SILVERSTONE 

Silverstone CS RM51 5U Rackmount Chassis with dual 180mm fans Retail

Mfg Part Number:  RM51  
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Price: $697.20 + Free Shipping
Quantity:
More to Come
Last Updated: Oct 22, 2025
No Sales Tax except these states
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Dual-purpose chassis - Industrial / Home

Designed for industrial rackmount or high-end home system usage, which can be placed in vertical or horizontal orientations. 

Unparalleled rackmount cooling performance

2 x Air Penetrator 184i PRO fans pre-installed to provide excellent system cooling.

Downward compatible with 3 x 120mm fans which also allows for triple 120mm or dual 180mm liquid cooling radiator. 

Tremendous hardware versatility

An internal 3.5" drive cage allows installation of 2 x 3.5" HDDs. If it's to be left unoccupied, enables the option of installing a secondary PSU in SFX form factor

Excellent space maximization

To avoid any unforeseen damages to either the motherboard or the graphics cards, an expansion card retainer with storage drive mounting holes is included to prevent sagging of graphics cards while maximizing space utilization

Highly versatile internal layout

Server rack sliding rails can be easily fitted onto the chassis with the reserved mounting holes.

*SST-RMS05-22(sold separately)


Main Specification
General Information
Manufacturer SilverStone Technology, Inc
Manufacturer Part Number RM51
Manufacturer Website Address http://www.silverstonetek.com
Brand Name SilverStone
Product Model SST-RM51
Product Name Server Case
Product Type Server Case
Technical Information
Motherboard Supported EATX
Motherboard Supported Micro ATX
Motherboard Supported SSI EEB
Motherboard Supported Mini ITX
Motherboard Supported ATX
Motherboard Supported SSI CEB
Number of Fans Supported 3
Number of Fans Installed 2
Fan Size Supported 4.72"
Installed Fan Size 7.09"
Bays
Number of Internal 3.5" Bays 2
Number of Internal 2.5" Bays 4
I/O Expansions
Total Number of Expansion Slots 8
Interfaces/Ports
Total Number of USB Ports 3
USB Port Details 1 x USB Type C
USB Port Details 2 x USB 3.0
Front USB Yes
Physical Characteristics
Color Family Black
Product Color Black
Product Material Steel
Cooler Type Liquid Cooler
Compatible Rack Unit 5U
Form Factor Rack-mountable
Maximum CPU Cooler Height 14.17"
Height 8.7"
Width 17.3"
Depth 20.9"
Weight (Approximate) 23.37 lb
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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