Fixr estimates around $4,000–$13,000 for 100 sq., assuming the outdoor kitchen is being fully constructed with a new patio, countertops, storage, grills, refirgeration, plumbing, and cover. The price range for an outdoor energy storage cabinet typically lies between $3,000 and $15,000, depending on various factors, such as **1. Find here online price details of companies selling Out. Get a free quote now! Integrated Outdoor Telecom Cabinet Manufacturers Our cabinets are built to withstand harsh weather conditions and provide excellent protection for power management systems. Find local businesses, view maps and get driving directions in Google Maps. Depending on where you live, you can expect to pay upwards of 40-50% more for a custom outdoor kitchen design as opposed to a prefab or modular island. We'll crunch some numbers to give you a better idea.