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Tripp Lite > 
Item#: 9SIA66K3483657

Tripp Lite SR4POST25 25U 4-Post SmartRack Open Frame Rack - Organize and Secure Network Rack Equipment

Ships from Canada. Most customers receive within 6-10 days.

Sold and Shipped by BidDeal a-seller

Purchases from these Sellers are generally covered under our Newegg Marketplace Guarantee.
Marketplace Seller
  • Black
  • Steel
  • 1000 lbs. Stationary Weight Capacity
  • 4 Post Open Frame Rack

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

SmartRack 4-post open frame racks are ideal for cost conscious 19 inch rack mount applications. Multiple units can be bolted together side by side.


Do you need an economical rackmount solution for a secure network or data center environment? Tripp Lite has the solution. Our SR4POST25 25U Open Frame Rack is the cost-conscious way to accommodate your growing rackmount space requirements. For applications where a lockable enclosure is not required, this 4-post open frame rack offers a convenient way to organize equipment and cabling.

Economical Solution for Current and Future Needs

Economical Solution for Current and Future Needs

The SR4POST25 is ideal for growing businesses that require an economical rackmount solution. It provides 25U of rack space and can accommodate up to 1000 lbs of equipment. The SR4POST25 features heavy-duty steel construction, easy assembly and a self-squaring design with provision for bolt-down. For high-density applications, multiple units can be bolted together side by side.

SR4POST25 Feature Focus
Toolless Mounting

Broad Compatibility

The SR4POST25 is compatible with all standard 19-in. rack equipment that supports 4-post mounting. Mounting depth is adjustable from 24 to 36 inches. Square numbered mounting holes simplify equipment installation. The open design provides easy access to equipment and cabling.

Toolless Mounting

The SR4POST25 features convenient toolless button-hole mounting for vertical PDUs and cable managers.

Optimized for Secure Environments

The SR4POST25 is an ideal solution for secure IT environments and other applications not requiring a lockable enclosure. It helps IT managers to better organize their equipment array while simplifying access for equipment installation and servicing.

Peace of Mind

The SR4POST25 comes with a 5-year warranty.

Technical Specifications

  • Rack spaces: 25
  • Load capacity: 1000 lbs.
  • Height: 49.02 in.
  • Width: 20.20 in.
  • Depth: 34.30 in.
  • Weight: 47 lb
  • Material of construction: Steel
  • Warranty: 5 years

What's in the Box

  • SR4POST25
  • Installation hardware
  • (32) M6 screws
  • (32) M6 cage nuts
  • (32) M6 washers
  • Cable Management Hooks
  • Owner's Manual
What’s in the Box
Tripp Lite
Open Frame Racks
Type 2-Post 4-Post 4-Post
Rack Space 25U 25U 45U
Weight Capacity 800 lbs 1000 lbs 1000 lbs
Warranty 5-year 5-year 5-year

Learn more about the Tripp Lite SR4POST25


Tripp Lite


4 Post Open Frame Rack
Rack Units
Weight Capacity
1000 lbs. Stationary


Supports 1000lbs of rackmount equipment

Adjustable mounting depth (22 to 36 inches)

Textured powder coat finish

Heavy-duty cold-rolled steel construction

Numbered mounting positions

Bolt down provisions

Self squaring design

Black finish

Easy assembly.
Industry Standard
EIA-310-D, IEC 60297-3-100, DIN 41494, RoHS
Included Accessory
Installation hardware
32x pieces of M6 cage nuts, screws, and washers for equipment mounting
Cable management hooks
Owner's manual with warranty information

Dimension & Weight

Unit Dimension
Unit Dimensions (in): 49.3 x 20.2 x 22~36 (depth adjustable)

Installed whole system maximum rack depth (inches): 36

Installed whole system minimum rack depth (inches): 22
Unit Weight
45 lbs.
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 5 years
  • Limited Warranty period (labor): 5 years
  • Read full details
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  • Used - Good : This means that the product has been used, may show clear signs of use and may be missing minor accessories, but remain in good condition. Product does not come with warranty unless stated otherwise in product description.
  • Used - Acceptable : This means that the product shows clear signs of use, cosmetic defect, and may be missing minor accessories and manual, but remain in working condition. Product does not come with warranty unless stated otherwise in product description. Functionality issues beyond signs of use should be disclosed in product description.
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