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KJ-2EW 38L Oil-Free Dental Air Compressor for Two Dental Chairs

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FSKEJU KJ-2EW 38L is an oil-free dental air compressor designed to supply compressed air for dental clinics and dental unit installations. With 850W power, 105 L/min rated airflow, a 38L air tank, 7.5 bar pressure, and a published noise level of 65 dB, it is configured as a one-compressor-for-two-chair solution.

Model: KJ-2EW 38L
Product Type: Oil-Free Dental Air Compressor
Chair Configuration: One for Two
Tank Capacity: 38L
Power: 850W
Airflow: 105 L/min
Pressure: 7.5 bar
Noise: 65 dB
Voltage: 110V/60Hz or 220V/50Hz
Brand: FSKEJU
Manufacturer: Foshan Keju Medical Apparatus Co., Ltd.

For clinic projects, confirm the expected simultaneous compressed-air demand, voltage and frequency, installation location, air-line configuration, and the required 38L version before ordering.
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  • KJ-2EW 38L

  • FSKEJU

  • KJ-2EW 38L

KJ-2EW 38L Oil-Free Dental Air Compressor for Two Dental Chairs

The FSKEJU KJ-2EW 38L oil-free dental air compressor is designed to provide compressed air for dental clinic and dental unit applications. With 850W power, 105 L/min rated airflow, a 38L air tank and 7.5 bar pressure, this model is configured as a one-compressor-for-two-chair solution.

The KJ-2EW 38L is available for 110V/60Hz or 220V/50Hz electrical systems and has a noise level of 65 dB. Its oil-free configuration makes it suitable for dental compressed-air systems where compressor capacity, air distribution and equipment compatibility need to be considered together.

For other chair capacities and tank configurations, browse our dental air compressor range.

KJ-2EW 38L Product Snapshot

Model: KJ-2EW 38L

Product Type: Oil-Free Dental Air Compressor

Chair Configuration: One for Two

Tank Capacity: 38L

Power: 850W

Rated Airflow: 105 L/min

Pressure: 7.5 bar

Noise Level: 65 dB

One Compressor for Two Dental Chairs

The KJ-2EW 38L is configured as a One for Two dental air compressor for installations where one compressor supplies compressed air to two compatible dental chairs through a shared air-supply system.

This configuration can be considered for clinics with two treatment rooms or two dental units where a centralized compressor arrangement is preferred over installing an individual compressor for each chair.

Final compressor sizing should also consider the actual equipment connected to the air system. Dental units and air-driven instruments can have different air-consumption patterns, particularly when both treatment stations operate simultaneously.

Compressor Sizing Note

“One for Two” describes the intended chair configuration for this compressor. Where both dental chairs may have high simultaneous compressed-air demand, compare the required total airflow of the connected equipment with the compressor capacity before final selection.

Oil-Free Dental Compressor Configuration

The KJ-2EW 38L uses an oil-free compression configuration. Lubricating oil is not used within the compression chamber as part of the normal compression process.

Oil-free compressor design is only one part of a complete dental compressed-air system. Filtration, moisture management, air-line condition, system installation and routine maintenance should also be considered when planning air delivery to the dental units.

105 L/min Rated Airflow

The KJ-2EW 38L provides a rated airflow of 105 L/min. Airflow is an important compressor-selection parameter because it describes the volume of compressed air available over time.

For a two-chair installation, the 105 L/min rating should be reviewed together with expected simultaneous demand. The number of dental chairs alone does not fully determine the compressed-air requirement of a clinic.

38L Air Tank

The KJ-2EW 38L is equipped with a 38L air tank. The tank stores compressed air and works together with compressor output as air demand changes during clinic operation.

Tank capacity and airflow are different specifications. A larger tank capacity does not by itself indicate a higher airflow output, so both specifications should be considered when comparing compressor models.

