If you’re looking for the best 33-inch fireplace inserts for your fireplace conversion in 2026, I’ve found some great options, including models from Dimplex, Valuxhome, PuraFlame, Giantex, and Ashley. These units offer realistic flames, customizable effects, and easy installation—perfect for upgrading your space. Many feature remote controls, safety features, and efficient heating. To choose the right fit and style, you’ll want to think about size, design, and features—stick with me to explore each one in detail.
Key Takeaways
- Focus on realistic flame effects, customizable lighting, and ember beds for authentic fireplace conversions.
- Ensure the insert dimensions are approximately 33 inches wide for perfect fit.
- Check heating capacity (BTUs) to cover up to 400 sq. ft., suitable for various room sizes.
- Prioritize models with easy plug-and-play setup, remote controls, and smart home compatibility.
- Consider safety features, installation options, and design aesthetics to match your interior style.
| Dimplex 33″ Multi-Fire XHD Firebox with Logs (Model: XHD33L) |  | Realistic Flame Effect | Size: 33 inches wide, 23.18 inches high, 7.51 inches deep | Heating Power: 5,118 BTU | Flame Effects: High-contrast, customizable flames with logs/embers | VIEW LATEST PRICE | See Our Full Breakdown |
| Valuxhome 33-Inch Electric Fireplace with Remote |  | Modern Design | Size: 33 inches wide, 24.9 inches high, 8.84 inches deep | Heating Power: 5100 BTU | Flame Effects: Multi-flame modes, adjustable brightness, atmosphere lighting | VIEW LATEST PRICE | See Our Full Breakdown |
| PuraFlame Klaus Electric Fireplace Insert with Sound |  | Classic Charm | Size: 44.1 inches wide, 27 inches high, 10 inches deep | Heating Power: 750/1500W (approx. 2559-5118 BTU) | Flame Effects: Three flame settings, adjustable brightness, flame effects without heat | VIEW LATEST PRICE | See Our Full Breakdown |
| Dimplex Revillusion 30″ Electric Firebox Black |  | Premium Realism | Size: 31.18 inches wide, 26.54 inches high, 12.07 inches deep | Heating Power: Up to 4,400 BTU | Flame Effects: Large, brighter flames, realistic logs, full view | VIEW LATEST PRICE | See Our Full Breakdown |
| Giantex 33″ Electric Fireplace Insert with Remote |  | Adjustable Ambiance | Size: 33 inches wide, unspecified height/depth | Heating Power: 5,118 BTU | Flame Effects: Three flame colors, adjustable brightness, flame-only mode | VIEW LATEST PRICE | See Our Full Breakdown |
| Electric Fireplace Insert with Remote & Adjustable Flame |  | Compact & Stylish | Size: 32.9 inches wide, unspecified height/depth | Heating Power: 750/1500W (approx. 2559-5118 BTU) | Flame Effects: Flickering flames with adjustable brightness, logs | VIEW LATEST PRICE | See Our Full Breakdown |
| Westinghouse 50″ Electric Fireplace Heater with Remote |  | Smart Control | Size: 50 inches wide, 15.75 inches high, 5.5 inches deep | Heating Power: 5,110 BTU | Flame Effects: Realistic LED flames with flame brightness levels | VIEW LATEST PRICE | See Our Full Breakdown |
| Electric Fireplace Insert with Remote & Adjustable Flame |  | Space-Saving Ease | Size: 29.6 inches wide, 23.6 inches high, 5.3 inches deep | Heating Power: 750/1500W (approx. 2559-5118 BTU) | Flame Effects: Three flame colors, adjustable brightness, flame effects | VIEW LATEST PRICE | See Our Full Breakdown |
| PuraFlame 33″ Electric Fireplace Insert with Remote |  | Elegant Classic | Size: 44.1 inches wide, 31.5 inches high, 8.8 inches deep | Heating Power: 750/1500W (approx. 2559-5118 BTU) | Flame Effects: Three flame settings, adjustable brightness, LED flames | VIEW LATEST PRICE | See Our Full Breakdown |
| Signature Design Ashley Electric Fireplace Insert |  | Multi-Function | Size: 31.25 inches wide, 24.13 inches high, 8.75 inches deep | Heating Power: 5,386 BTU | Flame Effects: LED flames with glowing embers, log set | VIEW LATEST PRICE | See Our Full Breakdown |
| Richflame 33-inch Electric Fireplace Insert with Remote |  | Rustic Charm | Size: 35 inches wide, 27 inches high, 8.8 inches deep | Heating Power: 750/1500W (approx. 2559-5118 BTU) | Flame Effects: Vivid flames with three settings, realistic logs | VIEW LATEST PRICE | See Our Full Breakdown |
More Details on Our Top Picks
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Valuxhome Electric Fireplace, 33 Inches Electric Fireplace Insert, Fireplace Heater with Overheating Protection, Fire Crackling Sound, Remote Control, 750/1500W, Black
INSERT INSTALLATION: Front dimension: 33"W X 8.84"D X 24.9"H and back dimension is 29.6"W X 7.7"D X 23.81"H....
