Description

The YS 3-Chamber Pressure Switch Water Diaphragm Pump is designed to meet all your daily water needs efficiently and reliably, saving you valuable time.

Key Features

Boasts a 3-chamber water pump delivering a high flow rate of 3.0 GPM (11.36 L/min) at a steady 50 PSI
Customise your water pressure with an adjustable range from 40 to 100 PSI
On-demand pressure switch automatically starts the pump when you open the faucet and stops it when you close it
Tested over 200,000 times for durability, it's built to last
Features a pure copper motor for smooth and quiet performance
Plastic pump body and noise-reducing base effectively minimize sound, so it won't disrupt your work or sleep
Certified by CE and ROHS
Includes overheat and overload protection to extend its lifespan
Supports dry running and has a built-in check valve bypass switch to ensure uninterrupted water supply even if the pump or check valve fails
Equipped with standard 1/2" MNPT inlet and outlet, replacing your existing pump is a breeze
Ideal for use in RVs, boats, campers, food trucks, and more, it brings convenience to your lifestyle

Specifications

Reviews

Ask a question

Terms and conditions

YS 3-Chamber Pressure Switch Water Diaphragm Pump

Name: YS 3-Chamber Pressure Switch Water Diaphragm Pump
Brand: YS
SKU: 197988955368DS
Price: 98 AUD
Availability: OutOfStock

197988955368DS

ONLINE ONLY

^$98

Compare

Harvey Norman Customer Direct

Delivered by a trusted supplier – track online
Allow 5+ business days for delivery – depending on your location
Leaves warehouse in 1-2 business days

© 2026 Harvey Norman Online | Harvey Norman Online is operated by the eComm Store Pty Ltd, an independent franchisee. Harvey Norman Stores are operated by independent franchisees.

Subject to the terms and conditions goods and services described in this website are available from Harvey Norman online only, unless expressly stated otherwise.

Product Type	4WD & Caravan Accessories
Brand	YS
Colour	Black - Orange
Weight (kg)	0
Product Height (cm)	12.5
Product Width (cm)	13.8
Product Depth (cm)	21
Manufacturers Express Warranty (months)	12

Key Features

YS 3-Chamber Pressure Switch Water Diaphragm Pump

Harvey Norman Customer Direct

GTM