ASC Water Pump AJ65 Acquasaver Water Switch Pump

From: $675.00

ASC AJ65 Acquasaver Water Switch Pump

The ASC AJ65 Acquasaver is a large size domestic water switching pump that will supply water to your toilets, laundry and garden, and automatically switch between tank water and mains water, when your tank runs empty. Suitable for large single and double storey domestic homes, it’s the perfect companion for a water tank to supply 4-5 taps. It is also suitable for domestic gardens running your garden hose, domestic sprinkler or washing your car.

asc-j48-65 quick data sheet

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ASC AJ65 Acquasaver Water Switch Pump 

The AJ65 Acquasaver water pump is an ASC J48/65 domestic pump with a ¾” Acquasaver. This is a double storey suitable self priming water pump, designed for use where you need mains backup for toilet flushing, laundry and garden use. This pump will switch between tank water supply and mains water supply automatically when the water level drops in your water tank. The AS65 is self priming and will automatically re-prime in the event of running dry from your water tank. The pump is suitable for domestic and garden application. The ASC AJ65 comes with an automatic restart pressure controller that will start and stop the pump on demand, and also includes dry run protection.

ASC Water Tanks Pump Guide

Pump Characteristics:

  • Automatic Pressure Controller to turn the pump on and off on demand, with built in dry run protection.
  • Run dry protection to prevent pump damage.
  • Automatic electronic control has in-built check valve to prevent water back flow through the pump.
  • 2.2bar pump cut in for greater versatility.
  • Corrosion resistant pump body, diffuser and stainless steel impeller to ensure pump durability.
  • High quality mechanical shaft seal and high quality bearings.
  • 240V single phase TEFC motor with in-built auto reset thermal overload to prevent the pump from overheating.
  • IP55 Protection / Insulation F
  • 9m suction head

ASC AJ65 Acquasaver Water Switch Pump Dimensions

  • Suitable for medium size garden irrigation and large single storey and standard double storey domestic homes.
Technical Specifications
Brand ASC
Product Type Pressure Pump
Suitable For Toilet, Laundry, Garden domestic and commercial
Bar 4.8 Bar
Approval Drinking Water AS/NZS 4020
Flow Rate (L/min) 65L/min
Hp 1.0 Hp
kPa 480 kPa
Kilo Watts 0.75 kW
Max Head (m) 48m
Pump Inlet Size
Mains Inlet Size
1″ BSP F 
¾” BSP F 
Domestic Outlet Size ¾” BSP F  
Powered Electric
Taps 4-5 Taps
Warranty (months) 24 months warranty
Volts 240 V
Current 3.26A
Body Stainless Steel
Impeller Polypropylene
Mechanical Seal Carbon/Ceramic/Nitrile
Pump Size 368L x 205W x 481H
Pump Weight: 12.19kg
Box Weight: 14.05kg
Box Dimensions: 470L x 240Wx 440H

ASC Water Tanks Water Pumps

Pump Warranty Options: ASC Water Tanks offers a two year warranty for it’s domestic water pump range. We also offer a three year option and a five year option which must be purchased at the time of your water pump purchase. Within the warranty period, we cover the pump for all manufacturing defects. This however does not cover seals, as seals are a wearing part and need to be replaced with normal wear and tear. ASC Domestic Surface mounted pumps are need to be covered and protected from the rain. We recommend a pump cover or a suitable means to cover the pump to be eligible for warranty claims.  Need more information. Click here for more information on our pump installation guide and pump warranty.

Why Choose ASC Water Pumps?

Premium Stainless Steel Housing

ASC Domestic Water Pumps are made from premium stainless steel. This ensures your pump does not rust from long term exposure to water and is suitable for both coastal and urban environments.

Auto Pressure Controller

Our ASC domestic range of pumps comes standards installed with a 2.2bar cut-in auto restart pressure controller. This allows your pump to run automatically as you open and close taps, and also has a built-in run dry protection.

Plug & Play Leads

The ASC surface mounted pumps include a plug and play lead between the controller and motor as well a brass barrel union. This allows for ease of installation, priming of the pump and servicing.

JET & Horizontal Multistage

In our domestic surface mounted pumps, we offer a solution in both JET self priming pumps that can lift water from depths of 8m and horizontal multistage high pressure water pumps for whole of house and irrigation water pumps.

Engineered Product

Our range of pumps are not a cookie cutter product. We have sat down with engineers, pump experts, designers and the factory to bring you our best product. We believe our pumps compare to the best in the market including Davey, Grundfos and Onga.

Certified Water Pumps

All ASC Water Pumps are CE (C-Tick) compliant and approved. This ensure you buy an electrically safe product that has passed the strictest of Australian an European Standards. As well as C-Tick approval, our range of domestic water pumps are Approved for Drinking Water AS/NZS 4020. We can provide certificates if required for your project or for your peace of mind
Weight 14 kg
Dimensions 47 × 24 × 44 cm
Product Type

Domestic Water Pump

Suitable For

Clean Water


4.8 Bar


3.26 Amps




1.0 Hp

Kilo Watts

0.75 kW

Head (max)


Port Size Inlet

25mm / 1" BSP Female




4-5 Taps


240 V / 50 Hertz


2 Years return to base

Pack Weight

13.20 KG

Build Option

Acqusaver Only, Acquasaver with Valves and Barrel Union



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