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SRX300 Services Gateway Rack Size and Strength Requirements


When installing the services gateway in a rack, you must ensure that the rack complies with a 1U (19 in. or 48.7 cm) rack as defined in Cabinets, Racks, Panels, and Associated Equipment (document number EIA-310-D), published by the Electronic Industries Alliance (

When selecting a rack, ensure that the physical characteristics of the rack comply with the following specifications:

  • The outer edges of the mounting brackets extend the width of either chassis to 19 in. (48.3 cm).

  • The front of the chassis extends approximately 0.5 in. (1.27 cm) beyond the mounting ears.

  • Maximum permissible ambient temperature when two devices are placed side by side in a 19 in. rack is 40° C.