1. Introduction
Thank you for purchasing the Silonn 50-inch Smart Electric Fireplace Heater. This appliance is designed to provide supplemental heat and aesthetic flame effects for your living space. It features smart app control, a remote control, and can be installed as a wall-mounted or recessed unit. Please read this manual thoroughly before installation, operation, or maintenance to ensure safe and efficient use of your fireplace heater.
2. 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. 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 the 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. Return heater to authorized service facility for examination, electrical or mechanical adjustment, or repair.
- 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.
- All electrical heaters have 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 an overheat protection system. If the heater overheats, it will automatically shut off. If this occurs, unplug the heater from the electrical outlet for 5-10 minutes. Plug it back in and resume normal operation.
- Ensure the power supply voltage matches the rating label on the appliance.
SAVE THESE INSTRUCTIONS
3. Package Contents
Carefully remove all components from the packaging and inspect for any damage. If any parts are missing or damaged, do not attempt to assemble or use the product. Contact customer support for assistance.
- Silonn 50-inch Electric Fireplace Heater Unit
- Remote Control
- Mounting Hardware / Tool Set
- User Manual
4. Setup and Installation
The Silonn 50-inch Electric Fireplace Heater offers two installation methods: wall-mounted or recessed. Choose the method that best suits your space and ensure proper preparation before installation.
4.1 Wall-Mounted Installation
For wall-mounted installation, the unit features a slim 3.9-inch profile to save space. Ensure the wall is structurally sound to support the weight of the fireplace.
- Select a suitable location on a wall, away from curtains, furniture, and high-traffic areas.
- Mark the desired height and width for mounting the bracket.
- Securely attach the mounting bracket to the wall using the provided hardware, ensuring it is level.
- Carefully lift the fireplace unit and hook it onto the wall mounting bracket.
- Secure the unit to the bracket using the designated screws.
4.2 Recessed Installation
Recessed installation requires proper framing within a compatible wall cavity. It is recommended to consult a professional for this type of installation.
- Prepare a wall cavity with the following approximate dimensions: Width 47.1" (1198mm), Height 16.5" (420mm), Depth 4.7" (120mm). Refer to the product specifications for exact required framing size.
- Ensure there is adequate clearance around the cavity for ventilation and access.
- Insert the fireplace unit into the prepared cavity.
- Secure the unit to the wall framing using the provided screws.
4.3 Power Connection
The fireplace comes with a 5.91 ft power cord. Ensure the power outlet is easily accessible and meets the electrical requirements of the unit (120V AC, 60Hz, 1400W).
- Plug the power cord directly into a grounded 3-prong 120V outlet.
- Do not use extension cords or power strips.

Figure 4.1: Illustration of Wall-Mounted and Recessed Installation Options. The wall-mounted option shows a slim profile, while the recessed option indicates the unit fitting into a wall cavity.

Figure 4.2: Wall-Mounted Installation with 3.9-inch slim profile and Recessed Installation with required framing sizes (Width, Height, Depth).
5. Operating Instructions
The Silonn electric fireplace can be operated using the control panel on the unit, the included remote control, or via a smart app on your mobile device.
5.1 Control Panel
The control panel is located on the front of the fireplace unit. It provides direct access to basic functions.
- Power Button: Turns the unit ON/OFF.
- Heater Button: Activates/deactivates the heating function.
- Temperature Control: Adjusts the heat output (62°F to 86°F).
- Flame Color Button: Cycles through 20 flame color modes and an automatic color-changing mode.
- Flame Brightness Button: Adjusts the brightness of the flame effect (5 levels).
- Timer Button: Sets the operating timer (1-8 hours).
5.2 Remote Control
The remote control provides convenient operation from a distance. Ensure the remote has working batteries and is pointed towards the fireplace unit.
- All functions available on the control panel are also accessible via the remote control.
- Additional functions may include flame jump speed adjustment.
5.3 Smart App Control (WiFi Enabled)
Operate your fireplace from anywhere using the dedicated smart app. This allows for pre-warming your room and offers enhanced control features.
- Download the Silonn smart app from the App Store (iOS) or Google Play Store (Android).
- Follow the in-app instructions to connect your fireplace to your home WiFi network.
- Once connected, you can control power, heating, temperature, flame effects, timer, and activate the child lock feature from your mobile device.

