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AODD Pump Flow Stabilization

DJ PulsationDampeners

Designed to eliminate discharge pulsation generated by air-operated double diaphragm pumps, providing smoother flow while reducing pipeline vibration, water hammer and system noise.

DJ Pulsation Dampener
TA SERIES

Automatic

Self-adjusting air pressure for changing operating conditions.

DA SERIES

Manual

Cost-effective pre-charge design for stable processes.

Why Use a Pulsation Dampener

Protect the Whole Fluid System

Installing a pulsation dampener helps protect pipelines, valves, instruments and downstream equipment, extending service life and improving overall system reliability.

01

Smoother Flow

Reduces discharge pulsation and helps create a more stable, continuous liquid flow.

02

Less Vibration

Helps reduce pipe vibration and mechanical stress in the whole pipeline system.

03

Water Hammer Control

Minimizes sudden pressure shocks that may damage valves, instruments and fittings.

04

Lower Noise

Improves system stability and reduces operating noise in pump transfer lines.

Automatic vs Manual

Choose TA or DA According to Your Working Conditions

DJ offers both automatic and manual pulsation dampeners to suit different pump sizes, flow rates and pressure fluctuation conditions.

TA Series

Automatic Pulsation Dampener

Ideal for high-flow applications and frequently changing operating conditions.

TA Series Automatic Pulsation Dampener
Self-adjusting designAutomatically adjusts the internal air pressure according to pipeline pressure fluctuations.
Best for changing pressureSuitable for larger pumps and applications where back pressure or flow rate changes frequently.
Less manual interventionDesigned for stable damping performance without frequent on-site pre-charge adjustment.
DA Series

Manual Pulsation Dampener

A cost-effective solution for smaller pumps and stable operating processes.

DA Series Manual Pulsation Dampener
Manual pre-chargePre-charge pressure is adjusted manually to match the pump operating status.
Best for stable processesSuitable for smaller pump sizes and applications where operating conditions are relatively stable.
Simple and economicalProvides practical pulsation control with a straightforward structure and lower cost.
Product Description

DJ Pulsation Dampener Product Range

DA manual series and TA automatic series are available in multiple sizes, materials and connection options.

DA Series — Manual Pulsation Dampener

Series Size Wetted Material Air Chamber Material Connection
DA0.5″Aluminum / Stainless SteelPPNPT / BSPT
DA0.5″PP / PVDF / Aluminum / Stainless SteelPPNPT / BSPT
DA0.75″PP / PVDFPPNPT / BSPT
DA1″PP / PVDFPPUniversal Flange

TA Series — Automatic Pulsation Dampener

Series Size Wetted Material Air Chamber Material Connection
TA1″AluminumAluminumNPT / BSPT / Universal Flange
TA1.5″Aluminum / Cast Iron / Stainless SteelAluminumNPT / BSPT / Universal Flange
TA2″Aluminum / Cast IronAluminumNPT / BSPT / Universal Flange
TA3″Aluminum / Cast Iron / Stainless SteelAluminumNPT / BSPT / ANSI Flange / DIN Flange
TA1″PP / PVDFPP Housing + Aluminum Air Chamber / PP Housing + Stainless Steel Air ChamberUniversal Flange
TA1.5″PP / PVDFPP Housing + Aluminum Air Chamber / PP Housing + Stainless Steel Air ChamberUniversal Flange
TA2″PP / PVDFPP Housing + Aluminum Air Chamber / PP Housing + Stainless Steel Air ChamberUniversal Flange
TA3″PP / PVDFPP Housing + Aluminum Air Chamber / PP Housing + Stainless Steel Air ChamberANSI Flange / DIN Flange
Materials

Material and Diaphragm Options

A wide range of wetted materials and diaphragm materials is available for different fluids and working environments.

Body & Air Chamber Materials

PP PVDF Aluminum Cast Iron Stainless Steel PP Housing + AL Air Chamber PP Housing + SS Air Chamber
For corrosive gas environments, stainless steel air chamber options are recommended for better durability.

Diaphragm Options

PTFE Santoprene Hytrel Neoprene / CR NBR FKM EPDM
The diaphragm separates compressed air from the transferred liquid and should be selected according to fluid compatibility.
How to Choose

Simple Selection Guide

Choose DA Series If

Small Pump + Stable Process

DA Series is suitable for smaller pumps and stable applications where manual pre-charge adjustment is acceptable and cost control is important.

Choose TA Series If

Large Flow + Changing Pressure

TA Series is suitable for larger pumps, frequent pressure fluctuations and applications where automatic self-adjustment can reduce maintenance work.

Applications

Industrial Applications

DJ Pulsation Dampeners are widely used in fluid transfer systems where stable discharge flow is required.

⚗️Chemical Processing
⛏️Mining
🏺Ceramics
🎨Paints & Coatings
💧Wastewater Treatment
🏭Food Processing

Need a Pulsation Dampener for Your AODD Pump?

Send us the pump size, flow rate, fluid name, material requirement and connection type. DJ Pump will help check the suitable DA or TA Series pulsation dampener.