31 AC Series Diaphragm Pump

The SEAFLO 31 AC series pumps are capable of continuous heavy duty and extreme workloads. Matched with high performance motor, the 31 AC series has extreme chemical capability and goes beyond the normal call of duty with many other additives as well. This 3-chamber diaphragm pump provides up to 1.8 gallons per minute and is capable of self-priming up to 6 vertical feet, and can run dry without damage. They are easy to install, service and winterize.

Specifications|
Parameters

FEATURES & BENEFITS

- Adjustable pressure switch from 17-170psi for OEM when needed.

- Threaded connections with multiple fittings allow connection to any outlet.

- Quite operation. Motor sounds not louder than your room fan running.

- Provide reliable performance in moderate water flow, high pressure applications and can run ontinuously.

- Iron & Rubber feet for noise reduction for ibration.

- Compact design and heavy-duty demand switch.

- Can run dry.

TYPICAL APPLICATIONS

Marine, RV, Agricultural Spraying, General Industrial, Fitration, Beverage Processing, Solar Water System, etc.

PUMP
Type	3 Chamber positive displacement diaphragm pump, self priming, capable of being run dry
Control Type	Pressure switch
Max Recommended Temperature	60° C（140° F）
Priming Capabilities	6 feet (1.8 m) suction lift
Re-start Pressure	Shut-off Pressure 60 PSI: 48 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 80 PSI: 65 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 100 PSI: 75 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 120 PSI: 98 PSI ±5 PSI (±0.3 bar) Shut-off Pressure 160 PSI: 105 PSI ±5 PSI (±0.3 bar)
Inlet/Outlet Ports	3/8"-18 FNPT
Weight	5.0 lbs (2.3 kg)

MOTOR
Leads	16 AWG, 13" (33 cm) long with 2-Pin connector/Leads
Duty Cycle	Continuous
Max.Amp Draw	1.0 A
Fuse	1.5 A

STANDARD PUMP CONFIGURATIONS

Model	Voltage	Open Flow （GPM/LPM）	Shut-off Pressure （PSI/BAR)	Max Draw	Control Type	Valves	Diaphragm	Ports	Wire Connections
SFDPA1-015-160-31	115V	1.5/5.5	160/11.0	1.1A	Pressure Switch	EPDM	Santoprene	3/8" FNPT	2-Pin/Leads
SFDPA2-015-160-31	230V	1.5/5.5	160/11.0	0.6 A	Pressure Switch	EPDM	Santoprene	3/8" FNPT	2-Pin/Leads

PERFORMANCE

1.5GPM 115V/AC

PRESSURE		FLOW		CURRENT
PSI	BAR	GPM	LPM	APMS
0	0	1.37	5.20	0.39
10	0.69	1.11	4.20	0.5
20	1.38	1.06	4.00	0.55
30	2.07	0.99	3.76	0.61
40	2.72	0.92	3.50	0.66
50	3.45	0.85	3.20	0.72
60	4.14	0.79	3.00	0.77
70	4.83	0.74	2.80	0.79
80	5.52	0.70	2.64	0.83
90	6.21	0.63	2.40	0.86
100	6.9	0.58	2.20	0.89
110	7.59	0.53	2.00	0.92
120	8.28	0.48	1.80	0.94
130	8.97	0.45	1.70	0.95
140	9.66	0.42	1.60	0.97
150	10.35	0.37	1.40	0.99
160	11.04	0	0	1.03

View other parameter tables / graphs, Please click here

HEAT RISE

DIMENSIONS

PRODUCT DETAILS

Key	Description	Quantity
A	Pump Head Assembly	1
B	Valve Assembly	1
C	Diaphragm Assembly	1
D	Motor Assembly	1
1	Pressure switch	1
2	Diaphragm of Pressure Switch	1
3	Pump Head	1
4	Diaphragm	1
5	Rubber Feet	4
6	Iron Base Plate	1
7	Motor	1

SHIPPING INFORMATION


	Unit Pump Weight	5.05 lbs (2.29 kg)
	Selling Unit Size (L x W x H)	11.39"x 4.64"x 4.72" (28.8x11.8x12 cm)
	Selling Unit Weight	5.13 lbs (2.33kg)
	Master Carton Size (L x W x H)	24.02"x 11.81"x 14.57" (61x30x37cm)
	Master Carton Qty	8 pcs
	Master Carton Weight	22.08 lbs(22.08 kg)

CAUTION

Please make sure correct wiring, otherwise it will damage the pump (The red cable should be connected with the positive pole, and the black cable should be connected to the negative pole).

Standard Accessories
Optional Accessories

31F01 Fitting - 3/8 MNPT x 3/8 Barb

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