The AR8123BLK is a versatile sliding shelf designed by APC, capable of supporting up to 100 lbs (45.5 kg). It occupies 1U of rack space, making it an efficient choice for conserving valuable space in data centers. The shelf features adjustable vertical mounting rails, allowing it to accommodate equipment with varying mounting depths. Its ventilated design ensures uniform delivery of cool air to installed IT equipment, enhancing thermal management. The package includes friction pads, an installation guide, and mounting hardware, ensuring easy setup. Additionally, the AR8123BLK adheres to RoHS and REACh standards, reflecting its compliance with environmental regulations.