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Silverstone Technology RM31 3U rackmount server chassis with dual power supplies and 360mm radiators support

Overview

Specs

Reviews

Details
Chassis Type	Rackmount Server Chassis
Form Factor	3U
Color	Black
Case Material	Steel
Motherboard Compatibility	SSI-EEB, SSI-CEB, Extended ATX, ATX, Micro-ATX, Mini-ITX
Power Supply	Primary PSU slot: SFX/SFX-L or 2U CRPS Redundant; Secondary PSU slot: SFX/SFX-L
LED Indicators	Power status x1: Blue, HDD activity x1: White, LAN activity x2: Green

Expansion
Expansion Slots	8
Max CPU Cooler Height	110mm
Max GPU Length	458mm (without front fans/radiators)
Max PSU Length	Primary: 250mm, Secondary: 140mm

Ports
Front Ports	USB Type-C x1, USB 3.0 x2

Cooling System
Radiator Options	Front: 120mm / 240mm / 360mm
Fan Options	Front: 120mm x3, Rear: 60mm x2

Features
Features	Supports dual SFX/SFX-L or 2U CRPS redundant power supplies, supports 360mm radiator with 6x120mm push/pull fans, side switch for chassis intrusion security

Dimensions & Weight
Dimensions	438mm (W) x 132mm (H) x 488mm (D), 17.24in x 5.20in x 19.21in

Additional Information
First Listed on Newegg	September 23, 2026

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