The ZLINE WADBZ-30-KG is a 10 cu ft electric convection double wall oven finished in black stainless steel, priced at $3,689.99, the highest-priced 30 in ZLINE double wall option in this group. It targets buyers who want a bold, dark kitchen aesthetic without sacrificing usable capacity, though no buyer reviews exist to validate real-world performance.
Kitchen designers and homeowners building a dark or two-tone kitchen who want a black stainless double wall oven with ZLINE's design language. The 10 cu ft combined capacity and convection cooking suit cooks who regularly use both cavities at the same time.
Skip if
If you need documented reliability data before spending nearly $3,700, skip until reviews emerge. Black stainless finishes can show scratches more visibly than standard stainless, so skip if your household is rough on appliance surfaces.
Capacity 10.0 cu ft
Fuel type Electric
Heating Convection
Width 29.88 in
Color Black Stainless Steel
Dimensions 24.5 X 29.88 X 51.25 In
Priced 14% above the category median ($3,239.99 across 44 tracked models)
Our scorecard
2.3/5overall
Value for money0.9/5
$369 per cubic foot, above the category median
Storage space4.5/5
10.0 cu ft, roomy for this category
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other kitchen ranges, cooktops, wall ovens, range hoods and microwaves we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
The WADBZ-30-KG sits at the top of ZLINE's 30 in double wall oven price ladder at $3,689.99, differentiated from lower-cost siblings primarily by its black stainless steel color. The specs mirror the WADSZ-30-KG and WADZ-30-KG siblings: 10 cu ft combined capacity, electric convection, a 29.88 in width fitting standard 30 in cutouts, and a 24.5 x 29.88 x 51.25 in footprint. The 290 lb weight is consistent across this generation of ZLINE double wall ovens.
Black stainless steel has grown in popularity as a premium finish in kitchen suites that coordinate with dark cabinet fronts or two-tone designs mixing white uppers with black appliances. It tends to carry a price premium over standard stainless in most appliance lines, which accounts for part of the $360 gap over the standard WADZ-30-KG at $3,329.99.
The 240V electrical requirement is standard for this class. Without published wattage, comparing raw heating power against other brands requires relying on manufacturer documentation outside the listed specs. No buyer reviews are available at this time, which is the primary risk factor at this price point.
Pros
10 cu ft combined capacity handles large meals across two ovens simultaneously
Black stainless steel finish coordinates well with dark or two-tone kitchen designs
Convection heating in both cavities for more consistent baking and roasting
29.88 in wide footprint fits standard 30 in double wall oven openings
290 lb construction weight suggests a substantial, well-built cabinet
Cons
Zero buyer reviews, performance and reliability are unverified by customers
$3,689.99 is the highest price in this ZLINE lineup without differentiated specs to justify the premium over lower-cost siblings
Black stainless can show scratches more readily than brushed or satin finishes
No wattage listed, making direct heating-power comparisons difficult
Specifications
Capacity
10.0 cu ft
Fuel type
Electric
Heating
Convection
Width
29.88 in
Color
Black Stainless Steel
Dimensions
24.5 X 29.88 X 51.25 In
Weight
290.0 lb
Voltage
240.0
Performance notes
Both cavities use electric convection, which circulates heated air for more uniform browning compared to conventional bake elements alone. The combined 10 cu ft total provides practical space for running a turkey in the lower cavity and side dishes in the upper simultaneously. At 29.88 in wide and 51.25 in tall, the unit occupies the full standard double wall oven cutout height. The 240V electrical demand requires a dedicated circuit rated appropriately for a large built-in electric oven, confirm amperage requirements with ZLINE before scheduling installation.
What buyers say
No buyer reviews are available for the ZLINE WADBZ-30-KG. Prospective buyers cannot draw on crowd-sourced experience at this time. Given the price, those who value peer feedback before purchasing should wait for reviews to accumulate or consider ZLINE models that already carry customer ratings.
Why does the WADBZ-30-KG cost more than the WADZ-30-KG if the specs look the same?
The primary difference between the two models is the finish: the WADBZ-30-KG comes in black stainless steel, while the WADZ-30-KG comes in standard stainless steel. Black stainless finishes typically carry a price premium in appliance lines due to the additional surface treatment. The core specs, capacity, width, convection heating, and installation type, appear identical between the two.
Is black stainless steel harder to maintain than standard stainless?
Black stainless is generally easier to keep fingerprint-free than polished stainless because smudges are less visible against the darker surface. However, it can show light scratches more prominently than standard brushed stainless steel. Using a soft cloth and avoiding abrasive cleaners helps preserve the finish over time.
What electrical setup does the WADBZ-30-KG require?
The WADBZ-30-KG operates on 240V, requiring a dedicated double-pole circuit. Standard 120V household outlets cannot power it. A licensed electrician should assess your breaker panel capacity and install the correct circuit and outlet before the oven is delivered and installed.
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