| Strong frame structure with excellent safety | Indoor battery storage box |

This is an indoor battery storage box that has cleared the seismic testing standards for communication devices (November 2009 version) and has obtained registration for battery facility qualification examination.

The BTF series is an indoor battery storage box that meets the "Seismic Testing Standards for Communication Equipment, etc. (November 2009 version)" established by NTT Docomo, and has obtained registration for battery storage facility qualification review. It can flexibly accommodate various enclosure structures according to your requirements, such as front and rear door types and front door types. 【Three Key Points】 1. With a robust frame structure capable of supporting 1000 kg and withstanding seismic intensity level 7 (1200 gal), it ensures the safety of the batteries even during large-scale disasters. 2. Based on the structural standards for battery storage facilities set by fire prevention regulations, it is a "compliant product with regulatory cubicle type battery storage facilities," having passed the structural verification for regulatory cubicle type battery storage facilities. It can accommodate batteries with a capacity of 4800 Ah or more. 3. It has received registration for battery storage facility qualification review. (Battery storage facility section: outer box for battery, outdoor box)

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