltage	Service Factor	AMPS	WGT	Price
**3 Phase**   Square Flange
Q3052	1/2	3450	48Y	208-230/460	1.90	3.0/1.5	17 lbs.	$218.95
Q3072	3/4	3450	48Y	208-230/460	1.65	3.6/1.8	20 lbs.	$238.95
Q3102	1	3450	48Y	208-230/460	1.65	4.7/2.3	23 lbs.	$267.95
Q3152	1.5	3450	48Y	208-230/460	1.47	6.8/3.4	26 lbs.	$339.95
Q3202	2	3450	48Y	208-230/460	1.30	8.5/4.2	28 lbs.	$399.95
H755	3	3450	56Y	208-230/460	1.15	6.8/3.4	35 lbs.	$439.95
H995	5	3450	56Y	208-230/460	1.00	13.4/6.7	44 lbs	$499.95

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