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Napoleon Astound built-in electric fireplace with realistic flames and logs, enhancing indoor ambiance.

Napoleon Astound Built-In Smart Electric Fireplace (Alexa/Google Compatible)

by Napoleon
SKU NEFB50AB

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$2,879.00
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Napoleon Astound Built-In Smart

  • Smart Voice & App Control: Control your fireplace hands-free with Alexa, Google Home, or the Napoleon Home App so you never have to leave the couch to adjust heat or ambiance.
  • Hyper-Realistic Spark Flames: Advanced spark technology mimics the look of a real wood-burning fire, giving your room an authentic, cozy glow without the mess or maintenance.
  • 13 Ember Bed Colors: Choose from 13 LED ember bed color options and multi-color top lighting so your fireplace always matches your mood or décor.
  • Eco & Boost Heat Modes: Switch between ECO Mode for efficient background warmth and BOOST Mode for fast, powerful heat so you always have the right output for the moment.
  • Four Size Options: Available in 50", 62", 74", and 96" widths so you can find the perfect fit for virtually any wall or living space.
  • Flames Without Heat: Run the flame display year-round without activating the heater, giving you beautiful ambiance in any season at no extra energy cost.
Napoleon Astound Built-In Smart Electric Fireplace (Alexa/Google Compatible)
Specifications
Electrical
  • Voltage: 120V AC / 240V AC
  • Wattage: 1,500W (120V) / 3,000W (240V)
  • Amperage: 15A
  • Heat Output High: 10,000 BTU (240V / 3,000W)
  • Heat Output Low: 5,000 BTU (120V / 1,500W)
  • Wiring: Hardwired required for 240V / 3,000W operation
  • Bulb Type: LED
Flame & Controls
  • Flame Technology: Advanced spark-enhanced LED
  • Flame Speeds: 5 adjustable speeds
  • Ember Bed Colors: 13 LED color options
  • Heat Settings: 11 adjustable heat levels
  • Operating Modes: ECO Mode, BOOST Mode, Flame-only (no heat)
  • Timer: Weekly schedule programming
General
  • Sizes Available: 50", 62", 74", 96"
  • Fireplace Dimensions (50" model): 50.25" W x 25.75" H x 12.31" D
  • Viewing Area (50" model): 45.75" W x 17.5" H
  • Framing Dimensions (50" model): 50.75" W x 26.25" H x 13.38" D
  • Required Framing Depth: Approximately 12" to 13"

Napoleon Astound Built-In Smart Electric Fireplace

Turn up the realism and luxury in your home with the Napoleon Astound Electric Fireplace—where advanced design meets modern convenience.

This fireplace stuns with its extra-large viewing area, delivering lifelike flames through advanced spark technology that mimic a natural wood fire. Its frameless, minimalist design blends seamlessly into contemporary spaces or can be paired with optional trim for a traditional look.

Stay in control with smart voice commands, touch panel, or the Napoleon Home App, all while enjoying whisper-quiet warmth. The tinted glass front minimizes glare for a clearer, more immersive flame display.

Designed to heat up to 800 sq ft, this fireplace is as functional as it is beautiful—no chimney, no hassle.

Napoleon Astound Electric Fireplace Features

  • Extra-Large Viewing Area: Offers a wider flame display for a more dramatic and luxurious centerpiece.
  • Tinted Glass Front: Minimizes glare for a clearer, more vivid view of the flames.
  • Advanced Spark Technology: Creates hyper-realistic flames that closely mimic real wood-burning fires.
  • Frameless Design or Optional Trim: Gives you style flexibility for both modern and traditional interiors.
  • Voice & App Control: Works with Hey Google, Alexa, and the Napoleon Home App for seamless control.
  • Eco & Boost Modes: Lets you switch between light heating and powerful warmth to save energy or heat up quickly.
  • 11 Heat Settings: Gives you precise control over room temperature.
  • Weekly Timer Schedule: Automate on/off times to match your lifestyle.
  • Flame Speed Adjustment: Choose from 5 flame speeds to match your mood.
  • 13 LED Ember Bed Colors: Personalize your ambiance with vibrant color options.
  • Included Logs & Trim Kit: Enhances the fireplace’s appearance with a natural hearth look.
  • Multiple Size Options: Available in 50" to 96" widths to fit any room size.
  • CSA Certified & 2-Year Warranty: Backed by top-tier safety and protection.
HEAT OUTPUT
  • High: 10,000 BTUs (3,000W)
  • Low: 5,000 BTUs (1,500W)
  • Power: 1,500W / 3,000W
  • Voltage: 120V AC / 240V AC
  • Amps: 15A
  • Wiring: Hardwired (240V required for 3,000W)
HEATING AREA
  • Up to 800 sq. ft.
DIMENSIONS