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Dimplex 33″ Multi-Fire XHD Firebox with Logs (Model: XHD33L)
If you’re looking for a realistic and customizable electric fireplace insert that’s perfect for medium-sized rooms, the Dimplex 33″ Multi-Fire XHD Firebox with Logs (Model: XHD33L) is an excellent choice. It features high-contrast, lifelike flames that can be enhanced with red highlights or glowing logs and embers without flames. Made from charred hardwood, it creates a convincing firewood appearance, adding depth and authenticity. The firebox includes a built-in timer for up to 8 hours of automatic shut-off, a temperature display, and remote control, making it both functional and easy to operate.
- Size:33 inches wide, 23.18 inches high, 7.51 inches deep
- Heating Power:5,118 BTU
- Flame Effects:High-contrast, customizable flames with logs/embers
- Remote Control:Yes, included
- Installation Type:Built-in, ventless
- Power Source:Standard outlet (no batteries)
- Additional Feature:Customizable ember glow
- Additional Feature:Built-in timer feature
- Additional Feature:Realistic charred hardwood logs
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PuraFlame Klaus 33" x 21" Electric Fireplace Insert with Trim Kit, Fire Crackling Sound, Resin Log, Glass Door and Mesh Screen, 750/1500W Heater, Black
Overall dimensions: 44.1" Wide x 27" High x 10" Deep. Come in 2 packages and may be delivered...
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Valuxhome 33-Inch Electric Fireplace with Remote
The Valuxhome 33-Inch Electric Fireplace with Remote stands out for those seeking a stylish, versatile insert that combines realistic visuals with user-friendly features. Its sleek design fits well in modern homes, with dimensions that suit openings of at least 30 inches wide. It offers supplemental heat for rooms up to 400 square feet, with adjustable settings and a timer for convenience. The fireplace’s lifelike resin logs, ember bed, and customizable flame effects create a cozy ambiance, while the remote control makes operation easy from across the room. Made from durable materials, it’s vent-free, energy-efficient, and perfect for enhancing any contemporary living space.
- Size:33 inches wide, 24.9 inches high, 8.84 inches deep
- Heating Power:5100 BTU
- Flame Effects:Multi-flame modes, adjustable brightness, atmosphere lighting
- Remote Control:Yes, included
- Installation Type:Insert, ventless
- Power Source:120V AC, no batteries
- Additional Feature:Multi-color atmosphere lighting
- Additional Feature:Fire crackling sound
- Additional Feature:Compatible with Alexa/Google Home
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Dimplex Revillusion® 30" Built-in Electric Firebox (Model: RBF30), 4435/6739/8786 BTU, 120/208V/240 Volt, 1375/1975/2575 Watt, Black
Contents: 30" built-in electric firebox (RBF30) with a herringbone backdrop.
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PuraFlame Klaus Electric Fireplace Insert with Sound
The PuraFlame Klaus Electric Fireplace Insert stands out for its incredibly realistic design, making it an ideal choice for homeowners who want the cozy charm of a traditional fireplace without the mess. Its antique look features a three-sided interior brick wall, glass door, and mesh screen that mimic real masonry. Measuring 44.1 inches wide, it’s easy to install with a flat bottom that sits directly on the floor. It offers adjustable flames, customizable LED effects, and a crackling fire sound for added authenticity. With a heating capacity of up to 400 sq. ft., remote control operation, and simple plug-in setup, it combines style and convenience effortlessly.
