#60

GermGuardian

GermGuardian Air Purifier AC4825E

Name: Air Purifier AC4825E
Brand: GermGuardian
SKU: B004VGIGVY
Price: 99 JPY
Availability: InStock
Rating: 3.625 (1 reviews)

Rating

Model: AC4825E

$99(incl. tax)Amazon price as of 2025-09-02

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Product Overview

The GermGuardian AC4825E is designed for rooms up to 743 sq. ft, featuring a HEPA filter that captures 99.97% of dust, pollen, pet dander, mold spores, and allergens as small as 0.1 microns. It includes UV-C light technology to reduce airborne viruses and an activated carbon filter to reduce odors. Ideal for bedrooms, dorm rooms, and living areas, it ensures a healthier indoor environment with quiet operation.

Product Specifications

Applicable Area

743sq ft

CADR (Smoke)

-CFM

CADR (Dust)

-CFM

CADR (Pollen)

-CFM

Filter Type

HEPA, Carbon, UV-C

Number of Fan Speeds

Noise Level (Min)

-dB

Noise Level (Max)

55dB

Power Consumption

55W

Smart Features

Size & Weight

Weight

8.55 pounds

Hight

22"

Width

10.25"

Depth

6.75"

Features

Odor Sensor Function

Feature Description

Equipped with a sensor that detects odors in the room and automatically adjusts the air purification level. This allows for quicker response to sudden smells, such as cooking odors or pet odors, and ensures the air remains fresh without requiring manual adjustments.

About This Product

This air purifier does not have an odor sensor function. Users must manually adjust settings based on their perception of odors, lacking the convenience of automatic adjustments.

Dust Sensor Function

Feature Description

Equipped with a sensor that detects dust particles in the air and automatically adjusts the air purification level. The air purifier can automatically increase its fan speed when it detects a high concentration of dust, like during cleaning or when opening windows, ensuring efficient particle removal.

About This Product

This air purifier lacks a dust sensor function. Users need to manually monitor dust levels and adjust settings accordingly, which may not provide consistent air purification.

PM2.5 Display Function

Feature Description

Displays the concentration of PM2.5 (fine particulate matter) in the air. Allows you to visually monitor the air quality in your room. You can use this information to better understand the effectiveness of the air purifier and take appropriate actions based on real-time air quality data.

About This Product

This air purifier does not have a PM2.5 display function. Users cannot visually monitor the air quality in terms of fine particulate matter, making it difficult to assess the purifier's effectiveness.

Filter Replacement Indicator Function

Feature Description

Indicates when the filter needs to be replaced. This ensures that the air purifier operates at optimal efficiency. Prevents reduced air purification performance due to a clogged filter, maintaining consistent air quality.

About This Product

This air purifier does not have a filter replacement indicator function. Users must manually track filter usage and replace them based on recommended intervals, which can be inconvenient.

Child Lock Function

Feature Description

Disables the control panel to prevent unintended changes to the settings. This prevents children from accidentally turning off the air purifier or changing the settings. Provides peace of mind when the air purifier is placed in areas accessible to children.

About This Product

This air purifier does not include a child lock function. The absence of this feature means settings can be easily altered, which may be a concern for households with children.

Sleep Mode Function

Feature Description

Reduces the operating noise and dims the display lights for quiet operation during sleep. Allows for comfortable use in the bedroom without disturbing sleep. This is ideal for those who are sensitive to noise or light while sleeping.

About This Product

The sleep mode reduces operating noise, making it suitable for use in bedrooms and nurseries. This feature ensures quiet operation during sleep, enhancing user comfort and promoting better rest.

SHOPSTAFF Rating Score

#60

Ranked #60 out of 100 products in Category

3.6

Overall Rating

The GermGuardian AC4825E is a budget-friendly option for basic air purification. It lacks advanced features like auto mode and air quality sensors, but offers essential filtration.

