With a 1-inch (25.4 mm) installation depth, the new 4400FN Series is the strongest tubeaxial fan in the 4.69-inch (119 mm) compact class, claimed the manufacturer. A high-speed fan of this series will provide 100 cfm at 0.3 inches wg (free-flowing, i.e., without static pressure - 132 cfm). In conjunction with Vario-Pro technology, all common alarm, tachometer, and speed regulating features are available as an option. The fans are available in 12, 24, and 48 vdc.

ebm-papst Inc., 100 Hyde Rd., Farmington, CT 06034; 860-674-1515; sales@us.ebmpapst.com; www.ebmpapst.us

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