Introduction
This user manual provides essential information for the safe and efficient operation of your tectake 1500W Portable Electric Space Heater. Designed for versatile use in various indoor and outdoor settings such as patios, greenhouses, garages, bedrooms, and offices, this heater features PTC ceramic heating technology, 120° oscillation, and multiple safety protections. Please read this manual thoroughly before use and retain it for future reference.

Figure 1: tectake 1500W Portable Electric Space Heater.
Important Safety Instructions
To reduce the risk of fire, electric shock, or injury, always follow these basic precautions:
- Read all instructions before using this heater.
- Do not use this heater in bathrooms, laundry areas, or similar indoor locations where it may come into contact with water.
- Always unplug the heater when not in use.
- Do not operate any heater with a damaged cord or plug, or after the heater malfunctions or has been dropped or damaged in any manner.
- Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the heater and away from the sides and rear.
- To prevent a possible fire, do not block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
- Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
- This heater is equipped with an Overheat Protection feature that automatically cuts off power if the internal temperature reaches 167°F (75°C). The heater will resume operation once it cools down.
- The heater also includes a Tip-over Protection switch, which automatically shuts off the unit if it is accidentally knocked over. Ensure the heater is placed on a stable, flat surface.

Figure 2: Overheat and Tip-over Protection features.
Product Features
- Powerful PTC Ceramic Heating: Utilizes advanced PTC ceramic heating technology for rapid and efficient heating. Heats up to 200 square feet quickly.
- 3-Second Rapid Heating: Experience immediate warmth with a quick 3-second heat-up time.
- 120° Oscillation Function: Distributes heat evenly across a wide area, ensuring comprehensive warmth.
- Three Operating Modes:
- Fan Only Mode (Natural Wind)
- Low Heat Mode (750W)
- High Heat Mode (1500W)
- Quiet Operation: Operates at less than 40 decibels, providing a peaceful environment for work, sleep, or relaxation.
- Portable Design: Equipped with a convenient carry handle and compact dimensions (8"D x 7"W x 11"H) for easy relocation. Weighs approximately 4 pounds.
- Long Power Cord: Features a 6ft long power cord for flexible placement.

Figure 3: Fast heating capability with PTC ceramic technology.

Figure 4: 120-degree widespread oscillation.

Figure 5: Three distinct operating modes.

Figure 6: Key physical features of the heater.

Figure 7: Low noise operation for undisturbed comfort.
Setup
- Unpack the heater and all accessories from the box.
- Place the heater on a firm, level surface. Ensure there are no obstructions to the air intake or exhaust vents.
- Ensure the heater is at least 3 feet (0.9 meters) away from walls, furniture, curtains, and other combustible materials.
- Plug the power cord into a standard 120V AC electrical outlet. Do not use extension cords or power strips with this heater.
Operating Instructions
Your tectake space heater features two rotary knobs for easy control:
- Power/Mode Selection Knob (Right Knob):
- Turn to OFF to power off the unit.
- Turn to FAN for natural wind circulation without heat.
- Turn to LOW for 750W low heat output.
- Turn to HIGH for 1500W high heat output.
- Thermostat/Oscillation Knob (Left Knob):
- Adjust the thermostat from MIN to MAX to set your desired room temperature. The heater will cycle on and off to maintain this temperature.
- To activate the 120° oscillation function, ensure the heater is powered on and then turn the thermostat knob to the desired setting. The oscillation will begin automatically.

Figure 8: Rotary knob controls for mode and temperature.
Video 1: Demonstration of the heater's features, including portability, rotary knob controls for fan, low, and high heat settings, 120-degree oscillation, tip-over protection, and overheat protection.
Maintenance
Proper maintenance ensures the longevity and safe operation of your heater.
- Cleaning: Always unplug the heater from the wall outlet before cleaning. Use a soft, damp cloth to wipe the exterior surfaces of the heater. Do not use cleaning sprays, abrasive cleaners, or polishes as they may damage the heater.
- Storage: When storing the heater, keep it in a cool, dry location. It is recommended to store it in its original packaging to protect it from dust and damage.
- No User-Serviceable Parts: This heater contains no user-serviceable parts. Do not attempt to open or repair the unit yourself. Refer all servicing to qualified service personnel.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not operate. |
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| Heater stops operating unexpectedly. |
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| Heater produces a burning smell. | New unit or dust accumulation. | This is normal for new heaters and should dissipate quickly. If the smell persists or is strong, unplug the unit and contact customer support. Ensure the heater is clean and free of dust. |
Specifications
| Brand | tectake |
| Model Number | NSBK-150SK37 |
| Special Feature | Lightweight, Noiseless, Overheat Protection |
| Color | Dark Black |
| Indoor/Outdoor Usage | Indoor and Outdoor (suitable for patios, greenhouses, garages, bedrooms, offices) |
| Product Dimensions | 8"D x 7"W x 11"H |
| Heating Coverage | 200 sq.ft |
| Fuel Type | Electric |
| Voltage | 120 Volts (AC) |
| Item Weight | 4 pounds |
Warranty and Support
tectake provides a 1-year warranty service for this product from the date of purchase. For warranty claims, technical support, or any inquiries regarding your heater, please contact tectake customer service through the retailer's platform or the official tectake website.
Please have your model number (NSBK-150SK37) and purchase information ready when contacting support.