- Size:44.1 inches wide, 27 inches high, 10 inches deep
- Heating Power:750/1500W (approx. 2559-5118 BTU)
- Flame Effects:Three flame settings, adjustable brightness, flame effects without heat
- Remote Control:Yes, included
- Installation Type:Insert, plug-in
- Power Source:120V AC, no batteries
- Additional Feature:Traditional antique design
- Additional Feature:Three flame brightness levels
- Additional Feature:Interior brick wall detail
Dimplex Revillusion 30″ Electric Firebox Black
Designed for those seeking a realistic and hassle-free fireplace upgrade, the Dimplex Revillusion 30″ Electric Firebox offers an immersive flame display without the need for venting or gas lines. Its full herringbone brick interior and life-size hardwood-cast logs create an authentic look, enhanced by brighter, more random flames. Easy to install, it requires framing, wiring, and finishing—no venting or safety screens needed. With built-in touch controls and a remote, you can effortlessly switch between light and color settings. Weighing about 68 pounds, it’s a sleek, durable option that provides up to 1,800 sq. ft. of heat, making it a versatile, visually stunning upgrade.
- Size:31.18 inches wide, 26.54 inches high, 12.07 inches deep
- Heating Power:Up to 4,400 BTU
- Flame Effects:Large, brighter flames, realistic logs, full view
- Remote Control:Yes, included
- Installation Type:Built-in, requires framing/wiring
- Power Source:120V, hardwired or plug-in
- Additional Feature:Herringbone brick interior
- Additional Feature:Seamless built-in installation
- Additional Feature:Multiple flame color settings
Giantex 33″ Electric Fireplace Insert with Remote
If you’re looking for an electric fireplace insert that combines realistic flames with customizable features, the Giantex 33″ model stands out as an excellent choice. It features a tempered glass panel that displays lifelike flames with three color options—orange-red, blue, and a mixed hue—and adjustable brightness levels. The flames can run independently for ambiance without heat. With two heat modes and an intelligent thermostat, you can easily set the temperature from 62℉ to 82℉. Controlled via remote or manual buttons, it also includes safety features like an overheating cut-off. Its versatile design fits wall mounting or cabinetry, making it perfect for various spaces.
- Size:33 inches wide, unspecified height/depth
- Heating Power:5,118 BTU
- Flame Effects:Three flame colors, adjustable brightness, flame-only mode
- Remote Control:Yes, included
- Installation Type:Insert, wall-mount or insert
- Power Source:120V AC, no batteries
- Additional Feature:Vivid flame color options
- Additional Feature:Flame brightness adjustment
- Additional Feature:Cool-to-touch tempered glass
Electric Fireplace Insert with Remote & Adjustable Flame
For homeowners seeking a hassle-free way to upgrade their existing fireplaces, an electric fireplace insert with a remote and adjustable flame offers unmatched convenience and control. It features realistic flames, ember glows, and crackling log sounds that enhance any decor—from rustic to modern. You can adjust the flame brightness and ambiance to suit your mood, and the optional crackling logs add warmth. With a 1500W infrared heater, it provides safe, efficient heat for rooms up to 400 sq ft, all without chimneys or gas lines. The remote and safety features like overheat protection make operation simple, safe, and maintenance-free.
- Size:32.9 inches wide, unspecified height/depth
- Heating Power:750/1500W (approx. 2559-5118 BTU)
- Flame Effects:Flickering flames with adjustable brightness, logs
- Remote Control:Yes, included
- Installation Type:Recessed, wall-mount or insert
- Power Source:120V AC, no batteries
- Additional Feature:Overheat protection
- Additional Feature:Versatile wall-mount/insert
- Additional Feature:Classic nostalgic style
Westinghouse 50″ Electric Fireplace Heater with Remote
The Westinghouse 50″ Electric Fireplace Heater with Remote stands out as an ideal choice for those seeking customizable comfort and smart control in their fireplace conversion. It offers adjustable heater settings and a built-in thermostat that can be set between 62°F and 82°F, ensuring the perfect temperature. The unit features color-changing flames, a 24-hour timer, and compatibility with Alexa and Google Home for remote control. With 5,110 BTUs of heat and a sleek black, modern design, it can be wall-mounted or recessed. Its vent-free operation makes it versatile for indoor use in rooms up to about 51 square feet, combining style and functionality seamlessly.
