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The Dimplex BF45DXP Built-In Electric Firebox is designed to create a grand traditional fireplace look with the convenience of electric operation. As one of the larger built-in firebox options, it offers a more substantial presence for custom mantels, framed surrounds, media walls, and renovation projects where a bold, classic fireplace focal point is desired.
With its realistic flame effect, detailed log set, and deep firebox appearance, the BF45DXP brings warmth, character, and timeless style to the room without the maintenance of wood or gas. The flame can be enjoyed with or without heat, allowing you to create a cozy atmosphere throughout the year.
The Dimplex BF45DXP is a great choice for homeowners who want a larger built-in electric fireplace with a traditional look, flexible installation possibilities, and reliable low-maintenance comfort.
Grand warmth, timeless fireplace style.
View Inspiration ->Key Features
Designed for performance, simplicity, and everyday comfort.
A premium electric fireplace experience with refined design, modern controls, and dependable performance.
Creates a grand traditional fireplace look for custom mantels, framed surrounds, and built-in install
Features a classic flame effect with a detailed log set for a warm, authentic fireplace appearance.
Enjoy the look of the fire with or without heat for year-round ambiance.
No venting, gas lines, wood, chimney cleaning, or fuel storage required.
Product Specifications
Technical specifications for planning, installation, and product comparison.
Fit and finish
Dimensions
Overall size
W × H × D- Width
- 44 3/4"
- Height
- 32 3/4"
- Depth
- 15 3/8"
Framing / rough opening
Required opening- Framing width
- 45"
- Framing height
- 32 7/8"
- Framing depth
- 16"
Performance
Heating and electrical
- Maximum heat output
- 9,213 BTU
- Maximum wattage
- 2,700 W
- Heating area
- 1,000 sq. ft.
- Voltage
- 120 / 208 / 240
- Amperage
- 12.0/10.10/11.25
- Hardwire
- Yes
- Plug-in
- Yes
Project planning
Installation and viewing
- Installation type
- Insert
- Viewing style
- Front View
- Best For
- Traditional Fireplace Designs
- Indoor / outdoor rating
- Indoor Only
- Heater location
- Front Vent
Everyday experience
Controls and experience
- Remote
- Optional
- Media type
- Logs
Model information
Product details
- Series
- BF Series
- Size
- 45"
- Size range
- A. Compact (Under 50")
- Shipping weight
- 106.5 lbs
Coverage
Warranty
2 Year Limited
Product Resources
Manuals & Documents
Access installation details, measurements, framing requirements, and product documentation before you buy.
Delivery & Pickup
Qualifying orders under $1,999 ship across Canada for a $199 flat rate, while qualifying orders $1,999+ receive free standard shipping. Free local delivery is available on qualifying orders $999+ within our Burlington-area delivery zone. Select oversized products and remote destinations may require a custom freight quote. Pickup may also be available by arrangement for eligible orders.
Warranty & Protection
This product is sold by an authorized dealer and is backed by manufacturer warranty support. Optional protection plans can be selected above. Protection plan coverage is for parts only and does not include labour, diagnostics, installation, removal, reinstallation, service calls, or shipping.
Which Size Is Right For You?
Use our Fireplace Size Calculator to find the perfect fit for your space.
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Complete The Look
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Frequently Asked Questions
How much heat does this fireplace provide?
This model provides supplemental heat for approximately 1,000 sq ft. Actual performance can vary based on room layout, insulation, ceiling height, and wiring setup.
What voltage does this fireplace use?
This fireplace is designed for 120/208/240 power. Always confirm wiring requirements with the installation manual or a licensed electrician before installation.
How is this fireplace installed?
This model is designed for insert installation. Review the product manual for framing, clearance, and finishing requirements before starting your project.
Can this fireplace be installed under a TV?
Many electric fireplaces can be installed below a TV, but clearances vary by model and installation type. Always confirm the manual, mantel clearances, and TV manufacturer guidance before installing.

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