Introduction
Thank you for choosing the Esperanza EHP004 Mistral Air Purifier. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your device. Please read it thoroughly before use and keep it for future reference.
The Esperanza EHP004 Mistral Air Purifier is designed to improve indoor air quality by effectively removing various airborne pollutants, allergens, and odors from your environment.
Safety Instructions
- Always use the air purifier on a flat, stable surface.
- Do not block air inlets or outlets. Maintain at least 20 cm clearance from walls or furniture.
- Keep the appliance away from water and other liquids. Do not operate in wet or humid environments.
- Unplug the air purifier before cleaning, maintenance, or when not in use for extended periods.
- Do not insert any objects into the air vents.
- This appliance is for indoor use only.
- Do not attempt to repair or modify the unit yourself. Contact qualified service personnel for repairs.
- Ensure the voltage specified on the rating label matches your local power supply.
Product Overview
The Esperanza EHP004 Mistral Air Purifier features a multi-stage filtration system to ensure comprehensive air purification.

Image: Front view of the Esperanza EHP004 Mistral Air Purifier, showcasing its sleek white design with a black top panel and perforated air intake.
Filtration System
The unit employs a 5-stage filtration process, including:

Image: Exploded diagram illustrating the five filter layers of the Esperanza EHP004 Mistral Air Purifier, from left to right: Washable Primary Filter, Pre-Filter, HEPA Filter, Activated Carbon Filter, and Cold Catalyst Filter.
- Washable Primary Filter: Captures initial dust, floating debris, and larger particles. This filter can be washed.
- Pre-Filter: Captures allergen particles, pollen, and other pollutants.
- HEPA Filter: An effective HEPA filter that captures airborne germs, smoke, dust particles, bacterial mold, allergens, and some viruses with 99.99% efficiency.
- Activated Carbon Filter: Absorbs odors and harmful gases such as formaldehyde, benzene, xylenes, and TVOC.
- Cold Catalyst Filter: Decomposes a variety of harmful gases, including formaldehyde, ammonia, benzene, and hydrogen sulfide.
Setup
- Unpacking: Carefully remove the air purifier from its packaging. Retain packaging materials for future transport or storage.
- Filter Installation:
- Open the filter compartment cover, usually located on the back or side of the unit.
- Remove all filters from their protective plastic bags.
- Insert the filters into the unit in the correct order as indicated by the diagram or markings inside the compartment (typically Cold Catalyst, Activated Carbon, HEPA, Pre-Filter, Washable Primary Filter).
- Close the filter compartment cover securely.
- Placement: Place the air purifier on a firm, level surface. Ensure there is adequate space (at least 20 cm) around the unit for proper air circulation. Avoid placing it near heat sources, direct sunlight, or in areas with high humidity. The unit is effective for floor areas up to 110 square feet (approximately 10.2 square meters).
- Power Connection: Plug the power cord into a standard 220V electrical outlet.
Operating Instructions
The Esperanza EHP004 Mistral Air Purifier can be controlled via its control panel or the included remote control.
Control Panel
The control panel, typically located on the top of the unit, features buttons for power, fan speed, mode selection, and a display for air quality and other indicators.
Remote Control
The air purifier comes with a remote control for convenient operation from a distance. Ensure batteries are correctly inserted.
- Power On/Off: Press the Power button to turn the unit on or off.
- Fan Speed: Press the Fan Speed button to cycle through different fan speeds (e.g., Low, Medium, High).
- Mode Selection: Use the Mode button to select operating modes such as Auto Mode, Sleep Mode, or Timer. In Auto Mode, the unit adjusts fan speed based on detected air quality (PM2.5 sensor).
- Air Quality Display: The integrated display provides real-time information on air quality, often using a color-coded system or numerical PM2.5 readings.
Maintenance
Regular maintenance ensures optimal performance and extends the lifespan of your air purifier.
Cleaning the Washable Primary Filter
The washable primary filter should be cleaned regularly, depending on air quality and usage. Unplug the unit before cleaning.
- Open the filter compartment and carefully remove the washable primary filter.
- Rinse the filter under warm running water until clean.
- Allow the filter to air dry completely before reinserting it into the unit. Do not use a dryer or direct heat.
Replacing Other Filters
The Pre-Filter, HEPA Filter, Activated Carbon Filter, and Cold Catalyst Filter are not washable and must be replaced periodically. The replacement frequency depends on usage and air quality, typically every 6-12 months. Refer to the manufacturer's guidelines for specific replacement intervals.
- Unplug the air purifier.
- Open the filter compartment.
- Remove the old filters and dispose of them properly.
- Insert new, genuine Esperanza replacement filters in the correct order.
- Close the filter compartment cover.
- Some models may require a filter reset button to be pressed after replacement. Consult the unit's display or specific instructions if available.
General Cleaning
- Wipe the exterior of the unit with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Gently vacuum the air intake and outlet grilles to remove dust accumulation.
Troubleshooting
If you encounter issues with your air purifier, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on | No power supply; Power cord not properly plugged in; Filter compartment not closed securely. | Check power outlet; Ensure power cord is firmly connected; Close filter compartment cover completely. |
| Weak airflow | Filters are dirty or clogged; Air inlets/outlets blocked. | Clean or replace filters; Ensure no obstructions around the unit. |
| Unusual noise | Foreign object inside; Unit not on a stable surface; Filters not installed correctly. | Unplug and check for foreign objects; Place on a stable surface; Reinstall filters correctly. |
| Poor air purification | Filters are old or dirty; Unit size too small for room. | Replace filters; Ensure unit is suitable for the room size (up to 110 sq ft). |
If the problem persists after trying these solutions, please contact customer support.
Specifications
| Brand | Esperanza |
| Model Name | Mistral |
| Product Model Number | EHP004 |
| Manufacturer Model Number | IN-ACT-AGDESPOCZ0003 |
| Dimensions (L x W x H) | 10 x 48 x 40 cm |
| Weight | 2 Kilograms |
| Voltage | 220V |
| Noise Level | 44 Decibels |
| Control Method | Remote Control |
| Filter Type | HEPA (5-stage filtration including Washable Primary, Pre-Filter, HEPA, Activated Carbon, Cold Catalyst) |
| Effective Floor Area | 110 Square Feet (approx. 10.2 m²) |
| Compliance | TUV |
Warranty and Support
Esperanza provides a 2-year availability for spare parts for the EHP004 Mistral Air Purifier. For warranty claims, technical support, or inquiries regarding replacement parts, please contact your retailer or the official Esperanza customer service.
Always refer to your purchase receipt for warranty details and proof of purchase.