7.5 Bar Pressure

The KJ-2EW 38L has a pressure specification of 7.5 bar. Compressor pressure should be considered together with the requirements of the downstream dental units and any regulators or air-treatment components used in the installation.

The compressor pressure specification should not automatically be treated as the operating pressure required at every dental chair. Final pressure supplied to dental equipment should correspond with the applicable equipment specifications.

110V/60Hz and 220V/50Hz Options

The KJ-2EW 38L is available in 110V/60Hz and 220V/50Hz electrical configurations. Please specify the required voltage and frequency according to the destination market and installation site before production and shipment.

Voltage and frequency should be stated clearly in the quotation and purchase order so that the supplied compressor matches the intended electrical system.

65 dB Noise Level

The KJ-2EW 38L has a specified noise level of 65 dB, providing a useful reference when planning compressor placement within or near a dental clinic.

Actual sound experienced after installation can vary according to measurement distance, compressor operating state, room construction, ventilation openings, floor vibration and compressor location. Where acoustic performance is an important project criterion, measurement conditions should be considered when comparing different compressor models.

KJ-2EW 38L vs. KJ-2EW 35L

The KJ-2EW family includes both 38L and 35L tank versions. Both versions are specified at 850W, 105 L/min airflow, 7.5 bar pressure and 65 dB, with a One for Two chair configuration. The main capacity difference shown here is the 38L versus 35L air tank.

Specification

KJ-2EW 38L

KJ-2EW 35L

Tank Capacity

38L

35L

Power

850W

850W

Rated Airflow

105 L/min

105 L/min

Pressure

7.5 bar

7.5 bar

Noise Level

65 dB

65 dB

Chair Configuration

One for Two

One for Two

For the alternative tank version, review the KJ-2EW 35L dental air compressor.

Model Selection Note

The 38L version should not be selected on the assumption that it provides higher airflow or pressure than the 35L version. Both versions are specified at 850W, 105 L/min and 7.5 bar. Select the required tank capacity and configuration according to the clinic installation and order requirements.

KJ-2EW 38L Technical Parameters

The KJ-2EW 38L combines an 850W oil-free compressor, 105 L/min rated airflow, 38L air tank and 7.5 bar pressure for two-chair dental installations.

KJ-2EW 38L Oil-Free Dental Air Compressor

Model

KJ-2EW 38L

Product Type

Oil-free dental air compressor

Chair Configuration

One for Two / Two Dental Chairs

AC Voltage

110V / 60Hz or 220V / 50Hz

Power

850W

Rated Airflow

105 L/min

Noise Level

65 dB

Tank Capacity

38L

Pressure

7.5 bar

Dimensions

Available upon request

Net / Gross Weight

Available upon request

Installation Planning for a Two-Chair Dental Compressor

The KJ-2EW 38L should be planned as part of the clinic's complete compressed-air system. Compressor capacity, electrical supply, ventilation, air-line routing and the requirements of connected dental equipment should all be reviewed before installation.

✓ Number of dental chairs: determine whether the planned installation requires a compressor configured for two treatment chairs.

✓ Simultaneous air demand: review which dental units and air-driven instruments may operate at the same time.

✓ Tank version: specify KJ-2EW 38L clearly when the 38L tank configuration is required.

✓ Voltage and frequency: select 110V/60Hz or 220V/50Hz according to the installation site.

✓ Compressor location: allow appropriate space for ventilation, inspection and routine service access.

✓ Air-line routing: plan the compressed-air path between the compressor and both treatment rooms.

✓ Air treatment: determine the filtration, moisture-management and pressure-control requirements of the complete installation.

✓ Shipping information: request current dimensions, weight and packing details where logistics planning is required.

Plan the Compressor as Part of the Complete Dental Air System

A dental compressor does not operate independently from the rest of the clinic infrastructure. Air lines, filters, moisture-management components, regulators and the connected dental units all influence the final compressed-air system.

