McLean® Thermoelectric Coolers from Pentair Technical Products allow you to cool small indoor or outdoor enclosures. Featuring Peltier effect technology, McLean Thermoelectric Coolers are designed with 60, 100, and 200 W of cooling for telecommunications battery cabinets, industrial enclosures, security systems and other applications. Compact and reliable, no refrigerant, compressors or filters are required, making the coolers an ideal solution for demanding or low-maintenance environments. The 24 VDC and 48 VDC Coolers are CE- and UL-approved, and available in thirteen models to suit the broadest variety of applications.