50GPD RO Domestic Pump

P584,43

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Description
Shipping & Return

50 GPD RO Domestic Pump – High-Pressure Diaphragm Pump

The Puritech 50 GPD RO domestic pump is a compact, high-pressure diaphragm pump designed specifically to support 50 GPD reverse osmosis systems where low supply pressure could otherwise limit water production. In many compact under-sink RO setups, feedwater pressure needs a boost to ensure consistent membrane performance — this pump provides that extra push, helping deliver purified water more reliably.

Whether your home has low incoming water pressure or you want to improve overall system performance, this pump offers quiet, efficient operation with easy installation and minimal fuss.

How It Works

This 50 GPD RO domestic pump uses a positive displacement diaphragm design to generate pressure that assists the reverse osmosis membrane. This extra pressure improves water production and system efficiency, especially in low-pressure environments where an RO unit might otherwise struggle to produce its rated output.

Self-priming and automatic, the pump starts working as water flows into the RO system, and it protects itself with built-in pressure and thermal safeguarding.

Key Benefits

Improved RO performance: Boosts feedwater pressure to help the RO membrane operate at peak efficiency.
Quiet and reliable: Designed for low noise and stable operation in domestic settings.
Self-priming: Automatically primes itself without the need for manual intervention.
Automatic protection: Thermal protector and automatic pressure switch help prevent overheating or damage.
Flexible voltage options: Works with 12 V, 24 V DC, and 120 V/230 V AC configurations depending on model variant.
Compact size: Small footprint makes it easy to fit alongside under-sink RO systems with limited space.

Technical Specifications

Specification	Details
Type	3-chamber diaphragm pump (DP series)
Rated Capacity	Supports ~50 GPD RO systems
Max Flow Rate	~1.14 GPM (~5.1 L/min)
Maximum Pressure	Up to 170 psi (~11.7 bar)
Port Size	3/8″ (9.5 mm) hose barb
Diaphragm Material	Santoprene
Check Valve Material	EPDM or Viton
Voltage Options	12 V DC, 24 V DC, 120 V AC, 230 V AC (varies by model) Reverse Osmosis
Liquid Temp. Max	~60 °C (~140 °F)
Body Material	Cast iron with corrosion-resistant valves
Duty Cycle	Intermittent operation

Recommended Applications

The 50 GPD RO domestic pump is most commonly used with:

Under-sink RO systems with low incoming water pressure
Compact domestic RO units that require a consistent feed pressure
Supplementing low municipal pressure to achieve rated RO output

Because reverse osmosis membranes perform better with adequate pressure, pairing this pump with a 50 GPD RO unit can significantly improve the speed at which your storage tank fills.

Installation Tips

Mount close to the RO system for the shortest travel path and best performance.
Ensure electrical compatibility with your RO system’s power setup.
Pre-filter feed water before the pump to prevent debris from causing wear.

Why Choose This Pump?

Selecting the right pump for a 50 GPD RO system is important because it directly affects water output and membrane efficiency. This 50 GPD RO domestic pump offers a balanced combination of pressure boosting, durability, quiet performance, and self-priming convenience, making it ideal for home RO applications where space, noise, and reliability are key concerns.

Return And Refund Policy

INSTORE EXCHANGES AND REFUNDS

For your convenience, item(s) purchased online may be exchanged or refunded at any Puritech store within South Africa, provided all online return policy conditions are met. A refund will be provided to you by crediting your original method of payment. Please note that cash refunds will not be provided under any circumstances and courier charges cannot be refunded.
Item(s) purchased at any Of Our store within South Africa can only be returned at a Puritech store within South Africa.

Puritech Online Returns Policy

There may be times when you will need to return an item purchased from us. Our Returns Policy is designed to assist you with your return. The benefits given by our Returns Policy are in addition to other rights and remedies you may have as a consumer under the Consumer Protection Act (CPA), as well as any other applicable acts.

If you wish to return any item(s) you have purchased, you can either return the item(s) via courier to our online store or in-person to a Puritech store within South Africa (only) within 14 days from the date of purchase…

We encourage you to return your parcel via Fast Way, Courier Guy, FedEx, or ParcelIt traceable courier services as all returned parcels remain the responsibility of the purchaser until received by Puritech.

Store purchases cannot be returned or refunded online.

Returns Policy Conditions

At Puritech we want to ensure you love the items you purchase. If you have changed your mind on a purchase we will exchange your item or refund your original method of payment provided that:

You return the item within 14 days (inclusive) from the date of purchase.
You produce your original Puritech invoice (receipt) when you return the item
The item is in original saleable condition:
With all original tags still attached
In an unopened and unused state
A return form is completed and accompanies your item(s) being returned
In original packaging

If you are not able to comply with these requirements, Puritech reserves the right to refuse an exchange or refund on change of mind items. Puritech will not accept a bank statement as proof of purchase.

We regret that we are unable to accept the exchange or return of the following items for change of mind for hygiene reasons:

Open Filters
Open Membranes
Used Reverse Osmosis Systems

Online Exchanges and Refunds

Online Exchanges

If you would like to exchange an item(s) for an alternative item(s), please complete the online Return Request form that is located within My Account under ‘My Orders’ prior to sending the item(s) back.

Exchanges can only be exchanged for the same value of the purchase price of the item being returned.

Your item (s) that you wish to return needs to be sent back to our online returns address with the relevant return documents, duly completed, and a tax invoice (receipt).

If the alternative item is no longer available, provided all the Returns Policy Conditions are met, a refund will be provided to you crediting your original method of payment. All return courier costs will be for your own expense and this will be deducted from your refund amount.

Online Refunds

To obtain a refund please fill out the online Return Request (RMA) form that is located within My Account under ‘My Orders’ prior to sending the item(s) back.

A refund will be provided to you crediting your original method of payment, providing all the Returns Policy Conditions are met and our warehouse has received the original item that is being returned. Cash refunds will not be provided under any circumstances.

COMPLETING A RETURNS REQUEST FORM ONLINE

Log into your Puritech “My Account” and go to “My Orders”.
Click on the order that contains the item(s) that you wish to return or request an exchange for and click on the returns button.
After you have submitted your return request, one of our friendly staff members will get in contact with you to organize a collection.
Once you have sent your item(s) back to our warehouse, our warehouse will authorize the refund.

Before sending, please ensure all details on this form are correct. You will also need to write the returns number on the outside of the parcel. You will be notified by email of the status of your exchange or refund.