- Size:50 inches wide, 15.75 inches high, 5.5 inches deep
- Heating Power:5,110 BTU
- Flame Effects:Realistic LED flames with flame brightness levels
- Remote Control:Yes, included
- Installation Type:Built-in, direct wiring or plug-in
- Power Source:120V AC, no batteries
- Additional Feature:Smart voice control
- Additional Feature:Double-sided flame display
- Additional Feature:Modern rectangular design
Electric Fireplace Insert with Remote & Adjustable Flame
A standout choice for those seeking convenience and ambiance, the electric fireplace insert with remote and adjustable flame offers effortless operation and customizable flames. Its compact, recessed design fits snugly into mantles, TV cabinets, or bookshelves, making it ideal for small spaces. With realistic flame colors and glowing fuel beds, it creates a cozy, lifelike fire experience. The remote control and touch screen make adjusting heat, flames, and timers simple, while safety features like overheating protection provide peace of mind. Quiet operation and vintage styling add charm, making this insert both practical and stylish for any living space.
- Size:29.6 inches wide, 23.6 inches high, 5.3 inches deep
- Heating Power:750/1500W (approx. 2559-5118 BTU)
- Flame Effects:Three flame colors, adjustable brightness, flame effects
- Remote Control:Yes, included
- Installation Type:Insert, plug-in or hardwired
- Power Source:120V AC, no batteries
- Additional Feature:Vintage appearance
- Additional Feature:3 flame color modes
- Additional Feature:Cool tempered glass
PuraFlame 33″ Electric Fireplace Insert with Remote
If you’re looking for an electric fireplace insert that combines realistic visuals with easy operation, the PuraFlame 33″ Electric Fireplace Insert with Remote stands out as an excellent choice. It measures 44.1 inches wide, 31.5 inches high, and 8.8 inches deep, making it suitable for many spaces. The unit features three flame settings with adjustable brightness and intensity, usable with or without heat, thanks to energy-efficient LED technology. It includes a remote control for convenience, a resin log for authentic looks, and a sleek, modern design with a three-sided brick interior. Powered by a standard outlet, it’s easy to install and comes with a one-year warranty.
- Size:44.1 inches wide, 31.5 inches high, 8.8 inches deep
- Heating Power:750/1500W (approx. 2559-5118 BTU)
- Flame Effects:Three flame settings, adjustable brightness, LED flames
- Remote Control:Yes, included
- Installation Type:Insert, plug-in
- Power Source:120V AC, no batteries
- Additional Feature:Three flame settings
- Additional Feature:Three-sided interior brick
- Additional Feature:Easy floor placement
Signature Design Ashley Electric Fireplace Insert
For those seeking a stylish, space-saving electric fireplace insert compatible with existing entertainment centers, the Signature Design Ashley Electric Fireplace Insert is an excellent choice. Measuring just over 31 inches wide, it fits well into TV stands and entertainment centers. Made from metal and glass, it features a faux firebrick surround and realistic LED flames with glowing embers. You can operate it with or without infrared heat, adjust flame brightness, and set a timer up to nine hours. Easy to install, lightweight, and safety-certified, this unit delivers ambiance and warmth up to 1,000 square feet, making it a versatile addition to any living space.
- Size:31.25 inches wide, 24.13 inches high, 8.75 inches deep
- Heating Power:5,386 BTU
- Flame Effects:LED flames with glowing embers, log set
- Remote Control:Yes, included
- Installation Type:Insert, plug-in
- Power Source:120V AC, no batteries
- Additional Feature:Faux firebrick surround
- Additional Feature:Seven temperature presets
- Additional Feature:Compatible with entertainment centers
Richflame 33-inch Electric Fireplace Insert with Remote
The Richflame 33-inch Electric Fireplace Insert stands out as an excellent choice for those seeking a realistic fire experience with modern convenience. Its weathered concrete interior creates a natural, authentic look with unique variations, while the vivid flames and log burning sounds enhance realism. With two heat settings—750W and 1500W—it can warm up to 400 square feet efficiently. The energy-efficient LED technology, combined with safety overheat protection and CSA approval, ensures safe, low-maintenance use. Operating easily via remote control and a six-foot power cable, this insert offers a hassle-free upgrade for any fireplace conversion.
