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Description
The Flojet Duplex II Series diaphragm pumps incorporate the best technology and features developed by Flojet. Everything from the back-flow preventer, check valves, bearings and diaphragm assembly to the motor, has been designed to make this the most reliable diaphragm pump available.
Highly efficient, this pump boasts a long life thanks to the motor pump unit, and the diaphragm design combined with the check valves makes the pump capable of pulling higher dry vacuum.
The Duplex II Series is available in various performance ranges and voltages, and with a choice of elastomers, making it easily adaptable to a diverse range of applications, including automotive use, chemical transfer, road compaction, agricultural spraying, construction, floorcare, and other general purpose applications.
Model Numbers
- D3631B1311
- D3631B5011
- D3631V1311
- D3631V5011
- D3635B7011
- D3835B5011
- D3835H5011
- D3835V5011
- D21X003
- D21X005
- D3131B1311
- D3131B5011
- D3131H1311
- D3131H5011
- D3131V1311
- D3131V5011
- D3135B7011
- D3135H7011
- D3121V1211
- D3121V3011
- D3135B1411
- D71X000
- D71X001
- D2131F5011
- D2131F5011
- D27X007
- D3732B1311
- D3732B5011
- D3732H1311
- D3131B1311R
- D3131B5011R
- D3131H1311R
- D3131H5011R
- D3131V1311R
- D3131V5011R
- D3135B7011R
- D3135H7011R
- D3121V1211R
- D3121V3011R
- D3135B1411R
- D3732B1311RL
- D3732B5011RL
- D3732H1311RL
- D3732H5011
- D3732V1311
- D3732V5011
- D3735B7011
- D3735H7011
- D3231B1311
- D3231B5011
- D3231H1311
- D3231H5011
- D3231V1311
- D3231V5011
- D3235B7011
- D3235H7011
- D3221V1211
- D3221V3011
- D1335E7011
- D3732H5011RL
- D3732V1311RL
- D3732V5011RL
- D3735B7011RL
- D3735H7011RL
- D3231B1311R
- D3231B5011R
- D3231H1311R
- D3231H5011R
- D3231V1311R
- D3231V5011R
- D3235B7011R
- D3235H7011R
- D3221V1211R
- D3221V3011R
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Advantages
Product Features
- Self-priming up to 8′ (2.4m)
- Can run dry without damage
- Chemically resistant materials
- Internal bypass standard
- Built-in back-flow preventer
- Heavy duty ball bearing drive system
- UL, CSA and CE models available
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Suitability
Diaphragm Pumps
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Technical Features
SPECIFICATIONS DUPLEX II SERIES Pump Design Positive displacement two-piston design Voltage 12V DC, 24V DC, 115V AC, 230V AC Max Flow Rate High Pressure — 2.2 GPM (8.3 LPM) Medium and Low Pressure — 1.6 GPM (6.1 LPM) Cycle 50/60Hz for AC models Max Pressure 100 psi (6.9 bar) Pressure Switch Setting 15 psi (1.3 bar), 30 psi (2.1 bar), 45 psi (3.1 bar), 60 psi (4.1 bar), 80 psi (5.5 bar) and 100 psi (6.8 bar) Self-Priming Up to 8′ (2.4m) Ports 3/8″ (10mm) NPT female Motor Permanent magnet with solid state rectifier Wetted Parts Polypropylene, FKM, buna or EPDM Weight 4–5lb (1.8–2.3kg) -
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