
Welcome to our range of top quality products here at Allabout Pumps & Pipes. During these times as the world changes around us, our product range can vary at times. So, if you don’t see what you need, or require advice on a product, contact us. One of our friendly team will be more than happy to help you as they are experienced in all areas of the business.
Our team believes in quality, durability and reliability and these are qualities that we seek when utilising the best suppliers and the best products. Taking this into consideration, we all know, Australia has some of the harshest weather conditions. So, in order to make it easier on our customers, we as a team aim to find and source the best products out there.
So, take your time, have a browse and click on the pictures to see more information in this product catalogue. But please be advised, that this is NOT an online shopping site. If you do need help with any project big or small, or are looking to find a item, just contact us. Our friendly staff are very knowledgeable in what they do and will be able to assist with any information that you need.
Seaflo Diaphragm Pump Series 21

The 21-Series Pumps are compact and designed for a whide range of applications including water supply, liquid transfer, spraying, circulation, filtration and dispensing. The 21-Series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute. The compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when the faucet is opened and closed.
FEATURES & BENEFITS
- Capable of supplying 1 – 2 fixtures
- Compact Design
- On-demand pressure switch
- Adjustable pressure setting
- Can run dry
- Quiet operation
- Industry standard mounting pattern
MOTOR
Duty Cycle
Intermittent
Leads
18 AWG, 13.0″ long
Voltage
12v/24v
PUMP
Type
2 Chamber positive displacement diaphragm pump, self priming, capable of being run dry
Max Recommended Temperature
110°F (43°C) Max
Priming Capabilities
4 feet (1.2m) suction lift
Inlet/Outlet Ports
3/8″ hose barb (Custom O-Ring Outlets available)
Weight
1.25lbs (0.5kg)
TYPICAL APPLICATIONS
Marine & RV Water Supply
Agricultural Spraying
General Industrial
OEM/ODM Applications
Product Inquiry Form
Seaflo Diaphragm Pump Series 21

The 21-Series Pumps are compact and designed for a whide range of applications including water supply, liquid transfer, spraying, circulation, filtration and dispensing. The 21-Series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute. The compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when the faucet is opened and closed.
FEATURES & BENEFITS
- Capable of supplying 1 – 2 fixtures
- Compact Design
- On-demand pressure switch
- Adjustable pressure setting
- Can run dry
- Quiet operation
- Industry standard mounting pattern
MOTOR
Duty Cycle
Intermittent
Leads
18 AWG, 13.0″ long
Voltage
12v/24v
PUMP
Type
2 Chamber positive displacement diaphragm pump, self priming, capable of being run dry
Max Recommended Temperature
110°F (43°C) Max
Priming Capabilities
4 feet (1.2m) suction lift
Inlet/Outlet Ports
3/8″ hose barb (Custom O-Ring Outlets available)
Weight
1.25lbs (0.5kg)
TYPICAL APPLICATIONS
Marine & RV Water Supply
Agricultural Spraying
General Industrial
OEM/ODM Applications
