• Hole-to-Hole spacing is 18-5/16in
• Shelf depth is measured from front to rear including flanges
• The equipment can be deeper than the rack mount shelf as long as the equipment is installed on the opposite side of the flanges
• The flanges are used to increase the load bearing capacity of the rack mount shelf or used to prevent equipment movement
• Rack Shelves can mount up-side-down
• Flanges Down
• Durable Powder Coated Black finish

• Relay Rack Shelf
• 12-24 and 10-32 screws

• 19" EIA-310 racks

RackSolutions' 2U 20 inch (508 mm) deep relay rack shelf is perfect for rack mounting networking and telecommunications rack in a 2 post rack also called a "relay" or "telco" rack. Shelves can be used in a rack to mount equipment that might not ordinarily be rack mountable. It's large depth and 150 lb (68 kgs) weight capacity give it the ability to support a wide variety of electronic equipment. Four different configurations are available for this shelf with vented and solid options to assist with airflow needs as well as those with flanges facing up or down. The shelf features slots along the side of the shelf for securing equipment down using equipment straps. Our 20 inch deep 2U 2 Post Relay Rack Shelf is EIA 310 compliant meaning it can fit most standard 19" 2 post racks.