The Bel Fuse 5TT 1.5-R is a 5-terminal SMD high-temperature telecom relay. It is a latching, normally open, 5 Amp (A) relay suitable for use in coil voltage ratings of 12 to 48 Volts (V). It features built-in self-locking (latching), a high contact current rating, a low profile design, a low contact resistance, and a high life-span. The 5TT 1.5-R is exclusively designed for telecommunications applications. It has a maximum switching current of 5A, a maximum coil voltage of 48V, and a voltage drop of 1.8V for a 25degC ambient temperature. It is suitable for applications such as PBX, VoIP, Access point, Set top box and Router.