Fireplace:
Width: 50.25"
Height: 25.75"
Depth: 12.31"

Viewing Area:
Width: 45.75"
Height: 17.5"

Framing Dimensions:
Width: 50.75"
Height: 26.25"
Depth: 13.38"

WEIGHT
  • Unit Weight: 132 lbs
  • Shipping Weight: 158 lbs
ELECTRICAL & SMART FEATURES
  • Bulb Type: LED
  • Smart Features: Wi-Fi enabled, compatible with Alexa and Google Home
  • Control Options: Napoleon Home App, Multi-function Premium Remote, Optional Wall-Mounted Remote
MEDIA BED & LIGHTING
  • Media Options: Logs, Pebbles, Glass Beads, Black Crystals
  • Color Options: 13 ember bed and top light colors
INSTALLATION & DESIGN
  • Installation Type: Built-In / Wall Mount
  • Finishing Options: Frameless or with included adjustable finishing trim
  • Design Features: Flip-down glass front for easy media changes
WHAT'S IN THE BOX
  • Napoleon Astound 50" Built-In Electric Fireplace
  • Front Trim
  • Multi-Function Premium Remote
  • Logs & Pebbles, Stones, and Crystals
  • User Manual
WARRANTY & CERTIFICATION
  • Warranty: 2-Year Limited Warranty
  • Certification: CSA Certified
Installation
  • Built-In / Wall Mount
  • Hardwired Installation Required
Downloads & Resources

Every order ships free to any address in the contiguous United States — no minimums, no fine print.

Your order ships via FedEx or UPS — delivered to your door within 3–7 business days.

Why Electric Fireplaces USA?

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Call (877) 429-3322 and speak with a specialist who knows electric fireplaces inside and out. Free advice, no pressure, no scripts.
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Free shipping on every order to the contiguous US — no minimums, no hidden charges.
30-Day Returns
Return any uninstalled item in original condition within 30 days for a full refund.
Post-Purchase Support
Here after delivery too — warranty questions, part lookups, installation guidance, and more.
Have a question? We're here to help.
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Frequently Asked Questions

  • Yes, to unlock the full heating potential, the Astound 50-inch must be hardwired to a dedicated 240V circuit, which delivers 3,000 watts and 10,000 BTUs of heat output. If you only have access to a standard 120V outlet, the unit will still operate but at reduced capacity — 1,500 watts and 5,000 BTUs. A licensed electrician is strongly recommended for the 240V hardwired installation.

  • At full 240V/3,000W power, the Astound 50-inch can warm areas up to 800 square feet. It includes two smart heating modes: ECO mode, which runs at half heat to conserve energy, and BOOST mode, which pushes the heater to maximum output with increased blower speed for extra warmth. The flames can also be run independently with the heater completely off, for ambiance-only use year-round.

  • The 50-inch Astound Built-In (NEFB50AB) has an outside width of 50¼ inches, a finishing opening of 48⅝ inches, and a viewing area of 45¾ inches wide. The unit requires a fully recessed installation into a framed wall cavity, and two finishing options are included in the box: a frameless finishing flange for a clean modern look, and a 1-piece adjustable trim kit to accommodate varying wall material thicknesses.

  • Yes, the Napoleon Astound 50-inch Built-In is fully smart home compatible, supporting voice control through both Amazon Alexa and Google Home. It also connects via Wi-Fi to the Napoleon Home App, which allows you to control flame colors, set heating schedules, and customize ember bed lighting beyond the 13 standard presets. Additional control options include the included premium remote control, an onboard touch control panel, and an optional wall-mounted control.

  • Napoleon backs the Astound 50-inch Built-In with a 5-year warranty, covering electrical components and wearable parts including fan/heaters, motors, switches, nylon bearing components, remote controls, and LED lights. The warranty applies to the original purchaser only and requires proof of purchase along with the model and serial number to make a claim — no formal registration is needed. Note that labor costs, installation expenses, and items such as light bulbs and fuses are explicitly excluded from coverage.