Figure 5.1: Smart App Control Interface for the Silonn Electric Fireplace.
5.4 Heating Functions
The fireplace provides powerful 5300 BTU heating, capable of warming an entire room efficiently.
- Heat Output: 5300 BTU.
- Temperature Range: Adjustable from 62°F to 86°F.
- Use the temperature controls on the unit, remote, or app to set your desired warmth.

Figure 5.2: Whole-Room Heating Capability with 5300 BTU Output.
5.5 Flame Effects
Customize the ambiance with various flame settings.
- Flame Colors: 20 distinct flame color modes, plus an automatic color-changing mode.
- Flame Brightness: 5 adjustable brightness levels.
- Flame Jump Speed: 5 adjustable flame jump speeds.
- The crystal effect enhances the visual appeal of the flames.

Figure 5.3: Customizable Flame Colors, Brightness, and Speed Options.
5.6 Timer Function
Set the fireplace to automatically turn off after a specified period.
- The timer can be set from 1 to 8 hours.
- Activate the timer using the control panel, remote, or app.
5.7 Child Lock
For added safety, activate the child lock feature to prevent unintended operation.
- The child lock can be enabled via the smart app.

Figure 5.4: Quiet Operation and Safety Features including Overheat Protection and Timer.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your electric fireplace.
6.1 Cleaning
- Always unplug the unit from the power outlet before cleaning.
- Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Gently clean the glass panel with a soft cloth and glass cleaner.
- Ensure all vents are free from dust and debris to maintain proper airflow. Use a vacuum cleaner with a brush attachment if necessary.
6.2 Storage
- If storing the fireplace for an extended period, unplug it and ensure it is clean and dry.
- Store the unit in a cool, dry place, preferably in its original packaging.
7. Troubleshooting
If you experience issues with your Silonn electric fireplace, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Fireplace does not turn on. | No power supply; Power cord not fully plugged in; Circuit breaker tripped; Unit is in overheat protection mode. | Check power outlet and ensure cord is securely plugged in; Reset circuit breaker; Unplug unit for 5-10 minutes to reset overheat protection. |
| No heat output. | Heater function is off; Temperature setting is too low; Air vents are blocked. | Activate heater function; Increase temperature setting; Clear any obstructions from air vents. |
| Flame effect not working. | Flame effect is turned off; LED components malfunction. | Ensure flame effect is activated; If issue persists, contact customer support. |
| Remote control not responding. | Batteries are dead or incorrectly inserted; Remote is too far or obstructed. | Replace batteries; Ensure correct battery polarity; Reduce distance and clear obstructions between remote and unit. |
| App control not connecting. | WiFi network issues; Incorrect app setup; Fireplace not in pairing mode. | Check WiFi connection; Re-follow app pairing instructions; Ensure fireplace is in WiFi pairing mode if applicable. |
If the problem persists after trying these solutions, please contact Silonn customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Silonn |
| Model Name | SLELF02B-50-US |
| Product Dimensions | 3.94"D x 50"W x 17"H |
| Material | Glass, cold rolled steel |
| Finish Type | Lacquered |
| Installation Type | Wall Mount, Recessed |
| Power Source | Corded Electric |
| Heat Output | 5300 British Thermal Units (BTU) |
| Power Consumption | 1400 Watts |
| Special Features | Adjustable Flame, LED Flame, Multicolor Flame (20 colors), Overheat Protection, Timer (1-8 hours), Smart App Control, Remote Control, Child Lock |
| Style | Modern |
| Color | Deep Black |
| Item Weight | 47.39 Pounds |
| UPC | 840478805161 |
9. Limited Warranty
Silonn provides a limited warranty for this product. The warranty covers defects in materials and workmanship under normal use for a specified period from the date of purchase. This warranty does not cover damage caused by misuse, accident, unauthorized modifications, or improper installation. Please retain your proof of purchase for warranty claims. For specific warranty terms and conditions, please refer to the documentation included with your product or contact Silonn customer support.
10. Customer Support
If you have any questions, require technical assistance, or need to report a problem with your Silonn Electric Fireplace Heater, please contact our customer support team.
- Website: Visit the official Silonn website for FAQs and support resources.
- Email: [Insert Silonn Customer Support Email Here]
- Phone: [Insert Silonn Customer Support Phone Number Here]
Please have your model number (SLELF02B-50-US) and purchase information ready when contacting support.





