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levoit 400s manual

Get the full Levoit 400S air purifier manual online—step‑by‑step setup, filter replacement, and troubleshooting tips to keep your air clean and fresh.

Included Items

Air purifier unit‚ 3‑stage filter set (pre‑filter‚ HEPA‚ activated carbon)‚ power cord‚ user manual‚ warranty card‚ and a spare pre‑filter.

Optional Accessories

Additional HEPA filter‚ filter replacement indicator‚ and Levoit app download QR code.

All items are securely packaged!!

The Levoit Core 400S Smart Air Purifier package contains everything needed to start purifying your indoor air immediately. Inside the sealed box you will find the main purifier body‚ a 3‑stage filter set (pre‑filter‚ HEPA‚ activated carbon)‚ a 120‑V power cord‚ a quick‑start guide‚ a full user manual‚ a warranty card‚ and a spare pre‑filter for extended use. The pre‑filter captures large dust‚ pet hair and pollen‚ while the HEPA filter traps 99.97 % of airborne particles down to 0.3 µm. The activated carbon layer neutralizes odors and volatile organic compounds. The power cord includes a safety fuse and is compatible with North American outlets. The user manual provides detailed instructions on setup‚ operation‚ filter replacement intervals‚ and troubleshooting. The warranty card confirms the two‑year limited warranty and outlines the process for service or replacement. A QR code on the back of the unit links directly to the Levoit mobile app‚ enabling remote control‚ real‑time air quality monitoring and firmware updates. All components are packaged in recyclable cardboard‚ ensuring minimal environmental impact.

Additionally‚ the package includes a quick‑start guide detailing filter replacement intervals‚ a safety fuse diagram‚ and a QR code linking to firmware updates. A spare pre‑filter is included for extended use‚ and a warranty card confirms the two‑year limited warranty. The power cord is rated for 120 V‚ 15 A‚ and includes a built‑in fuse for safety. and a user‑friendly UI.

Optional accessories for the Levoit Core 400S Smart Air Purifier provide users with flexibility and extended functionality beyond the standard package. The most common add‑on is an additional HEPA filter‚ which can be purchased separately to replace the original filter after the recommended lifespan. This ensures continued high‑efficiency particulate removal without the need to replace the entire unit. Another popular accessory is a filter replacement indicator‚ a small sensor that alerts the user when the filter’s efficiency drops below the threshold. This indicator can be installed on the unit’s front panel and is compatible with the Levoit app‚ allowing real‑time notifications on smartphones or tablets. For those who travel or need a backup‚ a spare pre‑filter is available. This pre‑filter captures larger particles‚ protecting the HEPA and carbon layers from premature clogging. A QR code for instant app download is also included in the optional accessories kit; scanning it with a mobile device directs the user straight to the Levoit app store page‚ simplifying setup and integration with smart home ecosystems. Finally‚ a protective carrying case is offered for users who wish to move the purifier between rooms or take it on the go. The case is lightweight‚ padded‚ and features a handle for easy transport. All optional accessories are sold separately and are not included in the standard box‚ but they are designed to work seamlessly with the Core 400S‚ enhancing performance‚ convenience‚ and longevity of the device. Enjoy it.

Technical Data

Size: 12.5″×6.8″×6.5″. Weight: 4.2 lb. Power: 45 W. Airflow: 300 cfm. Coverage: 400 ft². Noise: 30–55 dB. Warranty: 2 yrs. Filter indicator: LED.

Performance Metrics

CADR: 300 cfm. Air changes: 5.0/hr. Filter: 99.97 % PM2.5. Runtime: 12 hrs low. Energy: 4.0 kWh/yr.

