An infant incubator including: an infant chamber in which an infant is placed; an air-supply passage for supplying supply-air to the infant chamber; and a heater equipment for heating the supply-air having a mount base which is mounted in the air-supply passage and a heater which is held to the mount base rotatably, wherein the heater has: a support part provided at a base end of the heater and supported by the mount base rotatably; and a heating part provided at a top end of the heater and heating the supply-air, and the heating part is formed by winding a heating-wire into a coil-shape and disposed so that an axial direction of the coil-shape is orthogonal to a flow direction of the supply-air passing through the air-supply passage.