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Gas Range Connection $189
(Includes Disconnecting Old Gas Unit)
Forno FFSGS6439-48
BRR6JR
Online Price
$3,899
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BRR6JR
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🛈 *15 - 30 Business Days
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Description & Features
Bring professional presence and everyday practicality to your kitchen with the Forno FFSGS6439-48 freestanding gas range, a statement-making 48-inch powerhouse designed for serious home cooks who want more flexibility than a typical single-oven range. With a generous combined oven capacity of approximately 6.58 cu. ft., this model gives you the freedom to bake, roast, and broil in separate cavities—ideal for hosting, meal prepping, or simply keeping flavors and temperatures independent when timing matters. The wide 48-inch footprint also delivers the kind of cooktop real estate that makes multi-pan cooking feel effortless, whether you’re simmering sauces, searing proteins, or finishing sides at the same time.

What truly sets the Forno FFSGS6439-48 apart from many similarly priced pro-style ranges is the standout feature set often reserved for higher tiers. The signature French door oven design opens smoothly and helps reduce the reach and clearance needed in tight kitchen layouts, while the triple-layer tempered glass oven windows support better heat retention and let you monitor progress without constantly opening the door. Inside, convection cooking helps promote more even heat circulation for consistent browning across multiple racks, and the range’s sealed burner configuration is built to help contain spills for easier cleanup during busy cooking sessions. Many configurations of this model are also marketed with an air fry capability and a steam-clean function, adding modern convenience for crisp results and simpler maintenance without harsh scrubbing.

From weeknight dinners to holiday spreads, this range is built to keep pace with ambitious menus while maintaining a refined, professional look. If you’ve been searching for a 48-inch gas range that blends premium styling with genuinely useful cooking upgrades—French doors, convection performance, and enhanced cleaning and air-fry convenience—the Forno FFSGS6439-48 is a compelling centerpiece for a high-functioning kitchen.

FORNO® Massimo series design – branded professional-style range aesthetic built to be a centerpiece in high-end kitchens.
French-door oven configuration – split doors reduce reach and improve access to the oven cavity while helping save aisle space in tighter kitchens.
48-inch pro-style freestanding range – oversized cooking platform designed to handle large cookware and multi-dish meal prep.
Double-oven layout (6.58 cu. ft. total capacity) – cook multiple dishes at different temperatures at the same time for faster meal workflows.
Main oven capacity (4.32 cu. ft.) – large primary cavity for roasts, multiple trays, and big bakeware.
Secondary oven capacity (2.26 cu. ft.) – dedicated smaller oven for sides, desserts, or quick bakes without heating the full main oven.
Convection cooking (main oven) – fan-assisted heat circulation for more even baking/roasting and improved multi-rack results.
Air Fry capability (with included Air Fryer Kit) – enables crisp, fried-style results with little to no oil using an air-fry basket/rack setup.
8 sealed burners (107,000 BTU total output) – high-output multi-burner layout for simultaneous boiling, sautéing, simmering, and searing.
20,000 BTU sealed dual-ring brass burner – powerful center burner design for fast boil and high-heat searing performance.
1,000 BTU simmer performance – low-heat control for delicate tasks like melting chocolate and simmering sauces without scorching.
Sealed burner design – helps contain spills and simplifies cleanup by preventing liquids from entering the burner box.
Continuous cast-iron grates – stable, heavy-duty surface that lets you slide pots/pans across burners without lifting.
Enamel cooktop cavity – smoother surface designed to wipe clean more easily after boilovers and splatters.
Reversible grill/griddle accessory – two-in-one surface for pancakes/eggs on the griddle side and searing/char-style cooking on the grill side.
Wok support ring – stabilizes round-bottom woks for safer high-heat stir-frying.
30-inch oven bake burner (22,000 BTU) – strong baking heat for consistent roasting and baking performance in the main oven.
30-inch oven broil burner (10,000 BTU) – high-heat top browning for finishing steaks, casseroles, and gratins.
18-inch oven bake burner (14,000 BTU) – dedicated baking power for the secondary oven to handle sides and smaller bakes efficiently.
Telescopic/slide-style oven racks – smoother rack movement for safer handling of heavy roasting pans and sheet trays.
Electroplated rack construction – durable rack finish designed for repeated high-heat use and easier cleaning.
304 stainless-steel construction – corrosion-resistant exterior material for durability and a premium look.
Manual-clean oven design – straightforward interior design intended for traditional wipe-down cleaning routines.
cETLus safety listing – tested certification marking intended to confirm compliance with recognized North American safety standards.
Adjustable leveling legs (up to ~1 inch) – helps level the range on uneven floors for safer cookware stability and better door alignment.
120V / 60Hz / 15A electrical requirement – standard household electrical connection for ignition, lighting, and powered functions.
Overall dimensions (approx. 48” W x 28” D x 35.4”–36.4” H) – helps confirm fit in 48-inch range cutouts and kitchen layouts.
Heavy-duty build weight (approx. 366–395 lb range, listing-dependent) – substantial construction designed to feel stable and durable once installed.
2-year limited warranty (parts & labor) – added purchase confidence with coverage for manufacturing-related issues during the warranty period.