- Size:35 inches wide, 27 inches high, 8.8 inches deep
- Heating Power:750/1500W (approx. 2559-5118 BTU)
- Flame Effects:Vivid flames with three settings, realistic logs
- Remote Control:Yes, included
- Installation Type:Insert, plug-in
- Power Source:120V AC, no batteries
- Additional Feature:Weathered concrete interior
- Additional Feature:Log burning sound
- Additional Feature:CSA safety certified
Factors to Consider When Choosing 33 Inch Fireplace Inserts for Fireplace Conversions
When choosing a 33-inch fireplace insert, I focus on size compatibility to guarantee it fits seamlessly into my existing space. I also consider heating capacity and flame realism to match my comfort and aesthetic preferences. Additionally, I look at installation requirements and design to make sure it’s practical and complements my home’s style.
Size Compatibility
Are you confident that your chosen 33-inch fireplace insert will fit perfectly into your existing space? It’s vital to measure the width of your opening precisely at 33 inches to guarantee a seamless fit. Don’t forget to check the depth and height of the installation area so the insert doesn’t obstruct any features or limit access. Verify that the insert’s dimensions align with your fireplace opening specifications for a proper fit. Consider the clearance requirements around the insert for ventilation and safety; insufficient space can cause operational issues. Always consult the manufacturer’s recommended opening sizes to assure compatibility and peak performance. Taking these measurements and considerations seriously helps prevent costly mistakes and ensures your new fireplace insert functions safely and efficiently.
Heating Capacity
Choosing the right 33-inch fireplace insert depends heavily on its heating capacity, guaranteeing it warms your space efficiently without wasting energy. To do this, check that the insert’s BTU output is at least 5,000 for effective heating up to 1,000 square feet. This assures your room gets enough warmth without overworking the unit. Also, consider models with adjustable heat settings and thermostats, so you can customize comfort levels easily. Verify the wattage and coverage area to confirm compatibility with your electrical system and room size. Safety features like overheat protection are essential to prevent hazards during operation. Prioritizing these factors helps you select an insert that delivers reliable, efficient heat tailored to your specific space.
Design Aesthetics
The design aesthetics of a 33-inch fireplace insert play a crucial role in seamlessly integrating it into your room’s decor. It’s important to choose a style that complements your existing interior, whether modern, rustic, or traditional. Realistic flame effects, like LED flames or holographic displays, boost authenticity and visual appeal. The interior finish, such as brick or stone textures, adds to the ambiance and can match or contrast surrounding surfaces for a cohesive look. The exterior color and style—think black, metal, or polished glass—also influence the room’s visual harmony. Additionally, decorative elements like resin logs, glowing embers, and customizable lighting help create a cozy, inviting atmosphere that aligns perfectly with your aesthetic preferences.
Installation Requirements
When selecting a 33-inch fireplace insert for your conversion, it’s essential to verify that the unit fits precisely within your existing fireplace opening. Measure the opening carefully, as most standard inserts are around 33 inches wide. Confirm the installation requires minimal modifications, like framing or electrical wiring, to suit your current setup. Check the clearance space around the insert for proper ventilation, safety, and heat dissipation. Consider whether the installation suits wall-mounting, fitting, or built-in configurations based on your space and preferences. Additionally, verify the electrical requirements—voltage, outlet type, and power supply—to confirm compatibility with your home’s electrical system. Proper planning guarantees a safe, efficient, and straightforward installation process.
Flame Realism
Since flame realism greatly enhances the overall ambiance of a fireplace insert, it’s essential to take into account how authentic the fire display appears when selecting a 33-inch model. Realistic flame effects often use LED or holographic tech to mimic flickering flames, varying heights, and movement, creating a more convincing fire impression. Enhancing authenticity with resin logs, ember beds, and glowing fuel beds makes the display even more immersive. Adjustable brightness and color options allow you to tailor the flames from soft embers to lively fire scenes. Advanced features like three-dimensional flames and multi-color effects boost visual realism, making your fireplace feel more genuine. The quality of these effects dramatically influences the ambiance, so prioritize models that deliver highly realistic, dynamic flame displays.
