30 in. Haven Coll Double Electric Wall Oven, True Convection, Stainless

The COSMO Haven Collection 30-inch double electric wall oven delivers a combined 10 cubic feet of cooking capacity split evenly between two separate five-cubic-foot compartments. Designed for busy home kitchens, this stainless steel unit lets you manage large family meals or prepare multiple dishes at different temperatures simultaneously.

The upper cavity features Turbo True European Convection, which circulates heat to cook dishes more evenly at lower temperatures and in less time than standard baking. It comes equipped with seven distinct cooking functions: Bake, Broil, Warm, Proof, Convection Bake, Convection Broil, and Convection Roast. The lower oven provides standard baking, making it practical for straightforward everyday roasting and baking tasks.

Maintenance is simplified through an automatic high-heat self-clean cycle that burns away grease, soil, and soot inside the cavity. A hidden bake element keeps the oven floor completely flat, allowing you to wipe up crumbs and residue without navigating around exposed heating coils. For safety, the oven integrates cavity cooling ventilation, overheating protection, and a cool-to-touch exterior handle to prevent accidental burns.

Keep in mind that convection settings are exclusive to the top oven, while the bottom oven operates solely with traditional baking. At over 51 inches tall, the unit requires ample vertical cutout space and a dedicated 240-volt, 4800-watt hardwired electrical connection.

Verdict: The COSMO Haven double wall oven is an excellent choice for home cooks who need serious cooking volume and versatile convection options. It suits anyone looking to streamline multi-dish meal preparation with modern safety features and straightforward self-cleaning maintenance.

• Dimensions: 29.87 in. W x 23.5 in. D x 51.18 in. H
• Total Capacity: 10 cu. ft. (5 cu. ft. top, 5 cu. ft. bottom)
• Upper Oven Functions: Bake, Broil, Warm, Proof, Convection Bake, Convection Broil, Convection Roast
• Lower Oven Function: Standard Bake
• Convection Type: Turbo True European Convection (top oven)
• Cleaning: High-temperature automatic self-clean
• Electrical Requirements: 240V / 60Hz, 4800 Watts, Hardwired
• Warranty: 1-year limited warranty

A great fit if you:

• Frequently bake, roast, or proof dough across multiple dishes at the same time
• Want convection roasting and baking modes alongside a standard bake oven
• Prefer a hidden heating element for easier interior wipe-downs
• Have the cabinet height and 240V hardwired connection ready for a double unit

Consider something else if you:

• Need convection airflow in both the upper and lower cavities
• Have limited vertical kitchen wall space or lack 240V wiring

What are the electrical requirements for this oven?
The oven requires a 240-volt, 60Hz electrical supply rated at 4800 watts, and it must be hardwired into your home wiring.

Do both oven compartments have convection cooking?
No, Turbo True European Convection is built into the upper five-cubic-foot oven, while the lower five-cubic-foot oven features standard baking.

How does the self-cleaning system operate?
The automatic self-cleaning feature uses high internal temperatures to burn away food spills, soil, and soot, complemented by a hidden bake element that leaves the bottom surface clear for easy cleaning.

What safety features are included?
The oven includes a cavity cooling ventilation system for heat dissipation, overheating protection, and a cool-to-touch exterior handle.