Coverage Area (CADR)

3.8

Rating Criteria Explanation

The Coverage Area, often indicated by the Clean Air Delivery Rate (CADR) in cubic feet per minute (CFM) or square footage, is a critical factor. It determines how large of a room the air purifier can effectively clean. Consider the size of the room where you intend to use the air purifier. If you have a large living room, a model with a higher CADR is essential to ensure that the air is being effectively filtered throughout the space. Choosing an air purifier with an inadequate CADR for the room size will result in subpar air purification. DBFIT's AP300 is designed for large rooms up to 3000 sq. ft, which is a considerable coverage area, so if you have a smaller space, you may want to look for a more appropriately sized unit, while those with very large areas should confirm that this CADR is sufficient.

Rating Comments

Suitable for rooms up to 743 sq. ft, making it effective for medium-sized rooms. It may struggle to purify air effectively in larger spaces, requiring longer operation times to achieve desired air quality.

HEPA Filter Quality and Type

4.5

Rating Criteria Explanation

The HEPA filter is the heart of any HEPA air purifier. It's crucial to understand the quality and type of HEPA filter used. A true HEPA filter is certified to capture 99.97% of particles as small as 0.3 microns, including dust, pollen, pet dander, and mold spores. Some air purifiers may use 'HEPA-like' or 'HEPA-type' filters, which may not meet the same rigorous standards. Ensure the product explicitly states it uses a 'true HEPA' filter. Also, consider if the filter is combined with other filtration layers (e.g., activated carbon for odor removal). The DBFIT AP300 utilizes a HEPA filter; confirming it's a 'true HEPA' filter based on specifications is advisable.

Rating Comments

Features a True HEPA filter, capturing 99.97% of particles as small as 0.1 microns, ensuring high-quality air purification by removing common allergens and pollutants effectively.

Pre-filter and Filter Replacement

3.0

Rating Criteria Explanation

A pre-filter is usually the first line of defense in an air purifier, capturing larger particles like dust and pet hair. This extends the life of the more expensive HEPA filter. Look for a model with a washable pre-filter for easy maintenance. Filter replacement is an ongoing cost, so consider the cost and availability of replacement HEPA filters. Some manufacturers offer subscription services for filter replacements. Check how often the filters need to be replaced (usually every 6-12 months, depending on usage and air quality) and factor that into the overall cost. The DBFIT AP300 features a washable filter which will reduce your long term costs, and should be considered a major benefit.

Rating Comments

The pre-filter extends the life of the HEPA filter by trapping larger particles. However, the need for regular filter replacements adds to the long-term cost of ownership, requiring consistent maintenance.

Activated Carbon Filter (Odor Removal)

4.0

Rating Criteria Explanation

While HEPA filters excel at removing particulate matter, they don't address odors, gases, or volatile organic compounds (VOCs). An activated carbon filter is essential for removing these pollutants. The thickness and quality of the carbon filter significantly impact its effectiveness. Some air purifiers have a separate activated carbon filter, while others combine it with the HEPA filter. If you are sensitive to odors or live in an area with high levels of air pollution, prioritizing an air purifier with a substantial activated carbon filter is important. Ensure the carbon filter is replaceable as it will become saturated over time. Examine the product details to see if the DBFIT AP300 has one or if that needs to be supplemented with another filter.

Rating Comments

Effectively reduces unwanted odors from pets, smoke, and cooking fumes, contributing to a fresher indoor environment. The carbon filter helps in absorbing VOCs, enhancing overall air quality.

Noise Level

4.2

Rating Criteria Explanation

The noise level of an air purifier is a significant consideration, especially if you plan to use it in a bedroom or office. Air purifiers have different fan speeds, and the noise level increases with higher speeds. Look for a model with a low noise level (measured in decibels, dB) on its lowest setting. Some air purifiers have a 'sleep mode' that operates at an even quieter level. Consider your sensitivity to noise and the intended use of the air purifier when evaluating noise levels. If possible, read reviews to get an idea of the actual noise level in real-world use. The DBFIT AP300 may not have a published noise level so reviews are important.

Rating Comments

Operates quietly on the lowest setting, making it suitable for bedrooms and nurseries. The higher settings may produce noticeable noise, which could be disruptive in quiet environments or during sleep.

