Piezoelectric ultrasonic horn sounds outside the hearing range of the human ear, that is, at frequencies above 20KHZ. Mainly used in driving birds, driving dogs, driving mice and other fields, through the TS, IATF and other certification. If necessary, please contact Miss Zhou, E-mail: Market@wj-lianhua.com.

Model Product Name Rated Voltage
(V)		 Operating Voltage
(V)		 Current Consumption
(mA)		 SPL
(dB)		 Resonant Frequency
(Hz)		 Operating Temperature
(℃)		 Weight
(g)		 Carton Size
(cm)		 Quantity
(pcs)		 Gross Weight
(Kg)
30mm Ultrasonic Annunciation LDG30

LDG30-2.83V

 5.5 1～30 / ≥90@50cm 25000±5000 -20～ +70 2.5 50×43×29 2400 10.4
41mm Ultrasonic Annunciation LDG41

LDG41-2.83V-22

 5.5 1～30 / ≥95@50cm 22000±5000 -20～ +70 3.8 50×43×29 2000 12
51mm Ultrasonic Annunciation LDG51

LDG51

 5.5 1～30 / ≥95@50cm 20000±5000 -20～ +70 5.5 47×33×37 600 6.2