Control Options
Choosing the right control options for your 33-inch fireplace insert can make a significant difference in convenience and ease of use. I recommend checking if the insert offers remote control operation, so you can adjust settings from across the room without hassle. Look for flexible options like touch panels, remote controls, or app connectivity to suit your preferences. It’s also helpful if the controls allow you to customize flame brightness, heat levels, and timers, giving you control over ambiance and comfort. Additionally, prioritize systems with safety features like overheating protection and automatic shut-off for peace of mind. Ultimately, ensure the controls are user-friendly, with clear interfaces and accessible controls so everyone can operate the insert easily.
Safety Features
Safety features are a vital aspect to take into account when selecting a 33-inch fireplace insert, as they directly impact the unit’s reliability and your peace of mind. Overheat protection automatically shuts off the unit if it gets too hot, preventing fire hazards and damage. Safety cut-off devices help guarantee safe operation during extended use, reducing the risk of overheating. Cool-to-touch tempered glass panels provide a safe barrier, lowering the chance of burns or injuries. Look for inserts with CSA or UL certification, which indicates they’ve passed rigorous safety testing and meet industry standards. Additionally, remote controls with safety lock functions prevent accidental activation or changes, especially important if you have children or pets. Prioritizing these safety features guarantees a secure and worry-free fireplace experience.
Energy Efficiency
When selecting a 33-inch fireplace insert, prioritizing energy efficiency can save you money and reduce your environmental impact. Look for models with energy-efficient LED flame technology, which uses less power while still delivering realistic visual effects. Adjustable heat settings and built-in thermostats help optimize energy use based on your room’s temperature needs, preventing waste. Programmable timers are also valuable—they automatically turn off the unit once your desired ambiance or temperature is reached, cutting unnecessary energy consumption. Be sure to check for high energy efficiency ratings like ENERGY STAR certification to ensure the unit meets rigorous standards. Finally, choose inserts with multi-flame modes and brightness adjustments, allowing you to customize the ambiance without increasing energy use.
Frequently Asked Questions
Which Fireplace Insert Offers the Most Realistic Flame Effects?
I believe the Napoleon B36E offers the most realistic flame effects. Its LED technology creates flickering, dancing flames that mimic real fire perfectly. The flame bed is enhanced with ember accents, adding depth and authenticity. I’ve seen it in action, and honestly, it’s hard to tell it’s not a real fire. If you want stunning, life-like flames, this insert is a top choice for a convincing fire experience.
Are These Inserts Energy-Efficient for Long-Term Use?
Yes, these inserts are energy-efficient for long-term use. I’ve found that many models feature advanced heat management systems, including thermostats and programmable timers, which help reduce energy waste. They often use LED or electric flames that consume less power than traditional fireplaces. Over time, this efficiency saves you money on energy bills and minimizes environmental impact, making them a smart choice for sustainable home heating.
Can These Inserts Be Installed Without Professional Help?
I believe most of these fireplace inserts can be installed without professional help if you’re comfortable with DIY projects. They usually come with detailed instructions and all necessary components. However, I recommend carefully reading the installation manual and making certain you meet all safety requirements. If you’re unsure or uncomfortable at any point, it’s best to consult a professional to ensure proper and safe installation.
Do All Models Include Remote Controls?
Not all models include remote controls, but many do for added convenience. I’ve found that some higher-end inserts come with remote options, allowing you to adjust heat and flame settings from across the room. However, cheaper or more basic models often lack this feature. Before buying, I recommend checking the product specifications to verify the insert has a remote if that’s an important feature for you.
How Do Noise Levels Compare Across Different Models?
Did you know that some models operate at noise levels as low as 30 decibels, comparable to a whisper? I’ve found that noise levels vary considerably among fireplace inserts. Higher-end models tend to be quieter, offering a peaceful ambiance, while budget options can be louder, sometimes reaching 50 decibels or more. I recommend checking product specs carefully to find one that balances performance with a quiet operation.
Conclusion
Choosing the right 33-inch fireplace insert can transform your space into a cozy haven faster than you can say “fireplace upgrade.” Whether you prefer realistic logs, remote controls, or sound effects, these options are your ticket to a stunning conversion. Remember, the perfect insert isn’t just a purchase—it’s a game-changer that can turn any room into the warmest, most inviting spot in your home. So go ahead, pick your favorite and ignite the magic!
