"Rain to Mains" pump systems
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| Rainsaver | Waterswitch | Rainbank | Rainsmart |
Select from the brands above for quality rainwater pumps with mains-water backup.
New Onga WaterSwitch
The new Onga WaterSwitch takes water saving solutions to a new age in innovation. Revolutionary technology merges with contemporary design to create a precision engineered, dependable product that recreates the industry benchmark for rainwater harvesting. The new state of the art Onga WaterSwitch commands the respect of every water conserving household.
Rainwater supplies are perfect for use in toilets, garden sprinklers, washing the car and washing machines.
Click here to download the Waterswitch Product Guide.



Flow Diagram

Introducing WaterSwitch
The new Onga WaterSwitch takes water saving solutions to a new age in innovation. Revolutionary technology merges with contemporary design to create a precision engineered, dependable product that recreates the industry benchmark for rainwater harvesting.
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What is WaterSwitch?
The Onga WaterSwitch is an automatic rainwater controller utilised in dual water source systems, where, rainwater is given priority for everyday applications such as your washing machine and toilets.
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dedicated water source selection
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indicators for which resource is being consumed
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programmed smarts restrict pump cycling at very low flows
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manual override priming button
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mains water selection in case of blocked tank water supply and
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automatic default back to mains water in case of power interruptions
Features and Benefits:
H2OInformer
- New state of the art, wireless interface module records water usage for both mains and tank water so you can see your actual water savings from up to a 20 metre range
Internal Technology
- Upon activation, solenoid valve prevents mixing of mains and tank water so genuine water savings are achieved
- High flow capability (>200L/min)
Performance
- Ideal for residential and commercial use: 1 unit suits all applications
- Maximum mains water pressure = 1000kPa: significantly outperforming main competitors
Why is WaterSwitch the best solution to urban rainwater management?
The Onga WaterSwitch is a unique system designed to avoid high losses in pressure, which means WaterSwitch can be used in a broader range of applications like garden irrigation including pop-up sprinklers. The high flow design of the WaterSwitch enables the most effective Onga pump package, providing optimum energy efficiency and lower running costs.
On top of the sophisticated design of the unit, a range of additional features make WaterSwitch so much easier to use. These extras include:
- Smart display allowing the user to see what source is being used
- Easy mount wall bracket for submersible pump packages
- Complete union kits to make sure the systems fits together perfectly
- An override to the system if the need occurs
- In-built backflow protection
- Quick fit plug and play electrical connections to suit Onga pumps