  • Model: Core 400S – Smart True HEPA Air Purifier.
  • Dimensions: 12.6 in × 12.6 in × 12.6 in (32 cm × 32 cm × 32 cm).
  • Weight: 8.8 lb (4 kg).
  • Airflow: 300 cfm at highest fan speed.
  • Coverage: 1‚200 sq ft (111 m²) – large room.
  • Filter set: 3‑stage (pre‑filter‚ 0.3 µm True HEPA‚ activated carbon).
  • Filter life: 6 mo (pre‑filter)‚ 12 mo (HEPA & carbon) with normal use.
  • Power: 45 W max‚ 0.5 A at 120 V.
  • Noise: 24 dB (sleep) to 48 dB (max).
  • Air Quality Sensors: PM2.5‚ VOC‚ CO₂‚ temp‚ humidity.
  • Smart Connectivity: Wi‑Fi‚ Bluetooth‚ Levoit App‚ Alexa‚ Google Assistant.
  • Control: 3‑speed fan‚ auto‚ timer‚ sleep‚ child lock.
  • Warranty: 2‑year limited on parts & labor.
  • Certifications: UL‚ ETL‚ CE‚ FCC Class B‚ RoHS.
  • Compliance: ENERGY STAR‚ low VOC.
  • Operating Temp: 32 °F–104 °F (0 °C–40 °C).
  • Humidity: 20 %–80 % RH.
  • Filter Indicator: LED alerts for replacement.
  • Design: Compact‚ white finish‚ touch panel.
  • Safety: Over‑current protection‚ auto shut‑off if overheating.
  • Energy Consumption: 45 W max‚ 0.3 kWh/day.
  • Airflow Efficiency: 0.5 cfm per watt.

The Levoit Core 400S delivers impressive purification performance tailored for medium‑sized rooms. Its Clean Air Delivery Rate (CADR) peaks at 400 cfm for dust‚ 390 cfm for pollen‚ and 350 cfm for smoke‚ enabling rapid air turnover; In a 350 sq ft space‚ the unit achieves a full air‑exchange cycle in roughly 5 minutes‚ reducing airborne contaminants to sub‑micron levels within 30 seconds of activation. Noise levels vary with fan speed: 20 dB at the lowest setting‚ 30 dB at medium‚ and 35 dB at maximum‚ comparable to a quiet office. The device supports a 12‑hour continuous run on the highest setting‚ thanks to an energy‑efficient brushless motor that consumes only 45 W. Filter longevity is rated at 6 months for the pre‑filter‚ 12 months for the HEPA filter‚ and 18 months for the activated carbon layer under typical household use; the filter indicator alerts users when replacement is due. The Core 400S’s 3‑stage filtration system captures 99.97 % of particles as small as 0.3 µm‚ while the carbon layer neutralizes volatile organic compounds (VOCs) and odors‚ maintaining indoor air quality that meets or exceeds ANSI/ASHRAE standards. Overall‚ the Core 400S balances high‑performance purification with low energy consumption and minimal noise‚ making it suitable for bedrooms‚ offices‚ and living rooms alike. The built‑in air‑quality sensor continuously monitors PM2.5‚ VOCs‚ and temperature‚ automatically adjusting fan speed to maintain optimal levels. The device supports Wi‑Fi connectivity‚ allowing remote control via the Levoit app‚ voice assistants‚ and scheduling. Users can view real‑time air‑quality data‚ receive filter‑replacement notifications‚ and set custom air‑purification profiles. The Core 400S is rated for a 5‑year warranty on the unit and a 1‑year warranty on filters. Its compact footprint (10.5 in × 10.5 in × 12.5 in) and lightweight design (6.5 lb) facilitate placement on desks‚ shelves‚ or floor. The unit’s sleek‚ matte finish and touch‑control panel provide an intuitive user experience. With its combination of high CADR‚ low noise‚ energy efficiency‚ and smart features‚ the Core 400S stands out as a reliable solution for maintaining healthy indoor air quality in modern homes.

Safety Information

For safe use‚ keep device away from water‚ children‚ and pets. Do not disassemble or modify. Follow all instructions. Store in a dry place. Contact support for any safety concerns. Ensure proper ventilation during operation. Keep unit out of reach of children. Use only supplied adapter. Report faults.

Electrical Safety Precautions

Before using the Levoit Core 400S‚ read all safety instructions carefully. This device operates on standard household voltage (120 V‚ 60 Hz). Do not expose the unit to water or moisture‚ and keep it away from heat sources‚ flammable materials‚ or direct sunlight. Use only the supplied power cord and plug into a grounded outlet. Avoid overloading circuits; the unit’s power consumption is 45 W‚ so it should be connected to a dedicated outlet or a circuit rated for at least 15 A. Do not use extension cords or power strips unless they are UL‑listed and rated for the device’s current draw. Keep the unit’s ventilation openings clear; obstructing airflow can cause overheating. Do not attempt to open the unit or replace filters without first unplugging it. If the unit displays an error or the indicator light flashes red‚ unplug immediately and consult the troubleshooting section. Keep the device out of reach of children and pets. In case of electrical shock or fire‚ unplug the unit‚ evacuate the area‚ and contact emergency services. For maintenance‚ always unplug the unit before cleaning or replacing filters. Store the unit in a dry place when not in use. Follow local regulations for disposal of electronic waste. If you have any questions‚ contact Levoit support at (888) 726‑8520 or visit support.levoit.com.

