Newmao 21 Series Diaphragm Water Pump 12V/24V 1.0GPM, 40PSI Electric Standard Positive Displacement 2 Chamber Diaphragm Pump

Model

Voltage

Open Flow

(GPM/LPM)

Control Type

Max Draw

Shut-off Pressure

(PSI/BAR)

Valves

Diaphragm

Ports

Wire Connections

NMDP21-G10-40-12

12V

1.0 / 3.8

Switch

4.0A

40 / 2.8

EPDM

Santoprene

3/8" Barb

2-Pin/Leads

NMDP21-G10-40-24

24V

1.0 / 3.8

Switch

2.0A

40 / 2.8

EPDM

Santoprene

3/8" Barb

2-Pin/Leads

NMDP21-G11-70-12

12V

1.1 / 4.0

Switch

4.0A

70 / 4.8

EPDM

Santoprene

3/8" Barb

2-Pin/Leads

NMDP21-G12-35-12

12V

1.2 / 4.3

Switch

4.0A

35 / 2.4

EPDM

Santoprene

3/8" Barb

2-Pin/Leads

NMDP21-G12-35-24

24V

1.2 / 4.3

Switch

2.0A

35 / 2.4

EPDM

Santoprene

3/8" Barb

2-Pin/Leads

Pump Design:

Type:

Positive Displacement 2 Chamber Diaphragm Pump

Ports

3/8" Hose Barb (10 mm)

Liquid:

140°F (60°C)

Dry-Prime:

4 feet (1.2 m)

Run Dry:

Capable for Normal Workloads 5 Minutes

Electrical:

Motor:

Permanent Magnet, Intermittent Duty

Protection:

Thermal Overload Start on 239 °F(115° C), Automatic Restart

Voltage:

12/24 Volts DC

Leads:

18 AWG, 14" (35cm) long with 2-Pin connector/Leads

Fuse:

6.0 Amps Automotive

Current:

4.0 Amps Max

Control:

Shut-off Pressure35 PSI: 25 PSI ±5 PSI (±0.3 bar)
Shut-off Pressure40 PSI: 30 PSI ±5 PSI (±0.3 bar)
Shut-offPressure70 PSI: 56 PSI ±5 PSI (±0.3 bar)

Materials of Construction

Housings:

Polypropylene/ Nylon

Valves/Seals:

EPDM

Diaphragm:

Santoprene

Hardware:

Stainless Steel Fasteners, Zinc Plated

Agency Approvals:

CE