StarTech RDA1U Server Rack Depth Extender Kit

Part No:RDA1U Write a Review

Condition:New

Brand:StarTech

Weight:1 lbs

Material:Steel

Product Type:Rack Depth Extender / Adapter Kit

StarTech RDA1U

Server Rack Depth Extender – 1U Rack Mount Adapter Kit, 4in Extension, TAA Compliant

The StarTech RDA1U Rack Depth Extender is a 1U recessed rack adapter kit designed to add flexibility to your IT setup by expanding or reducing the equipment mounting depth by 4 inches (10 cm). Built for IT professionals, it’s an efficient way to adapt your existing rack without the cost of replacing infrastructure.

Features

Designed to be used in standard 19” racks, this depth extender gives you precise control over how deep your equipment is mounted, making it perfect for managing non-standard devices or improving cable clearance in dense network environments. Whether you’re accommodating deeper servers or protecting rear cabling, this 1U adapter optimizes rack space and equipment positioning.

Advanced Options

The RDA1U can be mounted in either 2-post or 4-post rack configurations and supports up to 90 lb (40 kg) in 4-post racks. Its steel construction and simple installation make it an ideal choice for both enterprise data centers and SMB network rooms looking to maximize space efficiency.

Product Key Features

  • Adds or reduces 4″ (10 cm) of rack mounting depth

  •  Fits standard 19″ 2-post or 4-post EIA-compliant server racks

  •  Supports up to 90 lb in 4-post setups, 10 lb in 2-post

  •  Helps prevent cable strain by improving rear clearance

  •  Save money by consolidating existing racks instead of buying new ones

  •  Includes mounting screws and nuts – easy installation


Reliability & Performance

This depth extender is built from durable steel and tested for reliable support in varying rack environments. In 2-post setups, it safely holds lightweight accessories up to 10 lb, while in 4-post racks, it supports heavier gear up to 90 lb. The design helps mitigate cable stress by offering a recessed mount point, improving both accessibility and airflow management in high-density rack configurations.

Key Features :

    • Adds or reduces 4″ (10 cm) rack mounting depth

    • 1U recessed rack adapter for 19″ EIA-compliant racks

    • Supports 90 lb (40 kg) in 4-post, 10 lb (2.5 kg) in 2-post racks

    • Improves cable management and reduces strain

    • Compatible with network, AV, or IT equipment

    • Cost-effective alternative to new rack purchases

    • Steel construction for lasting durability

    • Includes mounting hardware (screws and nuts)

    • TAA Compliant for government contracts

    • Backed by StarTech’s lifetime technical support

BrandStarTech
Model NumberRDA1U
SKURDA1U
ConditionNew
Dimensions4 × 1.8 × 0.8 in
Weight1 lbs
Product TypeRack Depth Extender / Adapter Kit
Rack Compatibility19" EIA-310 Compliant Racks (2-Post & 4-Post)
Rack Units1U
Depth Adjustment±4 in (10 cm)
Weight Capacity90 lb (40 kg) – 4-Post / 10 lb (2.5 kg) – 2-Post
MaterialSteel
FinishBlack Powder Coat
Included HardwareScrews and Nuts
TAA CompliantYes

Warranty

Products include the manufacturer warranty where applicable. Warranty coverage, term, and service options may vary by manufacturer and product condition.

Returns

We guarantee free replacements on all new/refurbished equipment in case of any defects.

  • Returns must be requested within 30 days of the original invoice date.
  • Merchandise must be unused and in original packaging; bulk-packed and refurbished items must have unbroken sealing tape.
  • A 25% restocking fee applies to non-defective merchandise returned by mistake.
  • Discontinued, close-out, and custom printed items are non-returnable unless defective.
  • Customer is responsible for return freight costs.

View full return policy

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