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EXAIRVortex Tube Exhaust Mufflers

EXAIR 3905 Vortex Tube Exhaust Muffler, 1/4 in NPT, 8 scfm, 12 dBA NRR

The EXAIR Exhaust Muffler (MPN 3905) is a 1/4 in NPT vortex tube exhaust muffler made of aluminum. It is designed for cold exhaust applications and has a maximum operating pressure of 0 psi and a maximum operating…

SKU 3G-OTH-146005

Brand
EXAIR
Item
3905 Vortex Tube Exhaust Muffler, 1/4 in NPT, 8 scfm, 12 dBA NRR
Part Number
3905
Category
Vortex Tube Exhaust Mufflers
Available to Order
Also known as:3905EXAIR
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Technical Specifications

EXAIR
Manufacturer Part Number
3905
Type
8 scfm, 12 dBA NRR
Max Op Temp
265°F
Max Op Pressure
0 psi

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EXAIR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EXAIR Exhaust Muffler (MPN 3905) is a 1/4 in NPT vortex tube exhaust muffler made of aluminum. It is designed for cold exhaust applications and has a maximum operating pressure of 0 psi and a maximum operating temperature of 265°F, with an airflow rating of 8 scfm and a noise reduction rating of 12 dBA NRR.

Frequently Asked Questions

What is the EXAIR Exhaust Muffler 3905 used for?

The EXAIR Exhaust Muffler 3905 is used to reduce noise from vortex tube cold exhaust outlets in industrial cooling applications. It lowers sound to 12 dBA NRR while handling 8 scfm airflow, making it suitable for machining, packaging, and assembly lines where quiet operation is required.

What are the specifications of the EXAIR Exhaust Muffler 3905?

The EXAIR Exhaust Muffler 3905 has a 1/4 in NPT connection, 8 scfm airflow, 12 dBA NRR noise reduction, 0 psi maximum operating pressure, and 265°F maximum operating temperature. It is made of aluminum and designed for cold exhaust applications.

Where to buy the EXAIR Exhaust Muffler 3905 worldwide?

3G Electric supplies the EXAIR Exhaust Muffler 3905 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this aluminum cold-exhaust muffler for vortex tube systems.

How to install the EXAIR Exhaust Muffler 3905?

Install the EXAIR Exhaust Muffler 3905 by threading it onto the cold exhaust port of a vortex tube using a 1/4 in NPT connection. Ensure the muffler is securely tightened without over-torquing the aluminum body. Verify operating temperature stays below 265°F and pressure at 0 psi for proper noise reduction.

Used in

Common applications for EXAIR
Metalworking — EXAIR Vortex Tubes (models 3215, 3225) for spot cooling of cutting tools and machined parts during production.
Food processing — EXAIR siphon-fed air-atomizing spray nozzles for applying release agents or coatings onto conveyor belts and molds.
Electronics assembly — EXAIR static eliminators and air nozzles for removing dust and neutralizing static on circuit boards.
Packaging — EXAIR air knives for drying and blowoff of containers, labels, and film after washing or coating.
Industrial maintenance — EXAIR pneumatic vacuum heads (model 6198-30) for wet and dry cleanup of spills and debris in plant floors.
Material handling — EXAIR Drum Cover Kit (MPN 6850) for converting drums into vacuum receivers for bulk solids collection.
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EXAIR Products

3G Electric supplies EXAIR vortex tube exhaust mufflers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Aluminum muffler for vortex tube cold exhaust outlets. Reduces noise by 15 dBA with a flow capacity of 150 scfm. Maximum operating temperature 265°F. Used in industrial cooling and spot chilling systems to lower sound levels

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