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Silver 4U rackmount server chassis with front expansion slots and interchangeable panels

Silverstone

Silverstone RM46-502-I 4U interchangeable server chassis

SKU CH-EJY6-BS6ZX MPN RM46-502-I

A 4U rackmount chassis with front-accessible PCI slots and interchangeable panels for flexible deployment

  • Front I/O access speeds maintenance with swappable front panels
  • Eight full-height PCI slots support diverse add-in cards
  • Fits SSI-EEB boards for dual-socket server builds
  • 280 mm radiator or dual 160 mm fans enable high cooling
  • USB Type-C port adds modern front connectivity

4U interchangeable rackmount chassis

The Silverstone RM46-502-I is a 4U server chassis designed for rackmount environments that demand front-accessible expansion slots. Its interchangeable layout lets administrators swap the front panel I/O, sliding rails, handlebars, 5.25" device bays and PSU mounts between the front and rear of the unit. This flexibility suits data-centre operators and industrial integrators who need to adapt airflow or cable routing without replacing the enclosure.

Replaces rear-slot 4U enclosures

Traditional 4U rackmount cases place PCI expansion slots at the rear, forcing technicians to reach behind the rack for card installation or maintenance. The RM46-502-I moves those eight standard-height slots to the front, cutting service time in dense rows where rear access is blocked. The jump is worth it when rack density, hot-aisle containment or frequent hardware swaps make rear-slot access a daily bottleneck. Upright or horizontal placement adds further deployment options.

Tool-free front access simplifies builds

Front-facing motherboard I/O and the swappable panel system mean most components can be reached without sliding the chassis out of the rack. Installers should verify that their SSI-EEB motherboard aligns with the front-slot orientation and that the 280mm radiator or dual 160mm fan cooling path matches their thermal plan. The single USB Type-C port on the front panel provides a modern peripheral connection, but builders needing additional front I/O must plan for the interchangeable panel swap.

How it compares

Measured against everything we stock in Rackmount Server Cases, at today’s prices. Recalculated every night.

Price $244.99
Pricier than about 55% of the 1,006 comparable items (median $222.49).

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Specifications

Product
Brand nameSilverStone
Model nameRM46-502-I
Part numberRM46-502-I
Size & build
Shipping weight0.45 kg
Package size25 × 25 × 25 mm

Questions about this item

What motherboard sizes fit the RM46-502-I 4U chassis?

The chassis supports SSI-EEB motherboards up to the maximum board size allowed in the 4U form factor.

How are the sliding rails installed and what step is often missed?

Mount the inner rail sections to the chassis sides, then attach the outer sections to the rack posts; the step often missed is ensuring both rail sets are level before sliding the unit in.

Which fan or radiator configurations can be swapped later for maintenance?

The front and rear mounts accept either a 280 mm radiator or two 160 mm fans, and these can be exchanged without removing the chassis from the rack.

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