$2,214.99
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Short Description: The SKB 9U 20-Inch Deep 3RR Removable Shock Rack Case is a military-grade waterproof transport case engineered to safeguard 19-inch rack-mounted electronics from shock, vibration, dust, water, chemicals, and harsh environmental conditions. Its removable rack frame, rugged LMDP construction, and MIL-STD 810H compliance make it ideal for mission-critical applications.


SKB 9U 20-Inch Deep 3RR Removable Shock Rack Case – Premium Protection for Sensitive Rack Equipment

Product Summary: The SKB 9U 20-Inch Deep 3RR Removable Shock Rack Case is built to securely transport, deploy, and maintain sensitive rack-mounted equipment in demanding industrial and field environments. Featuring SKB's patented Positive Lock® removable rack system, the internal rack slides forward for easy equipment access and can be completely removed for bench integration and maintenance.

Available from Atlas Industrial Supply in Houston, Texas, this professional-grade transport case is molded from LMDP Linear Medium Density Polyethylene and exceeds MIL-STD 810H standards. It incorporates eight elastomeric shock absorbers, gasket-sealed lids, square-hole rack rails, recessed black powder-coated stainless steel hardware, automatic pressure relief valve, integrated lid hangers, and coupling straps for dependable protection and transport.

Key Features

  • 9U removable shock rack with 20-inch rail-to-rail rack depth
  • Patented Positive Lock® removable rack frame
  • Complete rack removal for maintenance and bench integration
  • Meets or exceeds MIL-STD 810H military standards
  • Shockproof, waterproof, dustproof, heat-resistant, and chemical-resistant construction
  • LMDP Linear Medium Density Polyethylene roto-molded shell
  • Eight elastomeric shock absorbers minimize vibration and impact
  • Standard payload capacity of 40–150 lbs
  • Optional factory-installed heavy-duty shock system supports 160–300 lbs
  • Standard 19-inch rack width per ANSI/EIA-310-C
  • 20-inch rack depth (rail-to-rail)
  • Square-hole rack rails support #10-32 US and 6 mm international cage nuts
  • 2-inch gasket-sealed front and rear lids
  • Automatic pressure relief valve
  • Four spring-loaded comfort-grip carrying handles
  • Recessed black powder-coated stainless steel hardware
  • Molded stacking ribs compatible with SKB 3RR, 3RS, and many competitive rack systems
  • Integrated lid hangers and coupling straps
  • Available in Black, Desert Tan, and OD Green
  • Compatible with the optional SKB 3RR-RCB Shock Rack Caster Platform

Recommended Applications

  • Military communications equipment
  • Broadcast and audiovisual systems
  • Industrial automation and control systems
  • Oil & Gas monitoring equipment
  • Power generation facilities
  • Telecommunications infrastructure
  • Network servers and IT equipment
  • Aerospace and defense electronics
  • Government mobile command systems
  • Mission-critical rack-mounted equipment transport

Technical Specifications

  • Rack Capacity: 9U
  • Rack Depth: 20 in rail-to-rail
  • Rack Width: Standard 19 in (ANSI/EIA-310-C)
  • Rack Type: Fully removable shock-mounted rack
  • Construction: LMDP Linear Medium Density Polyethylene
  • Compliance: Meets or exceeds MIL-STD 810H
  • Shock Isolation: Eight elastomeric shock absorbers
  • Payload Capacity: 40–150 lbs standard; 160–300 lbs optional
  • Front Lid Depth: 2 in
  • Rear Lid Depth: 2 in
  • Front Rail to Back Lid: 24.75 in (62.87 cm)
  • Rail to Rail: 19.75 in (50.16 cm)
  • Rear Rail to Front Lid: 24.75 in (62.87 cm)
  • Product Weight: 61.56 lbs (27.92 kg)
  • Exterior Dimensions: 31.5 × 24 × 22.25 in (80.01 × 60.96 × 56.52 cm)
  • Shipping Weight: 67.04 lbs (30.40 kg)
  • Operating Temperature: -40°F to 180°F (-40°C to 82.22°C)
  • Available Colors: Black, Desert Tan, and OD Green

Note: The 20-inch Deep 3RR Series is supplied without wheels. Customers requiring enhanced mobility can add the optional SKB 3RR-RCB Shock Rack Caster Platform. Extended payload shock absorbers supporting up to 300 lbs are available as a factory-installed option.

Why Buy from Atlas Industrial Supply?

Atlas Industrial Supply, headquartered in Houston, Texas, supplies premium SKB rack cases and industrial equipment protection solutions throughout Texas and across the United States. We proudly serve Oil & Gas, Power Generation, Manufacturing, Telecommunications, Aerospace, Military, Government, and Industrial Maintenance customers with expert technical support, competitive pricing, and fast nationwide shipping.

Frequently Asked Questions

What equipment fits inside the SKB 9U 20-inch Deep 3RR Shock Rack?

This rack case accommodates standard 19-inch rack-mounted equipment up to 20 inches deep, including networking hardware, communications systems, industrial controls, servers, broadcast electronics, and military equipment.

Can the rack frame be removed completely?

Yes. The patented Positive Lock® rack system slides out for full equipment access and can be completely removed for servicing, installation, or bench integration.

Is the SKB 9U 3RR Shock Rack waterproof?

Yes. The rugged roto-molded shell, gasket-sealed lids, and automatic pressure relief valve provide outstanding protection against water, dust, moisture, and harsh operating environments.

Does this model include built-in wheels?

No. The 20-inch Deep 3RR Series does not include wheels as standard. An optional SKB caster platform is available for customers who require easier transportation.

What payload capacity does this rack support?

The standard shock system safely supports equipment weighing between 40 and 150 pounds. A factory-installed heavy-duty shock package increases capacity to 300 pounds.

Does this shock rack meet military standards?

Yes. The SKB 9U 20-inch Deep 3RR Shock Rack meets or exceeds MIL-STD 810H standards for rugged military and industrial equipment protection.

Can multiple SKB shock racks be stacked?

Yes. Molded stacking ribs and included coupling straps allow safe stacking with compatible SKB 3RR, 3RS, and many competitive rack transport cases.

Does Atlas Industrial Supply offer nationwide delivery?

Yes. Atlas Industrial Supply ships SKB rack cases throughout the United States from Houston, Texas, while providing expert technical support before and after every purchase.

California Proposition 65

Warning: This product can expose you to chemicals including carbon black, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

SKU: 3RR-9U20-22B
SKB 9U 20-Inch Deep 3RR Removable Shock Rack Case – Waterproof MIL-STD 810H Rack Transport Case
$2,214.99

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