The 2Pcs CDI Switch Box for Mercury Outboard engines is a reliable and durable component designed for marine enthusiasts. Manufactured by YiheoZux, this switch box comes with a 1-year warranty and is compatible with various engine sizes such as 90, 115, 150, and 200. With manufacturer part numbers like 332-7778A12 and OEM numbers 332-5524A1, this product ensures a perfect fit and function for your boat's engine. Upgrade your outboard engine with this high-quality switch box for smooth and efficient performance on the water.