Secure – Dust Proof – Rack Mount Enclosure (9RU) – DS212920-9RU


  • Constructed of 3/8″ Black ABS Plastic
  • Enclosure Dimensions: 29”w x 20”d x 20.5”h
  • Rack Height: 9RU
  • Internal Rack Width: 19″
  • Usable Rack Depth: 20″ (Slide Adjustable)
  • Locking Access Doors: Front & Rear
  • Suitable for Shelf or Floor Mount


SKU: DS212920-9RU. Category: Tags: , , ,


Create a mini clean room solution for your rack mount servers, networking, mobile telephony, data transmission, instrumentation or other sensitive electronic systems. Configurable to 9 RU with a usable rack depth of 20″ this DustShield is versatile and durable and is sure to exceed your expectations. Enclosure can be upgraded with ingress protection (Part# DS500) for applications requiring additional safeguards against liquid penetration.

Let us know if you have special insect or pest control needs in your facility as DustShield can upgrade your rack enclosure to be safeguarded against your unique environmental threat.

DustShield™ Network – Switch – Rack Enclosures house EIA Standard rails (with 10/32 tapped holes) in quality ABS construction with superior air filtration. Built-to-order enclosures are configured to your specs with optional cooling, power distribution, cable management, security, and mobility.

Standard Features

  • Color: Black
  • Material: 3/8″ ABS Plastic, Acrylic and Steel Rack Rails
  • Enclosure Dimensions: 29”w x 20”d x 20.5”h
  • Rack Height: 9RU
  • Internal Rack Width: 19″
  • Usable Rack Depth: 20″ (Slide Adjustable)
  • Tested to 200lbs
  • Thread Type: 10/32 Cage Nut
  • Perfect for Industrial Applications
  • Designed to House Switches, Routers, Fiber, Voice, Security Equipment
  • Tamper Proof Locking Doors
  • Full Wi-Fi and RF Compatibility
  • Made in the USA
  • 5 Year Warranty – View Warranty Policy
  • DustShield™ Filtration – Effective in removing up to 98% of all airborne contaminants and 6x more effective than permanent, washable electrostatic filters. Filter replacement is the key to protecting your mission critical hardware. Effective protection from particulate down to 0.1 micron. Separate optional filters are available for especially oily air, exhaust vapor and fumes. Filter Replacement: 1-2 months specific to each environment.
  • nema

  • NEMA 12 Protection – Enclosures with protection against dirt, dust, splashes by non-corrosive liquids and salt spray. All DustShield Computer & Printer enclosures are built to NEMA-12 standards. NEMA-4 enclosures are available upon request.


  • 12 Pack of Replacement Filters (1 Year Supply): #DS512
  • Air Intake Guard and Grommet (Increases Life of Filters and Clean Room Performance): #DS500B
  • 6ft 6 Outlet Surge Protector: #9700101
  • Shelf Mounting Kit: #DS905


ABS Plastic vs Steel

DustShield Enclosures are constructed of 3/8″ thick ABS Plastic for maximum structural stability.

Need Assistance? Call 1-800-587-9557 or email us.

DustShield™ is open for business: Service impacts related to Coronavirus More