Based on this product's specifications, here are some alternatives and similar models
Built-in cooling unit Rittal SK 3303.518 — 550 W, 115 V, 60 Hz, steel housing, grey
Summary description:
Rittal SK 3303.518 is a built-in cooling unit designed for electrical enclosures and control cabinets. It delivers 550 W cooling power at 115 V and 60 Hz, housed in a grey steel enclosure for durable protection. The unit is intended for temperature management of sensitive electrical components in industrial and commercial installations.