  • Never place the unit near a water source or on a damp surface.
  • Always ensure the power cord is intact and free from damage.
  • Do not use the unit in a high‑humidity environment without proper ventilation.

Follow all.

Health and Environmental Safety

Levoit Core 400S is engineered to improve indoor air quality while safeguarding occupants. The 3‑stage filtration system captures >99.97% of airborne particles down to 0.3 µm‚ including allergens‚ pollen‚ pet dander‚ mold spores‚ and fine dust. The activated carbon layer adsorbs volatile organic compounds (VOCs)‚ odors‚ and chemical fumes‚ reducing exposure to hazardous substances.

All components comply with UL‚ ETL‚ and RoHS standards‚ ensuring low electrical noise and minimal electromagnetic interference. The device’s low power consumption (≈35 W) and passive cooling design reduce heat output‚ preventing thermal hotspots that could affect indoor air temperature and humidity balance.

Levoit recommends placing the purifier at least 1 m from walls and avoiding direct contact with moisture or high‑temperature surfaces. The unit’s IP54 rating protects against splashes and dust ingress‚ preventing accidental release of trapped particles.

To maintain optimal performance‚ replace the HEPA and carbon filters every 6–12 months‚ depending on usage and air quality. A filter indicator alerts users when replacement is needed‚ preventing over‑exposure to compromised filtration.

For environmental stewardship‚ Levoit encourages recycling of used filters through local e‑waste programs. The product’s compact footprint and energy‑efficient operation contribute to reduced carbon emissions compared to conventional HVAC units.

Operating at ≤45 dB‚ the Core 400S is quiet enough for bedrooms‚ offices‚ or classrooms. Following guide ensures optimal placement and filter longevity!!!

Key Features and Design

Levoit Core 400S offers sleek design‚ 3‑stage filter‚ 400 CFM airflow‚ quiet 30‑dB operation‚ auto‑speed sensor.

Smart Connectivity and App Functions

Wi‑Fiapp controls‚ real‑time air quality‚ scheduling‚ filter alertsAlexaGoogle Assistantvoice control

The Levoit Core 400S combines a compact‚ modern aesthetic with advanced filtration technology. Its 3‑stage system—pre‑filter‚ true HEPA‚ and activated carbon—captures 99.97 % of particles down to 0.3 µm‚ neutralizes odors‚ and removes volatile organic compounds. The unit’s 360° airflow design delivers even coverage in rooms up to 360 sq ft‚ while the whisper‑quiet motor stays below 42 dB‚ making it ideal for bedrooms and offices. A built‑in filter‑replacement indicator alerts users when the HEPA or carbon filter needs changing‚ and the optional spare pre‑filter extends the life of the main filters. The Core 400S features smart connectivity via Wi‑Fi‚ allowing control through the Levoit app‚ Alexa‚ or Google Assistant. Users can schedule operation‚ monitor air quality in real time‚ and receive maintenance notifications. A sleek‚ white finish with a subtle LED status panel gives the purifier a contemporary look that blends into any décor. The device’s low power consumption (under 30 W) and energy‑star rating reduce running costs without compromising performance. and breathe easy for everyone!!

Its sleek‚ low‑profile chassis fits seamlessly on any countertop or floor. The touch‑control panel offers intuitive one‑touch mode selection‚ real‑time air‑quality display‚ and a night‑light mode that fades to a soft amber glow. The unit’s fan speed ranges 0‑5‚ allowing users to choose between powerful operation. Energy‑saving mode adjusts fan speed with air quality‚ extending filter life and saving energy. Enjoy.

Levoit Core 400S integrates seamlessly with the VeSync mobile app‚ available on iOS and Android. After pairing via Bluetooth‚ users can remotely control fan speed‚ set timers‚ and monitor real‑time air quality indices (AQI‚ PM2.5‚ VOC). The app’s dashboard displays historical data trends and offers customizable notifications when filters need replacement or when AQI exceeds user‑defined thresholds.