Manufacturer's Warranty: 2 years

Canadian model: FFSGS6439-48

Canadian UPC: 686136964104

EAN: 0686136964104

Specs
Specification Value
Brand Forno
Series Massimo
Model FFSGS6439-48
Product Type Freestanding Gas Range
Appliance Type Double Oven Gas Range
Installation Type Freestanding
Fuel Type Natural Gas / LP Convertible
Gas Type Natural Gas
LP Conversion Yes
LP Kit Included Yes
Width 48 inches
Depth 28 inches
Depth with Handle 29 1/8 inches
Depth with Door Open 90° 43 1/2 inches
Height 35 2/5 to 36 2/5 inches
Adjustable Height Yes
Adjustable Legs Yes
Maximum Counter Height 37 inches
Minimum Counter Height 36 inches
Cutout Width 48 inches
Cutout Depth 25 inches
Cutout Height 36 inches
Cutout Dimensions 48 x 25 x 36 inches
Total Capacity 6.58 Cu Ft
Main Oven Capacity 4.32 Cu Ft
Second Oven Capacity 2.26 Cu Ft
Number of Ovens 2
Oven Configuration Side-by-Side Double Oven
Convection Oven Yes
Main Oven Convection Yes
Second Oven Convection No
Convection Type Single Fan / Standard Convection
Cleaning Type Steam Clean
Cleaning Method Manual Cleaning
Oven Settings Air Fry
Air Fry Yes
Interior Light Yes
Number of Oven Lights 3
Oven Light Type Halogen
Main Oven Bake BTU 22,000 BTU
Main Oven Broil BTU 10,000 BTU
Second Oven Bake BTU 14,000 BTU
Overall Oven BTU 44,000 BTU
Cooktop Configuration 8 Sealed Burners
Number of Burners 8
Total Cooktop BTU Output 107,000 BTU
Front Right Burner BTU 20,000 BTU
Front Right Burner Simmer 1,000 BTU
Front Left Burner BTU 15,000 BTU
Front Left Center Burner BTU 15,000 BTU
Front Right Center Burner BTU 15,000 BTU
Rear Right Burner BTU 15,000 BTU
Rear Left Burner BTU 9,000 BTU
Rear Left Center Burner BTU 9,000 BTU
Rear Right Center Burner BTU 9,000 BTU
Dual-Ring Burner Yes
Simmer Burner Yes
Cooktop Surface Deep Recessed
Cooktop Surface Structure Grate; Deep Recessed
Grate Type Heavy-Duty Continuous Cast Iron Grates
Burner Grate Material Matte Cast Iron
Continuous Grates Yes
Integrated Griddle Yes
Included Griddle Reversible Grill/Griddle
Wok Ring Yes
Drip Pan Yes
Control Type Manual
Oven Control Type Manual / Knob
Cooking Surface Control Type Push & Turn / Knobs
Control Location Front
Ignition Type Electronic / Push and Turn
Automatic Ignition Yes
Auto Re-Ignition Yes
Power Cord Included Yes
Power Cord Length 5 feet
Voltage 120 Volts
Amperage 15 Amps
Circuit Breaker Requirement 20 Amps
Frequency 60 Hz
Primary Material Steel / Metal
Exterior Finish Stainless Steel
Door Panel Material 304 Stainless Steel
Control Panel Material 304 Stainless Steel
Heat Shield Material 430 Stainless Steel
Side Panel Material 430 Stainless Steel
Interior Finish Speckled Blue Enamel
Cooktop Finish Black Enameled Cooktop
Knobs Die-Cast Metal Illuminated Zinc-Coated Knobs with Bezels
Handle Style Pro-Style Handles
French Door Oven Yes
Glide/Rollout Racks Yes
Telescopic Racks 4
Number of Racks 4
Number of Rack Positions 5
Main Oven Rack Size 24 x 14 inches
Second Oven Rack Size 12 x 14 inches
Main Oven Interior Width 24 23/25 inches
Main Oven Interior Depth 18 7/10 inches
Main Oven Interior Height 16 inches
Main Oven Usable Interior 24 x 14 x 10 19/50 inches
Second Oven Interior Width 13 3/100 inches
Second Oven Interior Depth 18 7/10 inches
Second Oven Interior Height 17 inches
Second Oven Usable Interior 12 x 14 x 11 inches
Night Light On/Off Button Controlled Red LED
Steam Clean Option Yes
Air Fry Basket Included
Air Fry Rack Included
Accessories Included Grill, Griddle, Wok Grate, LP Conversion Kit, Air Fry Basket, Rack, Drip Pan
Product Weight 366 lbs
Gross Weight 386 lbs
Carton Width 50 9/10 inches
Carton Depth 30 39/100 inches
Carton Height 43 29/50 inches
Warranty 2 Years Limited
UPC 686136964104
EAN 0686136964104
Country of Origin China
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FFSGS6439-48
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Delivery and installation services are available from CAS
(Includes washers, dryers, and more.)
Delivery and installation service details

Custom advanced installation services (after delivery)
(Gas connections, ventilation, dishwashers, etc.)
Offered by Quick Contractors®
 1-877-694-3909
To book service online, please visit quicktask.com/cas
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