Introduction
This manual provides essential information for the safe and efficient operation of your Lasko Ellipse Ceramic Tower Heater, model CT18950. Please read all instructions carefully before use and retain this manual for future reference.
The Lasko Ellipse Ceramic Tower Heater is designed to provide supplemental warmth to indoor spaces. It features 1500 watts of heating power, widespread oscillation, and a quiet operation level of less than 40dB.

Image: The Lasko Ellipse Ceramic Tower Heater, black with a silver base, shown alongside its remote control.
Important Safety Instructions
When using electrical appliances, basic precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following:
- Read all instructions before using this heater.
- This heater is hot when in use. To avoid burns, do not let bare skin touch hot surfaces.
- Always use the built-in handle when moving this heater.
- 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 keep them away from the sides and rear.
- Extreme caution is necessary when any heater is used by or near children or invalids and whenever the heater is left operating and unattended.
- Always unplug heater when not in use.
- Do not operate any heater with a damaged cord or plug or after the heater malfunctions, has been dropped or damaged in any manner.
- Do not use outdoors.
- This heater is not intended for use in bathrooms, laundry areas, and similar indoor locations. Never locate heater where it may fall into a bathtub or other water container.
- Do not run cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
- To disconnect heater, turn controls to OFF, then remove plug from outlet.
- 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.
- 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.
- A heater has hot and arcing or sparking parts inside. Do not use it in areas where gasoline, paint, or flammable vapors or liquids are used or stored.
- Use this heater only as described in this manual. Any other use not recommended by the manufacturer may cause fire, electric shock, or injury to persons.
- Always plug heaters directly into a wall outlet/receptacle. Never use with an extension cord or relocatable power tap (outlet/power strip).
- This heater includes safety features such as a ceramic insert plug, cool touch housing, overheat protection, a tip-over sensor, and a child lock.

Image: The Lasko Ellipse Ceramic Tower Heater with visual indicators for Tip Over Protection, 3X Overheat Protection, and Cool Touch Housing.
Package Contents
Upon opening the package, please ensure all components are present and undamaged:
- Lasko Ellipse Ceramic Tower Heater (Model CT18950)
- Remote Control
- User Manual (this document)
Setup
- Placement: Place the heater on a firm, level surface. Ensure there is at least 3 feet (0.9 m) of clear space around the heater to allow for proper airflow and to prevent fire hazards.
- Power Connection: Plug the heater directly into a 120V AC wall outlet. Do not use extension cords or power strips.
- Remote Control Batteries: Insert the required batteries into the remote control (batteries not included).
Operating Instructions
The heater can be operated using the touch-sensing controls on the top panel or the included remote control.
Control Panel Overview

Image: Top-down view of the heater's control panel, showing various touch buttons.
- Power Button: Turns the heater ON or OFF.
- Mode Button: Cycles through heat settings (Low, Medium, High) and fan-only modes.
- Oscillation Button: Activates or deactivates the widespread oscillation feature for 120-degree heat distribution.
- Timer Button: Sets the auto-off timer.
- Temperature Up/Down Buttons: Adjusts the desired temperature setting.
- Child Lock Button: Engages or disengages the child lock feature.

Image: Diagram showing the heater's control panel buttons and the remote control buttons, labeled with their functions like Child Lock, Heat Level Control, Oscillation On/Off, Adjustable Thermostat, and 12 Hour Auto-Off Timer.
Heat Settings and Fan Speeds
The heater offers three heat settings (Low, Medium, High) and two fan speeds. Use the Mode button to cycle through these options to customize your comfort level.
Adjustable Thermostat and AutoEco Mode
The digital display shows the current room temperature. Use the Up/Down buttons to set your desired temperature between 60°F and 90°F. The heater will automatically cycle ON and OFF to maintain this temperature.
The AutoEco Mode automatically adjusts the heater's output to maintain a comfortable temperature while conserving energy. This mode helps reduce energy consumption.
Oscillation
Press the Oscillation button to activate the widespread oscillation feature, which distributes heat across a 120-degree area, ensuring thorough room coverage.

Image: The Lasko Ellipse Ceramic Tower Heater operating in a living room, illustrating its broad heat distribution through oscillation.
Auto-Off Timer
The 12-hour auto-off timer can be set in 30-minute increments for up to 2 hours, and then in 1-hour increments up to 12 hours. Press the Timer button repeatedly to select the desired duration. The heater will automatically turn off after the set time.

Image: The Lasko Ellipse Ceramic Tower Heater in a bedroom setting, with an overlay indicating the timer function can be set in 30-minute increments.
Child Lock
Activate the Child Lock feature to prevent accidental changes to settings. Refer to the control panel diagram for the specific button location.
Remote Control
The multi-function remote control allows you to operate all heater functions from a distance. It includes buttons for Power, Heat Speed, Timer, Mode, Temperature Adjustment, Oscillation, and Display Light Snooze.
There is a dedicated storage slot for the remote control on the back of the heater.
Maintenance
Regular maintenance ensures optimal performance and longevity of your heater. Always unplug the heater before performing any maintenance.
- Cleaning: Use a soft, damp cloth to wipe the exterior surfaces of the heater. Do not use abrasive cleaners or solvents.
- Air Intake/Exhaust: Periodically check and clean the air intake and exhaust grilles to ensure they are free from dust and debris. A vacuum cleaner with a brush attachment can be used.
- Storage: When not in use, store the heater in a cool, dry place. It is recommended to store it in its original packaging to protect it from dust and damage.
Troubleshooting
If your heater is not operating as expected, please consult the following common issues before contacting support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. | Not plugged in; power switch off; tripped circuit breaker; tip-over switch activated. | Ensure plug is fully inserted; turn power switch ON; reset circuit breaker; place heater on a flat, stable surface. |
| Heater stops operating. | Overheat protection activated; tip-over switch activated; timer expired. | Unplug and allow to cool for 10 minutes; ensure heater is upright on a stable surface; check timer settings. |
| No heat, only fan. | Heater is in fan-only mode; temperature setting is below room temperature. | Press Mode button to select a heat setting; increase desired temperature setting. |
| Remote control not working. | Dead batteries; obstruction between remote and heater. | Replace batteries; ensure clear line of sight to the heater's sensor. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Lasko |
| Model Number | CT18950 |
| Type | Ceramic Tower Heater |
| Power Output | 1500 Watts |
| Voltage | 120 Volts |
| Amperage | 12.5 Amps |
| Product Dimensions (DxWxH) | 5"D x 6"W x 19"H |
| Item Weight | 4.1 pounds |
| Heating Coverage | Up to 200 sq. ft. |
| Heat Settings | 3 (Low, Medium, High) |
| Fan Speeds | 2 |
| Temperature Range | 60°F - 90°F |
| Timer | 12-hour auto-off (30-min increments up to 2 hrs, then 1-hr increments up to 12 hrs) |
| Oscillation | 120-degree widespread oscillation |
| Safety Features | Tip-Over Switch, Overheat Protection, Ceramic Insert Plug, Cool Touch Housing, Child Lock |
Warranty and Support
This Lasko Ellipse Ceramic Tower Heater, model CT18950, comes with a 3-year limited manufacturer's warranty.
For warranty claims, technical support, or replacement parts, please contact Lasko customer service. Refer to the contact information provided on the Lasko website or your product packaging.
Online Resources: For additional information, FAQs, and support, please visit the official Lasko website.





