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Flojet Pumps 115 VAC and 12 VDC Demand Pumps

Flojet Pumps

Flojet Pumps

Flojet Pumps AC or DC products including beverage pumps, bottled water dispensers, agricultural pumps, automatic diaphragm demand pumps, pressure boosters, RV pumps, spot sprayer pumps , and water systems. Flojet Pumps is renowned for manufacturing high quality products that utilize leading edge technology. Suitability for the application should be determined by actual use and is the full responsibility of the customer. No warranty, expressed or implied, can be extended by the equipment manufacturer where failure is caused by chemical attack on pump materials. Temperature, aeration, concentration, and other factors may change the effect of the specific fluid on the pump materials. Only pumps with Santoprene / EPDM elastomers are recommended for potable water. Units are NOT designed for permanent residential domestic water applications.

Do not assume chemical compatibility.
If the fluid is improperly matched to the pumps Elastomers,
the pump may fail to prime, have low pressures
or the pressure switch may not shut off.
Flojet BW1000A Bottled Water Dispenser
Model GPM Max
PSI
Outlet Tubing Volts Amps Cycle Cord Dimensions
(H x W x D)
Wt
(lbs)
BW1000A 1.0 40 1/4" 20' 115 0.5 50/60 6' 3.0" x 5.5" x 7.5" 5.6
FLOJET BW4000A SPECIFICATIONS
Model GPM Max
PSI
Outlet Tubing Volts Amps Cycle Cord Dimensions
(H x W x D)
Wt
(lbs)
BW4000A 1.09 40 1/4" 20' 115 0.5 50/60 6' 2.7" x 5.4" x 8.5" 4.5
FLOJET BW5000A SPECIFICATIONS
Model GPM Max
PSI
Outlet Tubing Volts Amps Cycle Cord Dimensions
(H x W x D)
Wt
(lbs)
BW5000A 1.09 40 1/4" 20' 115 0.5 50/60 6' 2.7" x 5.4" x 8.5" 4.5
Flojet DC Demand Pumps Specification Comparison Table
Model Max. GPM Max. PSI Volts Amps Diaphragm Check Valves PSI Connection Cord
LF122202D 1 35 12 DC 4 Santoprene EDPM 25-35 3/8" Barb 0'
LFP122202D 1 35 12 DC 4 Santoprene EDPM 25-35 3/8" Barb 0'
D3131B5011A 1.6 60 12 DC 7.0 Buna Buna 60 3/8" FNPT 0'
D3131H5011A 1.6 60 12 DC 7.0 Santoprene EDPM 40-60 3/8" FNPT 0'
D21X005 2.1 60 12 DC 10.0 Santoprene Viton 60 3/8" FNPT 0'
2100-122 2.0 60 12 DC 7.0 Viton Viton 40-60 3/8" FNPT 0'
D3135B7011A 2.0 100 12 DC 9.0 Buna Buna 100 3/8" FNPT 0'
4300-142A 3.7 45 12 DC 9.0 Santoprene EPDM 30-45 1/2" Barb 0'
4300-143A 4.9 45 12 DC 13.0 Santoprene EPDM 30-45 3/4" Barb 0'
2840-100A 3.0 40 12 DC 9.0 Santoprene EPDM 27-40 3/4" Barb 0'
D3835B5011A 2.0 60 115 0.6 Buna Buna 60 3/8" FNPT 6'
D3835B7011A 2.0 100 115 0.8 Buna Buna 100 3/8" FNPT 6'
4300-545A 3.8 45 115 1.5 Santoprene EPDM 30-45 1/2" Barb 6'
4300-501A * 3.8 45 115 1.5 Santoprene Viton 30-45 1/2" Barb 0'
4300-525A 5.0 45 115 1.5 Santoprene Viton 30-45 3/4" Barb 6'
2840-000 3.0 40 115 1.5 Santoprene EPDM 27-40 3/4" Barb 6'
* The 4300-501A is the same as the 4300-525A but less cord * All but 2100-122 and 2100-132 have a bypass.
  • The polypropylene pump housing material is resistant to a wide range of chemicals and is generally suitable for most applications. Five elastomer materials are available (all suitable for pumping water):
  • EPDM: Resistance to a wide range of chemicals for general purpose use.
  • Santoprene: EPDM and Santoprene have similar chemical characteristics. Where data is not shown for Santoprene, the data for EPDM may be used as a guide.
  • Buna N: Generally suitable for oils, oil based liquids and oil emulsions.
  • Geolast: suitable for light fraction hydrocarbons and solvents. Buna and Geolast have similar chemical characteristics. Where data is not shown for Geolast, the data for Buna may be used as a guide.
  • Viton: Generally resistant to many acids and some solvents, has good high temperature properties up to 180 F but poor low temperatures performance below 50 F.

Questions & Answers

Only pumps with Santoprene / EPDM elastomers are recommended for potable water
The Flojet manual states Intermittent duty. Can be run continuously for short periods of time. The higher the duty cycle the shorter the expected life of the pump.
Up 60 minutes with discharge pressure of up to 20 PSI. Up to 20 minutes when the discharge pressure is over 20 PSI. The off-time should be the same or more than the run time.
Demand Operation is considered an "intermittent duty" application.
The maximum intermittent duty cycle is that which will cause the motor to reach its maximum thermal limits. Once the maximum thermal limit is reached, the motor must be allowed to settle to a lower temperature ideally being ambient before resuming operation. Running the pump at or near the maximum thermal limit for extended period of time will shorten the life of the pump and may result in immediate pump failure.
Only pumps with Santoprene / EPDM elastomers are recommended for potable water.
Units are NOT designed for permanent residential domestic water applications.
FLOJET does not recommend the use of rigid pipe and fittings. Use flexible hose of the correct pressure rating that is compatible with the fluid to be pumped. Tubing should be at least 20 inches in length to avoid excess stress on the pump ports.
The use of check valves in the plumbing system could interfere with the priming ability of the pump. If a check valve is installed in the plumbing it must have a cracking pressure of no more than 2 PSI
Flojet recommends the use of a minimum 40-mesh strainer or filter in the pump inlet line will prevent foreign debris from entering the system. Failures due to foreign debris entering the pump will not be covered under the limited warranty.
For petroleum based products such as hydraulic oil use Buna diaphragm and check valves , the same with Glycol use Buna diaphragm and check valves .

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