Intermatic T-104 Timer Switch Indoor Case, Type 1 Metal, Gray box ONLY No Timer The Intermatic T-104 Timer Switch Indoor Case is a durable and reliable electrical component designed for home and garden use. This gray metal casing, with a rectangular shape and a maximum amperage of 40A, provides a sturdy housing for a timer switch. Suitable for indoor applications, this Intermatic product offers a sleek and efficient solution for controlling electrical outlets and switches in a convenient manner. Whether you are looking to add a timer to your home improvement project or simply need a sturdy casing for your existing electrical setup, the Intermatic T-104 Timer Switch Indoor Case is a practical and dependable choice. New. See listing photos. Case only, no timer.