非常電話ボックス
非常電話ボックス
トンネル内での非常事態の際、外部の騒音に通話を妨げられることなく安全・確実な緊急通報を手助けします。
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Emergency telephone box in the tunnel
Customization of various electrical specifications and casing specifications is possible according to your requests.
last updated
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All SUS-made emergency telephone box for tunnels 'TT-G(S)'
A new mechanism that does not use auto hinges! The debris discharge mechanism at the bottom of the rail prevents the accumulation of dirt.
last updated