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3/8" Air Operated Double Diaphragm Pump, 5 GPM

5 out of 5 based on 4 reviews | Write a review

$369.99

Low price air operated double diaphragm pump for sale, 3/8 inch fluid inlet and outlet, 1/4 in. air inlet, 5 GPM max. flow, working pressure up to 100 PSI, selectable body material of cast steel, aluminum alloy, non-metallic and stainless steel. AODD pump can be used for water purifier and high viscosity fluids.

Medium Contact Material *
Diaphragm Material *

SKU: ATO-AODD-10

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Delivery date: 6-12 days

Overview

3/8 inch air operated double diaphragm pump can pump a variety of toxic, flammable, volatile liquid, slurry, BioFloc, high viscosity fluids, corrosive liquids and paint. It also can be used for cleaning sediment contaminant in shaft, tunnels and sewers.

Features

Pneumatic dual diaphragm pump can transport high temperature media up to 130 ℃.
Adopt pilot operated type air valve to eliminate the AODD pump downtime and extend its life span.
It is designed with multiport to help you install it easily.
Air powered diaphragm pump can be used as a movable-type material transfer pump because it has such advantages as small in size, easy moving, no need base, small occupied area and easy installation.
It can be externally connected to an electromagnetic valve for remote control. And the reversing valve requires no lubrication.

Specification

Model	ATO-QBYK3-10
Max. Flow	5.0 GPM (18.9 LPM)
Max. Working Pressure	100 PSI (0.7 Mpa)
Fluid Inlet Size	3/8 inch (DN10) NPT
Fluid Outlet Size	3/8 inch (DN10) NPT
Air Inlet Size	1/4 inch NPT
Suction Lift (Dry Suction)	8 - 10 ft. (2.5 - 3m)
Max. Permitted Grain	0.06 in. (1.5mm)
Max. Air Consumption	9.0 SCFM
Every Stroke Flow	0.006 gal. (23cc)
Every Reciprocating Flow	0.012 gal. (46cc)
Max. Reciprocating Speed	Dry Running 320 cpm
Max. Reciprocating Speed	Wet Running 250 cpm
Body Structure Material	Aluminum Alloy/ Cast Iron/ Non-Metallic (Plastic)/ Stainless Steel
Diaphragm Material	Butyronitrile (Default)/ Teflon (Customizable)
Weight	4kg/ 7kg/ 4kg/ 7kg

Dimensions (Unit: mm)

Air Consumption Diagram

Fluid Flow Diagram

Fluid Flow Diagram of 3/8 inch Air Operated Diaphragm Pump

Details

Details of 3/8 inch Air Operated Double Diaphragm Pump

1	Air valve cover	8	Auxiliary shaft	15	Inner clamp	22	Air valve chamber
2	Air valve cover O-ring	9	Auxiliary shaft O-ring	16	Poly rubber diaphragm	23	Muffler
3	Discharge outlet	10	Piston	17	PTFE diaphragm	24	Ball valve
4	Colum	11	Piston V-Ring	18	Outer clamp	25	Ball seat O-ring
5	Feed inlet	12	Pitman shaft O-ring	19	Sliding plate	25	Ball seat O-ring
6	Plug	13	Air valve chamber gasket	20	Sliding plate gasket	26	Ball seat
7	Small slider	14	Baffle	21	Pitman shaft	26	Ball seat

Applications

Applications of Air Operated Double Diaphragm Pump

Tips: Why choose ATO air operated double diaphragm pump?

ATO air operated double diaphragm pump has many advantages, which can be applied to various fields, such as sewage disposal, petrochemical industry, food, construction, pharmaceutical, furniture and paint industry. Miniature pneumatic dual diaphragm pump also can be used in the household, such as pumping color paint if you need to paint your house. Here are reasons why you choose our 3/8 inch AODD pumps.

The air powered diaphragm pump requires compressed air to work, which will not overheat. Exhaust is the process of heat absorption, the working temperature is reduced with no harmful gas discharge.
AODD pump is no need electric power, so it will not generate and electric spark and static spark.
Due to AOD pump is the positive displacement type works and the fluid inlet is a ball valve, it is not easy to be blocked.
This pneumatic double diaphragm pump is designed with self-suction, and the fluid flow is adjustable.
It can transport fluid in an extremely wide range, from low to high viscosity and from corrosive to viscous.
Our pump will be productive all the time, it will not decrease work efficiency as it wears out.

Existing reviews of 3/8" Air Operated Double Diaphragm Pump, 5 GPM

Our pump has some internal leaks that need to be fixed.

I am mostly looking for replacement diaphragms and the other elastomers that make up the internals of the pump? Our pump has some internal leaks that need to be fixed.

From: wyatt | Date: 26/11/2023

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ATO Responded

So now your problem is that the air operated diaphragm pump is leaking, right? To help you solve the problem, please provide us with a video or some photos to further confirm how the leak occurred. You can send us the large video file via wetransfer.com. Also, please tell us what is the fluid medium? What are temperature and pressure? So we can proceed to the next step

Great pump! Fast delivery!

This air operated double diaphragm pump works great. I am using it as an engine oil recovery pump and it does a great job even in -20 just make sure you have a dry air supply in the cold.

From: Bourdon | Date: 28/10/2022

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Very pleased with this AODD pump.

I’ve always wanted a diaphragm pump, this one is very cost effective for want you get. It will basically pump any liquids. It’s pretty lightweight, with a nice handle and good design. I am very pleased with this air operated double diaphragm pump.

From: Donald | Date: 18/05/2022

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Cost effective AODD pump.

I’ve always wanted an air operated double diaphragm pump, and I am very happy to find it on ATO.com. This one is very cost effective for me. Heavy duty but relatively lightweight construction makes this an excellent choice for any application. An excellent value, and I highly recommend it.

From: Stanley | Date: 25/04/2022

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