The 5518029 FIBOX is a DIN-35 mounting rail that is perfect for mounting DIN-35 devices in outdoor or harsh environments. It is made of galvanized steel for durability and weatherproofing, and it is easy to install. It also has an optional alarm that can deter thieves and keep your devices safe.The 5518029 FIBOX provides a secure mounting solution for DIN-35 devices. It is made of galvanized steel, which is a strong and durable material that can withstand harsh environments. The rail is also weatherproof, which helps to protect your devices from the elements. The optional alarm can be triggered by movement or vibration, and it will sound a loud siren to deter thieves.The 5518029 FIBOX is easy to install. It can be mounted to a wall or other surface using the included screws. The rail is also adjustable, so you can customize the mounting height to meet your needs.The 5518029 FIBOX is a reliable and secure way to mount your DIN-35 devices. It is made of durable materials, it is weatherproof, and it is easy to install. It also has an optional alarm that can deter thieves and keep your devices safe. · · · Provides a secure mounting solution for DIN-35 devices · · Galvanized steel construction · · Easy to install · · Durable construction that can withstand harsh environments · · Monitoring of the load includes max/average voltages and currents, number of switching cycles, number of faults, active and reactive power/energy when associated to a TPRVM001 voltage module.