Midea NT20-20AR

Midea 2000W PTC Ceramic Heater User Manual

Model: NT20-20AR

Brand: Midea

1. Introduction

Thank you for choosing the Midea 2000W PTC Ceramic Heater. This manual provides detailed instructions for the safe and efficient operation of your heater. Please read this manual thoroughly before use and keep it for future reference.

Midea 2000W PTC Ceramic Heater, a compact black heater with an orange glow from its heating element, placed on a wooden table in a modern living room.

Figure 1: Midea 2000W PTC Ceramic Heater (Model NT20-20AR)

2. Important Safety Instructions

WARNING: To reduce the risk of fire, electric shock, or injury, observe the following:

  • Always place the heater on a firm, level surface.
  • Do not cover the heater or block air inlets/outlets.
  • Keep flammable materials (furniture, curtains, paper, clothing) at least 1 meter (3 feet) from the front, sides, and rear of the heater.
  • Do not use the heater in bathrooms, laundry areas, or similar damp indoor locations.
  • Ensure the power cord is not damaged and is properly plugged into a suitable outlet.
  • This heater is equipped with a 45° tip-over protection switch, V-0 flame-retardant materials, and overheat protection. If the heater tips over or overheats, it will automatically shut off.
  • The heater features a 24-hour automatic shut-off for added safety.
  • Do not insert any objects into the ventilation or exhaust openings.
  • Unplug the heater when not in use.
Safety features of Midea PTC Ceramic Heater including tip-over protection (heater tilted at 45 degrees), V-0 flame-retardant materials, overheat protection, and 24-hour automatic shut-off, illustrated with icons and a cat interacting with the heater.

Figure 2: Enhanced Safety Features

3. Product Overview

3.1 Key Features

  • Efficient PTC Ceramic Heating: Provides rapid and effective warmth.
  • Customizable Comfort: Temperature adjustable from 5°C to 35°C in 1°C increments.
  • Quiet Operation: Operates at a low noise level of 42 dB.
  • 24-Hour Timer: Allows scheduled heating.
  • ECO Mode: Optimizes energy consumption.
  • Advanced Safety: 45° tip-over protection, V-0 flame-retardant materials, overheat protection, and 24-hour automatic shut-off.
  • Portable Design: Lightweight (1.46 kg) and compact for easy relocation.

3.2 Components

The Midea PTC Ceramic Heater consists of the following main components:

  • Control Panel with LED Display
  • Air Inlet Grille
  • Air Outlet Grille
  • Power Cord and Plug
  • Tip-over Switch (located at the base)
Midea PTC Ceramic Heater showing instant heating capability, reaching 35°C in 3 seconds, and being 10% faster than traditional heaters.

Figure 3: Instant Heating Feature

Close-up of the PTC ceramic heating element, highlighting its efficiency (45% higher) and 3D structure with silicone heat dissipator.

Figure 4: PTC Ceramic Heating Technology

4. Setup

  1. Unpack: Carefully remove the heater from its packaging. Retain packaging for storage if needed.
  2. Placement: Place the heater on a stable, flat, and heat-resistant surface. Ensure there is at least 1 meter (3 feet) of clear space around the heater from any walls, furniture, or other objects.
  3. Power Connection: Plug the power cord into a standard 230V AC electrical outlet. Ensure the outlet is in good condition and not overloaded.

5. Operating Instructions

5.1 Control Panel

The heater features a touch-sensitive control panel with an LED display on the top. The display shows the current temperature and mode settings.

Close-up of the Midea PTC Ceramic Heater's LED control panel showing temperature display and touch buttons for power, mode, and timer.

Figure 5: Control Panel and LED Display

5.2 Power On/Off

Press the Power button on the control panel to turn the heater on or off.

5.3 Mode Selection

The heater offers 4 operating modes:

  • High Heat (HI): Provides maximum heating power.
  • Low Heat (Lo): Provides reduced heating power.
  • ECO Mode (Eco): Automatically adjusts heating power to maintain the set temperature while optimizing energy consumption.
  • Fan Only (CL): Circulates air without heating.

Press the Mode button to cycle through the available modes.

Midea PTC Ceramic Heater operating in ECO mode, showing a graph of power consumption fluctuations over time, indicating energy savings compared to other heaters.

Figure 6: ECO Mode Operation

5.4 Temperature Setting

In heating modes (HI, Lo, ECO), you can set the desired temperature between 5°C and 35°C. Use the Temperature Up (+) and Temperature Down (-) buttons to adjust the temperature in 1°C increments.

The heater will automatically turn on or off to maintain the set temperature.

Midea PTC Ceramic Heater showing temperature adjustment range from 5°C to 35°C in 1-degree increments, with the heater placed on a desk next to a laptop and notebook.

Figure 7: Customizable Temperature Settings

5.5 Timer Function

The 24-hour timer allows you to set a specific duration for the heater to operate before automatically shutting off. Press the Timer button and use the Temperature Up (+) and Temperature Down (-) buttons to set the desired operating time in hours.

Midea PTC Ceramic Heater in a bedroom setting, illustrating its quiet operation at 42dB (compared to respiration at 20dB and talking at 50dB) and 24-hour timer function.

Figure 8: Quiet Operation and Timer

6. Maintenance

Regular maintenance ensures optimal performance and longevity of your heater.

  1. Cleaning:
    • Always unplug the heater and allow it to cool completely before cleaning.
    • Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
    • Use a vacuum cleaner with a brush attachment to remove dust from the air inlet and outlet grilles.
  2. Storage:
    • If storing the heater for an extended period, clean it thoroughly.
    • Store the heater in its original packaging in a cool, dry place.

7. Troubleshooting

ProblemPossible CauseSolution
Heater does not turn on.Not plugged in; power outlet malfunction; tip-over switch activated; overheat protection activated.Ensure plug is secure. Test outlet with another device. Place heater on a flat surface. Allow heater to cool down for 30 minutes.
Heater produces no heat.Fan Only (CL) mode selected; temperature setting too low.Select a heating mode (HI, Lo, ECO). Increase the desired temperature setting.
Heater shuts off unexpectedly.Overheat protection activated; tip-over switch activated; timer expired.Ensure heater is not covered and has adequate ventilation. Place heater on a flat surface. Check timer settings.
Reduced airflow or heating efficiency.Dust accumulation on grilles.Clean air inlet and outlet grilles as described in the Maintenance section.

If the problem persists after attempting these solutions, please contact Midea customer support.

8. Specifications

FeatureDetail
Model NumberNT20-20AR
BrandMidea
Power Output2000 Watts
Voltage230 Volts
Temperature Range5°C - 35°C
Number of Modes4 (High, Low, ECO, Fan Only)
Special FeaturesElectronic Thermostat, Tip-over Protection, Overheat Protection, 24-Hour Timer
Dimensions (L x W x H)16.4 x 16.4 x 22 cm
Weight1.46 kg
Intended UseIndoor, Multi-room
Power SourceCorded Electric

9. Warranty and Support

Midea products are manufactured to the highest quality standards. For warranty information, please refer to the warranty card included with your product or visit the official Midea website.

For technical support, troubleshooting assistance, or to inquire about replacement parts, please contact Midea customer service:

  • Website: www.midea.com
  • Customer Service: Refer to your regional Midea contact information.

© 2026 Midea. All rights reserved.

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