Siren HB-105-2

The line powered 105dBA HB-105-2 Tonecaller is a telephone extension sounder which has been designed for installation in large areas which have high ambient noise levels so that a ringing telephone can easily be heard. The unit is rated to IP66 and is suitable for operation in adverse conditions. Telephone line powered (no mains voltage required). Penetrating typical 105dBA output. Volume Control. Reduced installation costs. Available for hard wiring (using either screwor I.D.C connections) or supplied with a 3 metre line cord and a 431A plug. Weatherproofing to IP 66. REN of 0.75. Maintenance free operation. 2 selectable tones. The HB-105-2 Tonecaller is designed to replace traditional mains powered bells, and is powered by the PABX and PSTN line voltage (60 – 100 volts AC). A variable output of 85 – 105 dBA is obtained by means of a potentiometer located within the unit.