Good Quality Mini Battery Operated Water Pumps for Water

August 11, 2025

Model NO.: SFDP2-033-035-41

Ground Drainage and Irrigation Machinery Type: Pumping Irrigation

Certification: Ce, ISO9001:2008, RoHS

Condition: New

Application Field: Yacht/ RV

Product: Mini Battery Operated Water Pumps for Water

AMPS: 4.0A Max

Motor Type: 24V DC Permanent Magnet, Totally Enclosed, Non-Ven

Pressure: 35psi/2.4bar

Flow Rate: 12.5lpm/3.3gpm

Diaphragm: Santoprene

Valve: Viton or EPDM

Protection: Thermal/Ignition Protection

Duty Cycle: Intermittent

Port Dimension: 1/2" NPT

Trademark: SEAFLO

Transport Package: Strong Carton/Poly Foam.

Specification: CE

Origin: Fujian, China

HS Code: 8413509090

Good Quality Mini Battery Operated Water Pumps for Water

The 41-Series-Short is a high-performance 4-chamber diaphragm pump designed to deliver up to 3.3 gallons per minute. This automatic water system pump is ideal for boats and RVs with multiple fixtures. It features a built-in pressure switch that automatically starts and stops when the faucet is opened or closed, eliminating the need for an accumulator tank. The pump can supply water to up to three fixtures and is self-priming up to 9 vertical feet. It's also capable of running dry without damage, making it a reliable choice for various applications. Installation and maintenance are straightforward thanks to its quick-connect fittings.

MORE FEATURES
- 2 Year Warranty - Meets or exceeds RoHS, SGS, and ISO standards - Traditional operation by switch or float switch - Entirely submersible	- Run dry capable for normal workloads - Quiet operation - 110Â°F (43Â°C) temperature limits - Stainless steel shaft

PUMP
Type	4 Chamber positive displacement diaphragm pump, self priming, capable of being run dry
Control Type	Pressure switch & By pass control
Max Recommended Temperature	60Â° C(140Â° F)
Priming Capabilities	6 feet (1.8 m) suction lift
Re-start Pressure	Shut-off Pressure 17 PSI :9 PSI Â±5 PSI(Â±0.3 bar) Shut-off Pressure 35 PSI :25 PSI Â±5 PSI(Â±0.3 bar)
Inlet/Outlet Ports	QUICK ATTACH
Weight	3.9 lbs (1.8 kg)

MOTOR
Leads	16 AWG, 11" (28cm) long with 2-Pin connector/Leads
Duty Cycle	Intermittent
Max.Amp Draw	8.0 A
Fuse	12.0 A

STANDARD PUMP CONFIGURATIONS

Model	Voltage	Open Flow (GPM/LPM)	Control Type	Max Draw	Shut-off Pressuer (PSI/BAR)	Valves	Diaphragm	Ports	Wire Connections
SFDP1-027-017-41	12V	2.7 / 10.0	switch & By pass	4.5A	17 / 1.2	EPDM	Santoprene	QUICK ATTACH	2-Pin/Leads
SFDP2-027-017-41	24V	2.7 / 10.0	switch & By pass	2.0A	17 / 1.2	EPDM	Santoprene	QUICK ATTACH	2-Pin/Leads
SFDP1-033-035-41	12V	3.3 / 12.5	switch & By pass	8.0 A	35 / 2.4	EPDM	Santoprene	QUICK ATTACH	2-Pin/Leads
SFDP2-033-035-41	24V	3.3 / 12.5	switch & By pass	4.0 A	35 / 2.4	EPDM	Santoprene	QUICK ATTACH	2-Pin/Leads

Consult factory for other available models.

PERFORMANCE

3.3 GPM

PRESSURE		FLOW		CURRENT
PSI	BAR	GPM	LPM	APMS
OPEN	0.00	3.20	12.35	6.20
10	0.68	2.92	11.27	8.00
20	1.36	2.55	9.84	9.10
30	2.04	2.17	8.38	10.10
35	2.40	OFF	0.00	0.00

2.7GPM

PRESSURE		FLOW		CURRENT
PSI	BAR	GPM	LPM	APMS
0	0.00	2.51	9.50	2.4
4	0.28	2.46	9.31	2.7
8	0.55	2.43	9.20	3.1
12	0.83	2.11	7.99	3.4
16	1.10	1.85	7.00	3.5
17	1.17	0	0	0

Good Quality Mini Battery Operated Water Pumps for Water

Key	Description	Quantity
A	Pump Head Assembly	1
B	Valve Assembly	1
C	Diaphragm Assembly	1
D	Motor Assembly	1

Key	Description	Quantity
1	Pressure switch	1
2	Diaphragm of Pressure Switch	1
3	Pump Head	1
4	Quick Attach Clip	2
5	Diaphragm	1
6	Rubber Feet	2
7	Motor	1

SHIPPING INFORMATION

Unit Pump Weight	3.91 lbs (1.77 kg)
Selling Unit Size (L x W x H)	11.81" x 5.12" x 4.33 "Â (30Â xÂ 13Â xÂ 11.0 cm)
Selling Unit Weight	4.54 lbs (2.10 kg)
Master Carton Size (L x W x H)	18.11" x 12.99" x 10.04"Â (46Â xÂ 33Â xÂ 25.5 cm)
Master Carton Qty	10 pcs
Master Carton Weight	46.94 lbs (21.29 kg)

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