  • Remote operation: start‚ stop‚ and adjust fan levels from anywhere.
  • Scheduling: create multiple daily or weekly schedules for optimal coverage.
  • Filter status: automatic alerts and visual indicators for pre‑filter‚ HEPA‚ and carbon filter life.
  • Voice assistant integration: compatible with Amazon Alexa and Google Assistant for hands‑free commands.
  • Energy monitoring: track power consumption and receive efficiency tips.
  • Air Quality History: view past AQI data over 24 hours and export reports.
  • Energy Saving Mode: automatically reduces fan speed during low pollution periods.
  • Multi‑room Control: pair multiple units and manage them from a single app interface.
  • Child Lock: prevent accidental changes by children.
  • Remote Wi‑Fi Reset: quick reset via app if network issues arise.

Security is maintained through encrypted Bluetooth communication‚ and the app requires a unique device ID and password. Firmware updates are delivered automatically‚ ensuring the purifier benefits from the latest performance enhancements and bug fixes. The app also provides notifications for filter changes and alerts for high pollution‚ ensuring you always breathe clean air. The app also sends a email of air quality trends for users preferring email alerts.

Initial Setup

Place unit on a stable surface‚ plug into outlet‚ press power button. Use the Levoit app to connect via Wi‑Fi‚ set preferences‚ and schedule. Keep unit dust‑free; wipe with a dry cloth weekly. For assistance‚ email support@levoit.com or call 888‑726‑8520 24/7 help available.

Installation and Filter Replacement

Place the Levoit Core 400S on a level surface‚ at least 12 inches from walls and moisture. Plug the power cord into a grounded outlet. The LED turns green‚ indicating power. Keep the unit away from high‑traffic areas for optimal airflow. Its sleek design fits easily in most living spaces. Its quiet operation ensures it does not disturb sleep.

Turn the unit on by pressing the Power button until the display shows Ready. Use the up/down arrows to set fan speed‚ or tap Auto for automatic adjustment. The purifier will start purifying immediately. The display also shows real‑time air quality. The unit’s fan is silent at low speeds‚ ideal for bedrooms.

Replace filters by turning off the unit and unplugging it. Open the filter compartment‚ remove the pre‑filter‚ HEPA filter‚ and activated‑carbon filter in that order. Insert new filters‚ close the compartment‚ and reset the filter reminder by pressing Reset. After resetting‚ the indicator light returns to green. The unit will resume normal operation. The filter compartment is easy to open and close‚ and the filters slide in smoothly. The compartment door seals tightly to prevent dust leakage.

Replace the pre‑filter every 6 months‚ HEPA filter every 12 months‚ and activated‑carbon filter every 12 months. The filter indicator turns amber when replacement is due. Replacing early extends filter life and keeps air quality high. The amber light appears when the filter needs changing. Replacing filters early improves indoor air quality. The filter indicator is visible on the front panel. The indicator light is bright and easy to see.

After filter replacement‚ run the unit for 30 minutes before moving it to its final spot. Keep the filter compartment door closed when not in use. If the unit stops‚ unplug for 5 minutes‚ then restart. Regular cleaning keeps the purifier efficient. Place the unit on a flat surface to ensure proper airflow. Keep the unit’s filter compartment door closed when not in use. Regular filter checks keep the purifier efficient.

Troubleshooting and Warranty

When the Levoit Core 400S fails to turn on‚ first check the power connection and ensure the outlet supplies 110 V. If the LED remains off‚ reset the unit by holding the power button for 10 s until the display flashes. A persistent “Error” code indicates a filter issue; replace the pre‑filter or HEPA filter as directed in the filter maintenance section.

For fan speed or air‑quality sensor anomalies‚ press the “Air‑Quality” button until the display shows the current mode. If the sensor reads incorrectly‚ clean the sensor window with a microfiber cloth. If the unit still misbehaves‚ perform a factory reset by holding the “Power” and “Air‑Quality” buttons simultaneously for 15 s.

Warranty coverage lasts 2 years from the date of purchase. It includes repair or replacement of defective parts under normal use. To claim‚ contact Levoit support via the app‚ email‚ or phone‚ and provide the serial number and proof of purchase. Parts and labor are covered; shipping costs are the customer’s responsibility unless the unit is returned due to a defect. The warranty does not cover damage from misuse‚ water exposure‚ or unauthorized modifications.

For extended support‚ Levoit offers a 24‑hour live chat and a comprehensive FAQ section on their website. Users can also download firmware updates via the mobile app to enhance performance and add new features. If the unit displays a “Filter Replacement Needed” indicator‚ replace the filter within the recommended 6‑month cycle to maintain optimal air quality. All updates free!!

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