High - output Piezo Alarm Transducer
  APTH-257    APTH-257A    APTH-257P

FEATURES:
  • High output
  • High reliability
DIMENSIONS:  (Unit: mm)
APTH-257 APTH-257A

APTH-257P
TEST CIRCUIT:

   APTH-257  257A  257P

ELECTRICAL SPECIFICATIONS :

Model No.

 APTH-257(257A, 257P)

Min. sound pressure level(dB)

 100/9VP-P /30cm

Rated Voltage (VDC)

 9

Capacitance at 1000Hz(nF)

 25 ± 30%

Max. Consumption (mA)

 180/9VDC

Resonant Frequency (KHZ)

 3.2 ± 0.5

Tone Nature

 Continuous

Operating temperature (ºC)

 -20 ~+ 70

Weight

 8 g

Case Material/Colour

 See note

PACKING INFORMATION :
  APTH-257(A) APTH-257P

Packing :

2340 1260 pcs per export carton

Carton Size :

46 x 30.5 x 21 cm 47 x 30.5 x 33 cm

G. Weight :

12 6.5 kgs

N. Weight :

14 8.2 kgs