HP Desktop Mini LockBox V2

Overview

The HP 3EJ57AA is a lockable enclosure designed to protect HP Desktop Mini PCs in open or shared environments. Made from solid metal, it offers tamper-resistant security while housing the PC, power brick, and cables neatly inside. Its compact size of approximately 10.7 inches wide, 10.6 inches tall, and 2.3 inches deep ensures protection without adding bulk, making it suitable for offices, classrooms, retail counters, and other high-traffic areas.

Key features

• Lockable metal enclosure that deters theft and casual interference
• Spacious interior accommodates the PC, power brick, and excess cabling for a tidy setup
• Standard VESA mounting pattern allows easy attachment to walls, monitor arms, or desk undersides
• Compact design that secures peripherals while keeping the system accessible and connected
• Compatible with a wide range of HP Desktop Mini models, including ProDesk 400 and EliteDesk 800 series
• Durable construction backed by a 5-year limited warranty for long-term protection

Key specs

• Dimensions: 10.7 inches (W) x 10.6 inches (H) x 2.3 inches (D)
• Weight: approximately 5.17 pounds
• Material: solid metal housing
• Mounting: standard VESA pattern for versatile installation
• Compatibility: supports HP Desktop Mini PCs such as ProDesk 400 and EliteDesk 800 series
• Warranty: 5-year limited warranty

Installation and setup

Installation is straightforward thanks to the standard VESA mounting pattern, which uses the same screws as most displays and brackets. This allows you to securely attach the lockbox to walls, the back of monitor arms, or underneath desks without additional hardware. Once locked, the enclosure keeps the PC and its peripherals connected and protected from unauthorized removal or tampering.

Ideal uses and environments

This lockbox is well suited to environments where physical security and neat cable management are essential. It works well in offices, classrooms, retail counters, library terminals, and trade show demo stations. It also fits home setups where you want to prevent unauthorized access or movement of the PC, such as in shared living spaces or kiosks.