SilverStone RM42-502 4U Rackmount Server Chassis

The SilverStone RM42-502 is a 4U rackmount server chassis designed for workstation and server builds requiring larger motherboard compatibility and flexible expansion. Supporting SSI-EEB, SSI-CEB, E-ATX, ATX, Micro-ATX, and Mini-ITX motherboards, it provides a practical foundation for professional computing systems, rack-mounted workstations, and business servers. With seven expansion slots, support for front-mounted 240mm liquid cooling, and two external 5.25" bays, the RM42-502 accommodates a range of performance-focused hardware configurations. Its steel chassis supports compatible PS2 (ATX) or Mini Redundant power supplies, with 2U Redundant PSU compatibility on RM42-502 V2.0 or later. Why Choose This SilverStone RM42-502 4U Rackmount Server Chassis Supports SSI-EEB, SSI-CEB, E-ATX, ATX, Micro-ATX and Mini-ITX motherboards, with seven expansion slots for compatible graphics cards and other add-in hardware. Accommodates expansion cards up to 337mm long with the retainer installed or 426mm without, with card width limits of 116mm or 154mm depending on GPU holder installation. Supports front 120mm or 240mm radiator configurations, with one front 120mm fan and one rear 80mm fan included. Provides two external 5.25" bays, one internal 2.5" position, USB Type-C, two USB 3.0 ports and chassis intrusion detection.