For new clinic installations, the compressor location and air-line layout should therefore be planned before treatment-room utilities are finalized. For replacement projects, compare the existing electrical and pneumatic system with the KJ-2EW 38L requirements before installation.

When Is the KJ-2EW 38L a Relevant Option?

The KJ-2EW 38L can be considered where a dental clinic requires one oil-free compressor for two compatible treatment chairs and where the 105 L/min rated airflow corresponds with the expected equipment demand.

For clinics with only one dental chair or projects requiring more treatment stations, another compressor capacity may provide a better match. Compressor selection should therefore consider both current clinic scale and expected future equipment use.

Routine Maintenance Considerations

Although the KJ-2EW 38L uses an oil-free compression configuration, the compressor and downstream air system still require routine inspection and maintenance according to the applicable operating documentation.

Depending on the installed system, maintenance may include condensate management, filter inspection, air-line checks, tank inspection and electrical-component review. The compressor should be isolated from electrical power and residual air pressure as required before servicing.

Dental Air Compressors from FSKEJU

Founded in 2009 in Foshan, Guangdong, FOSHAN KEJU MEDICAL APPARATUS CO., LTD. designs, develops, manufactures and supplies dental equipment for clinics, distributors and equipment projects.

Our dental air compressor range includes different tank capacities and chair configurations for dental clinic and distributor requirements. We can assist with compressor selection according to the number of treatment stations, electrical supply and expected compressed-air demand.

Learn more about our manufacturing background on the FSKEJU About page, or compare additional dental air compressor models.

KJ-2EW 38L Dental Air Compressor FAQ

How many dental chairs can the KJ-2EW 38L support?

The KJ-2EW 38L is configured as a “One for Two” compressor for installations serving two dental chairs. Final suitability should also be evaluated against the simultaneous compressed-air demand of the connected equipment.

Is the KJ-2EW 38L oil-free?

Yes. The KJ-2EW 38L uses an oil-free compression configuration for dental compressed-air applications.

What is the airflow of the KJ-2EW 38L?

The rated airflow is 105 L/min.

What is the tank capacity?

This KJ-2EW version has a 38L air tank. A separate KJ-2EW 35L version is also available, so please specify the required tank capacity when ordering.

Does the 38L version provide more airflow than the 35L version?

No. Both KJ-2EW versions are specified at 850W, 105 L/min and 7.5 bar. The main capacity difference shown between these two versions is the 38L versus 35L air tank.

What pressure does the KJ-2EW 38L provide?

The pressure specification is 7.5 bar.

What electrical versions are available?

The KJ-2EW 38L is available in 110V/60Hz and 220V/50Hz configurations. Please specify the electrical version required for your destination market when ordering.

What is the noise level?

The KJ-2EW 38L has a specified noise level of 65 dB. Actual installed sound can also be influenced by room layout, compressor placement, operating conditions and measurement distance.

What information should be provided for a quotation?

Please provide the required quantity, destination country, voltage and frequency, number of dental chairs, expected equipment configuration and confirmation that the 38L tank version is required.

Request a KJ-2EW 38L Compressor Quotation

Provide your destination market, voltage, number of dental chairs, expected air-demand configuration and required quantity. Our team can then review the appropriate KJ-2EW 38L configuration, packing information and order requirements with you.

Contact Us for KJ-2EW 38L Product Information and Quotation →

Type:

One for Two

AC Voltage:

110V/60Hz   220V/50Hz

POWER:

850W

FLORATE:

105L/min

NOISE:

65db

CUBAGE:

38L

PRESSURE:

7.5bar

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Phone

+86-18125620629
+86-15918070593
+86-13928297011

Address

2nd to 4th Floors, NO.3, Shangan Industrial Zone Ⅱ, Danzao Town, Nanhai District, Foshan Guangdong, 528216, China

About Us

FOSHAN KEJU MEDICAL APPARATUS CO.,LTD. was established in 2009. It is a professional manufacturer integrated in design, development, production and distribution of dental equipment.

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