Air Quality Sensor and Auto Mode

1.0

Rating Criteria Explanation

Many modern air purifiers come equipped with an air quality sensor that detects the level of pollutants in the air. This sensor allows the air purifier to automatically adjust the fan speed based on the air quality, optimizing performance and energy consumption. Look for a model with a reliable and accurate air quality sensor. The 'auto mode' is a convenient feature that allows the air purifier to run efficiently without constant manual adjustments. The DBFIT AP300 includes a PM2.5 display and an air quality sensor, which is a notable feature for automatic operation.

Rating Comments

Lacks an air quality sensor and auto mode, requiring manual adjustments to fan speed based on perceived air quality. This can lead to inefficient energy use and less consistent air purification.

Manufacturer Reliability and Warranty

4.0

Rating Criteria Explanation

The reliability of the manufacturer and the warranty offered are crucial indicators of product quality and durability. Research the manufacturer's reputation for producing reliable air purifiers. Look for customer reviews and ratings to get an idea of their experience with the brand. A longer warranty period (e.g., 2 years or more) indicates that the manufacturer has confidence in their product. Also, check the warranty terms and conditions to understand what is covered. A good warranty should cover defects in materials and workmanship. Having readily available customer support is also a plus. Unknown reliability may be a factor for DBFIT and should be investigated before purchasing.

Rating Comments

GermGuardian is a reputable brand with a history of producing reliable air purifiers. However, warranty details should be checked to ensure adequate coverage for potential issues.

Cost Performance

4.5

Rating Criteria Explanation

Cost performance is the final balancing act. While it's tempting to go for the cheapest option, consider the long-term costs. Factor in the cost of replacement filters, electricity consumption, and the potential lifespan of the air purifier. A slightly more expensive model with better filter life, lower energy consumption, and a longer warranty might be a better value in the long run. Compare the features and performance of different models within your budget and choose the one that offers the best balance of price and performance. Assess whether the DBFIT AP300's price aligns with its features and coverage area compared to other available options.

Rating Comments

Offers good value for its price, providing essential air purification features like HEPA filtration and UV-C light at an affordable cost. It balances functionality and affordability for budget-conscious consumers.

Brand & Manufacturer Details

GermGuardian

GermGuardian provides a range of air purification solutions designed to improve indoor air quality for homes and offices.

Considerations

Replace filters regularly
Clean pre-filter frequently
UV-C light is not a substitute for thorough cleaning

Recommended For

Budget-conscious consumers
Individuals with allergies
Pet owners

Not Recommended For

Those requiring smart features
Individuals with severe respiratory issues
Those needing large coverage areas

Suitable For

Bedrooms
Dorm rooms
Small offices

Not Suitable For

Large living rooms
Industrial environments
Cars

Frequently Asked Questions (FAQ)

Q.I'm worried about the air purifier being too loud. Is it quiet enough to use while sleeping?

A.Yes, the GermGuardian AC4825E Air Purifier has a quiet operation, especially on the lowest setting, which can be used as gentle white noise for a restful sleep. Staff confirmation mentions it sounds like waves, which can be soothing.

Q.I'm worried about the air purifier being too loud. Is it quiet enough to use while sleeping?

Q.I have pets and I'm concerned about pet dander and odors. Will this air purifier help?

A.Yes, this air purifier is designed to trap allergens such as pet dander and reduce odors from pets. It includes a pre-filter to capture pet hair and a charcoal filter to reduce unwanted odors. Staff confirmation notes it eliminates pet smells and doggie odor.

Q.I have pets and I'm concerned about pet dander and odors. Will this air purifier help?

Q.I have allergies and asthma. Will this air purifier make a difference in air quality and help with my symptoms?

A.Yes, this air purifier features a True HEPA filter that captures up to 99.97% of harmful allergens. Staff confirmation from users with allergies and asthma indicates it has helped improve their symptoms and reduce dust.

Q.I have allergies and asthma. Will this air purifier make a difference in air quality and help with my symptoms?

Q.How often do I need to replace the filter?

A.The True HEPA filter only needs to be replaced once a year.

Q.How often do I need to replace the filter?

A.The True HEPA filter only needs to be replaced once a year.

