APC Surge Protection Module for RS232, Replaceable, 1U, for use with PRM4 or PRM24 Rackmount Chassis Modular, Scalable Surge Protection for Network and Telecommunication Data lines. Includes: User Manual Features: Data-line Protection Physical Size Replaceable surge protection modules Surge Protection Technical Specifications Number of Outlets 1 Peak Current Normal Mode 0.20 kAmps Peak Current Common Mode 0.25 kAmps NM Surge Response Time (ns) 1 ns Data Lines Protected(multi-line only) 1-8 Net weight 0.40 lbs. ( 0.18 kg ) Maximum height 1.72 inches ( 4.37 cm ) Maximum width 0.73 inches ( 1.85 cm ) Maximum depth 2.72 inches ( 6.91 cm ) Shipping Weight 0.90 lbs. ( 0.41 kg ) Shipping Height 3.90 inches ( 9.91 cm ) Shipping Width 1.30 inches ( 3.30 cm ) Shipping Depth 3.75 inches ( 9.53 cm ) Master Carton Units 96 Master Carton Dimensions 25.125 X 16.25 X 8.125 Master Carton Weight 13.67 lbs. SCC Codes 3073130420338 5 Color Black Units per Pallet 28 Operating Environment -5 - 45 °C ( 23 - 113 °F ) Operating Relative Humidity 0 - 95 % Operating Elevation 0-10000 feet ( 0-3000 meters ) Storage Temperature -5 - 45 °C ( 23 - 113 °F ) Storage Relative Humidity 0 - 95 % Storage Elevation 0-10000 feet ( 0-3000 meters ) Standard warranty Lifetime