How does the N/A CADR rating affect the performance of the TP04 in a 500 sq.ft. room?

The N/A CADR reflects Dyson's focus on the POLAR test, which measures the unit's ability to purify a 500 sq.ft. room evenly through Air Multiplier technology rather than just near the machine.

Can the 2-stage filter capture viruses and ultra-fine dust?

Yes, the 2-stage system is tested to capture 99.95% of particles as small as 0.1 microns, which covers most common allergens, bacteria, and microscopic dust particles.

What is the noise impact of the TP04 at maximum speed?

At its highest speed setting, the TP04 generates 62 dB, which is optimized for maximum air projection across 500 sq.ft., while the lowest setting remains at a whisper-quiet 32 dB.

Is this air purifier effective against smoke?

Yes, the high-density filtration system effectively captures smoke particles and odors.

Dyson Pure Cool TP04: High-Efficiency N/A CADR HEPA + Activated Carbon for 500 Sq.Ft.

The Dyson Pure Cool TP04 is engineered for 500 sq.ft. environments using a sophisticated 2-stage filtration architecture. It utilizes a glass HEPA media that captures 99.95% of ultra-fine particles as small as 0.1 microns. Although its CADR is officially N/A m³/hr, the unit leverages Air Multiplier technology to project air throughout its 500 sq.ft. coverage zone. Operational noise is meticulously managed between 32-62 dB, supporting both quiet nighttime use and high-velocity purification.

Quick Answer

The Dyson Pure Cool TP04 is recommended for spaces up to 500 sq.ft. where ultra-fine 0.1-micron filtration is prioritized over high CADR speed. Its 99.95% HEPA and carbon system provides medical-grade air cleaning in smart-integrated homes.

✓Certified 99.95% capture rate for particles down to 0.1 microns.

✓Dual-stage filtration combining 360° HEPA and Activated Carbon layers.

✓Integrated PM2.5 and AQI sensors for real-time environmental monitoring.

✓Acoustic performance ranging from 32 dB to 62 dB across 10 speed settings.

✓Full integration with Dyson Link App for data-driven 500 sq.ft. air management.

The Dyson TP04 is a premium choice for users requiring high-precision filtration down to 0.1 microns in 500 sq.ft. areas, prioritizing smart sensors and design over raw CADR numbers.

✓ Who Should Buy

•Allergy sufferers requiring 99.95% particle capture.
•Smart home enthusiasts wanting real-time AQI and PM2.5 app tracking.
•Users in 500 sq.ft. apartments needing a combined fan and purifier.

✕ Who Should Avoid

•Users requiring high CADR for rapid smoke clearance in large industrial spaces.
•Budget-conscious consumers looking for basic HEPA filtration without smart tech.

Product Overview

The Dyson Pure Cool TP04 is a technical evolution in air treatment, designed to purify rooms up to 500 sq.ft. with extreme precision. Its primary filtration core consists of a 2-stage system where the 99.95% efficient HEPA filter targets particulates at the 0.1-micron scale. The structural design features a 360° intake that ensures airflow is never restricted, regardless of its placement within the 500 sq.ft. layout. While the unit maintains an N/A CADR rating, its focus is on total room circulation via Air Multiplier™ physics. The onboard PM2.5 sensors detect pollutants in real-time, displaying results on a built-in LCD. Noise levels are strictly controlled between 32 dB and 62 dB, ensuring the 500 sq.ft. area remains habitable during peak operation. The activated carbon stage works in tandem with the HEPA to neutralize gases, providing a comprehensive environmental solution.

Brand	dyson
Model Name	Pure Cool TP04
Model Number	TP04
Category	Air Purifier
Sub Category	Smart Tower Air Purifier
Purifier Type	HEPA + Activated Carbon
Installation Type	Floor Standing
Coverage Area Sqft	500
Room Size	Medium to Large
Usage	Home
Launch Year	2019
Model Year	2019
Country Of Origin	Malaysia
Manufacturer	Dyson Ltd.

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Engineering Analysis

Engineering analysis of the Dyson Pure Cool TP04 reveals a departure from traditional fan-driven purification to a high-pressure induction system. By utilizing an N/A CADR rating, Dyson focuses on the POLAR test method, which emphasizes the homogenization of air quality across the entire 500 sq.ft. volume. The 2-stage filtration system uses 29 feet of borosilicate microfibers, pleated 238 times to achieve the 99.95% efficiency threshold for 0.1-micron pollutants. The fluid dynamics are driven by a brushless DC motor capable of moving air through the 360° inlet with minimal turbulence, keeping the minimum noise floor at 32 dB. Manual speed control logic offers 10 incremental settings, allowing users to modulate the velocity profile based on real-time AQI feedback. The interaction between the PM2.5 sensor and the variable motor allows for a dynamic response to 0.1-micron spikes, ensuring the 500 sq.ft. zone maintains atmospheric stability. Furthermore, the 62 dB peak output is offset by the Air Multiplier's ability to project purified air without the buffeting typical of standard blades, enhancing the 99.95% filtration efficacy through continuous recirculation.

Technical Support & FAQs

Engineering Analysis

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Dyson Pure Cool TP04: High-Efficiency N/A CADR HEPA + Activated Carbon for 500 Sq.Ft.

✓ Who Should Buy

✕ Who Should Avoid

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Technical Support & FAQs

How does the N/A CADR rating affect the performance of the TP04 in a 500 sq.ft. room?

Can the 2-stage filter capture viruses and ultra-fine dust?

What is the noise impact of the TP04 at maximum speed?

Is this air purifier effective against smoke?

Technical Support & FAQs

How does the N/A CADR rating affect the performance of the TP04 in a 500 sq.ft. room?

Can the 2-stage filter capture viruses and ultra-fine dust?

What is the noise impact of the TP04 at maximum speed?

Is this air purifier effective against smoke?