Q.Does this filter help with wildfire smoke?

A.Yes, the GermGuardian AC4825E is designed to help reduce unwanted odors from wildfire smoke.

Q.Does this filter help with wildfire smoke?

A.Yes, the GermGuardian AC4825E is designed to help reduce unwanted odors from wildfire smoke.

SHOPSTAFF Rating Ranking

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Applicable Area	3385 sq ft	CADR (Smoke)	- CFM
CADR (Dust)	- CFM	CADR (Pollen)	- CFM
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Noise Level (Min)	- dB	Noise Level (Max)	35 dB
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Applicable Area	1560 sq ft	CADR (Smoke)	- CFM
CADR (Dust)	- CFM	CADR (Pollen)	- CFM
Filter Type	True HEPA, Active Carbon Filter, Pre-Filter	Number of Fan Speeds	-
Noise Level (Min)	22 dB	Noise Level (Max)	52 dB
Power Consumption	66 W	Smart Features	No

Odor Sensor FunctionDust Sensor FunctionPM2.5 Display FunctionFilter Replacement Indicator FunctionChild Lock FunctionSleep Mode Function

4.5Overall Rating

4.5Coverage Area (CADR)

4.7HEPA Filter Quality and Type

4.3Pre-filter and Filter Replacement

4.5Activated Carbon Filter (Odor Removal)

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Applicable Area	1881 sq ft	CADR (Smoke)	- CFM
CADR (Dust)	- CFM	CADR (Pollen)	- CFM
Filter Type	HEPA, Carbon	Number of Fan Speeds	-
Noise Level (Min)	27 dB	Noise Level (Max)	- dB
Power Consumption	65 W	Smart Features	Amazon Alexa, Google Assistant

Odor Sensor FunctionDust Sensor FunctionPM2.5 Display FunctionFilter Replacement Indicator FunctionChild Lock FunctionSleep Mode Function

4.5Overall Rating

4.5Coverage Area (CADR)

4.7HEPA Filter Quality and Type

4.3Pre-filter and Filter Replacement

4.5Activated Carbon Filter (Odor Removal)

4.6Noise Level

4.8Air Quality Sensor and Auto Mode

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4.3Cost Performance

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Applicable Area	1881 sq ft	CADR (Smoke)	- CFM
CADR (Dust)	- CFM	CADR (Pollen)	- CFM
Filter Type	HEPA, Carbon	Number of Fan Speeds	-
Noise Level (Min)	27 dB	Noise Level (Max)	- dB
Power Consumption	50 W	Smart Features	Wifi

Odor Sensor FunctionDust Sensor FunctionPM2.5 Display FunctionFilter Replacement Indicator FunctionChild Lock FunctionSleep Mode Function

4.5Overall Rating

4.5Coverage Area (CADR)

4.7HEPA Filter Quality and Type

4.3Pre-filter and Filter Replacement

4.5Activated Carbon Filter (Odor Removal)

4.6Noise Level

4.8Air Quality Sensor and Auto Mode

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Applicable Area	1875 sq ft	CADR (Smoke)	250 CFM
CADR (Dust)	254 CFM	CADR (Pollen)	289 CFM
Filter Type	3-Stage Filter	Number of Fan Speeds	-
Noise Level (Min)	- dB	Noise Level (Max)	- dB
Power Consumption	- W	Smart Features	App

Odor Sensor FunctionDust Sensor FunctionPM2.5 Display FunctionFilter Replacement Indicator FunctionChild Lock FunctionSleep Mode Function

4.4Overall Rating

4.3Coverage Area (CADR)

4.5HEPA Filter Quality and Type

4.3Pre-filter and Filter Replacement

4.3Activated Carbon Filter (Odor Removal)

4.5Noise Level

4.7Air Quality Sensor and Auto Mode

4.0Manufacturer Reliability and Warranty

4.3Cost Performance

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GermGuardian Air Purifier AC4825E

Product Overview

Product Specifications

Size & Weight

Features

SHOPSTAFF Rating Score

Brand & Manufacturer Details

Considerations

Recommended For

Not Recommended For

Suitable For

Not Suitable For