https://aluminumbatterybox.com Fri, 17 Apr 2026 13:56:45 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://aluminumbatterybox.com/charles-cube-rl20721abj-outdoor-aluminum-battery-backup-enclosure/ https://aluminumbatterybox.com/charles-cube-rl20721abj-outdoor-aluminum-battery-backup-enclosure/#comments Fri, 17 Apr 2026 13:56:45 +0000 https://aluminumbatterybox.com/charles-cube-rl20721abj-outdoor-aluminum-battery-backup-enclosure/















The CUBE-RL20721ABJ cabinet is a rugged, wall/H-frame mountable outdoor enclosures constructed of welded aluminum with a powder-coated finish designed to withstand various environmental elements. They are typically used in wireless and fiber transport applications to house power and battery backup systems for remote radio heads. Overall Dimensions: 27″ high x 28″ wide x 20 deep. Equipment Chamber: 7 rack units (RU) of 19 rack-mount space. Battery Chamber: Separate chamber with dimensions of 13″ high x 28″ wide x 20 deep. Thermal Management: Features an integrated 580W 48VDC Heat Exchanger. Integrated Power: This specific model (RL20721ABJ) includes an 8-position load center, but comes with no integrated rectifiers/power system included by default, allowing for third-party integration. Application: Ideal for remote outdoor applications where a -48 VDC power source is required, offering protection for integrated electronic components and equipment. Mounting: Designed for wall or H-frame mounting, with an optional pole mount kit available.

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