RITTAL SK3305540

Rittal SK 3305540 TopTherm Roof-Mounted Cooling Unit Description The Rittal SK 3305540 is a high-performance roof-mounted cooling unit from the TopTherm series, designed to provide efficient and reliable climate control for industrial enclosures. With a total cooling capacity of 1.60 kW at 50 Hz, it effectively dissipates heat from sensitive electronic components, ensuring optimal operating conditions and extending equipment lifespan. This unit is engineered for durability and consistent performance in demanding industrial environments. Specifications Manufacturer: Rittal Model: SK 3305540 Series: TopTherm Voltage Range: 400V (50 Hz) / 460V (60 Hz), 3-phase Total Cooling Output (L35 L35): 1.60 kW at 50 Hz / 1.61 kW at 60 Hz Rated Current: 2.2 A at 50 Hz / 2.5 A at 60 Hz Refrigerant: R134a (500 g) Operating Temperature Range: 10 deg C to 55 deg C IP Protection: IP54 (Internal Circuit), IP34 (External Circuit) Mounting: Roof-mounted Weight: 42 kg Label Info Model: SK 3305540 S/N: 2020K000030348 Manufacturing Date: 12.03.2020 Application This cooling unit is ideal for applications in manufacturing, process control, IT infrastructure, and automation where maintaining a stable internal temperature within electrical cabinets is critical. It is suitable for roof-mounting on single or bayed enclosure systems. Country of Origin Made in Italy. CO2 Impact Opting for this pre-owned cooling unit prevents the production of a new one, saving an estimated 242 kg of CO2 emissions. This conservation is equivalent to the CO2 captured by over 11 trees in a year. Availability This item is in stock and ready for immediate dispatch. Order now from profideals for expert support and fast delivery. FAQ What are the mounting cutout dimensions for the SK 3305540?The required mounting cutout for the Rittal SK 3305540 is typically 309 mm x 494 mm. Always confirm with the official Rittal documentation before cutting into an enclosure. Does this unit come with an integrated condensate evaporator?Yes, the Rittal TopTherm series, including the SK 3305540, features an integrated electrical condensate evaporator to manage moisture removal, preventing condensate buildup in and around the enclosure. Is the controller on this unit compatible with Rittal’s IoT interface for remote monitoring?The standard controller on this TopTherm model is a basic comfort controller. For advanced remote monitoring via an IoT interface, an upgrade or a newer model from the Rittal Blue e+ series would typically be required. profideals is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. Last Update: Friday, March 13, 2026