jksubsea

DIVING EQUIPMENTS

3 Stage Diving Breathing Air Filter

JK Subsea Engineering Pvt. Ltd. is a trusted breathing air filter manufacturer and supplier, building three-stage filtration systems that keep diving air supply clean and safe. Our 3 Stage Diving Breathing Air Filter, Model No. JK-3SDBF, is a three-stage breathing low-pressure air filter system built into a durable aluminum cap, fitted with inlet and outlet gauges and isolation valves for reliable, monitored filtration.

Key Features of 3 Stage Diving Breathing Air Filter

Our 3 stage breathing air filter is built to deliver clean, safe air across every stage of filtration.

01. Durable Aluminum Cap: Built with inlet and outlet gauges and isolation valves for easy monitoring.

02. Filter Body : Precision Stainless Steel body (SS316)  hold up well under repeated use.

03. Standard Drains: All filtration unit  fitted with drains as standard for quick condensate removal.

04. Screw-On Design: Filter bowls unscrew for fast cleaning or element replacement.

05. Three-Stage Filtration: Removes particulates, oil aerosols, and oil vapors in one integrated system to deliver high purity breathing air.

06. High Flow Capacity: Handles up to 3000 lpm for demanding diving air supply needs with a max inlet pressure of 40 Bar.

 

Applications of 3 Stage Diving Breathing Air Filter

Our 3-stage diving breathing air filter supports clean air delivery across a range of commercial diving operations.

Commercial Diving Air Supply: Filters compressed air before it reaches divers.

Low-Pressure Compressor Systems: Works alongside diving air compressors to maintain air quality.

Diver Air Panels & Life Support Systems: Supplies clean air into diver air panels and life support panels.

Offshore & Marine Diving Operations: Compact design fits well on vessels and platforms.

Technical Specifications of 3 Stage Diving Breathing Air Filter

The JK-3SDBF handles a max inlet pressure of 40 Bar, at a max temperature of 100°C, and a final stage flow of 3000 lpm, with ¼”  FNPT brass valves and 0 to 160 Bar gauges. It uses three filtration stages: 

  • stage one (cleanable) removes particulates down to 5 microns
  • stage two removes oil aerosols, 
  • stage three uses a carbon cartridge to remove oil vapors and odors, lasting around 400 hours under normal use. 
Specification Detail
Model JK-3SDBF
Maximum Inlet Pressure 40 Bar
Maximum Operating Temperature 100°C
Final Stage Flow Capacity 3000 LPM
Valves ¼” FNPT Brass Valves
Pressure Gauges 0–160 Bar Range
Stage 1 Filtration Cleanable filter removes particulate matter down to 5 microns
Stage 2 Filtration Removes oil aerosols
Stage 3 Filtration Carbon cartridge removes oil vapors and odors
Carbon Cartridge Life Approximately 400 operating hours under normal use

Certifications & Standards for Breathing Air Filter Manufacturer

Our 3 Stage Diving Breathing Air Filter is engineered to support breathing air purity standards required for commercial diving operations, with pressure-rated stainless steel housings, tested seals, and a maintenance schedule designed to keep filtration performance consistent throughout the system’s service life.

IMCA D018

Certified

IMCA D023

Certified

DNV

Certified

Why Choose JK Subsea Engineering as Your 3 Stage Diving Breathing Air Filter Manufacturer

JK Subsea Engineering Pvt. Ltd. is a trusted 3 stage diving breathing air filter manufacturer and supplier, providing reliable filtration systems for commercial diving air supply.

Experienced Manufacturer: Proven engineering behind every filtration stage.

Durable Construction: SS316 housings.

Easy Maintenance: Screw-on body  and standard drains simplify servicing.

High Flow Capacity: Supports demanding diving air supply needs.

Strong After-Sales Support: Ongoing support for clients worldwide.

We also supply related diving equipment such as diver air panels, life support panels, diving fittings & valves, and scuba replacement packages, supplied worldwide.

Frequently Asked Questions (FAQs)

What does a 3 stage diving breathing air filter do?
It filters compressed air in three stages, removing particulates, oil aerosols, and oil vapors, so divers receive clean, high-purity breathing air.
How often should the filter elements be replaced?
The second and third stage elements are non-cleanable and must be replaced when saturated. Under normal conditions, the third stage carbon cartridge lasts around 400 hours.
What is the maximum pressure and flow rate of the JK-3SDBF?
The JK-3SDBF handles a maximum inlet pressure of 40 Bar and a final stage flow range of 3000 lpm.
Can the filter body be cleaned instead of replaced?
he first stage filter is cleanable, but the second and third stage elements are non-cleanable and must be replaced once saturated.
What materials are used in the breathing air filter system?
Housings are built in SS316 stainless steel, with Nitrile or Viton seals and brass valves and fittings, depending on the application.
Who manufactures breathing air filters for commercial diving?
JK Subsea Engineering Pvt. Ltd. manufactures 3 stage breathing air filters designed for commercial diving air supply systems.

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