Model Dimensions Data Sheet
HPM14AX ø14×7mm HPM14AX SPECIFICATION SHEET
HPM14AX Piezo Buzzer Rated Voltage(VDC)12
Operating Voltage(VDC) 3～16
★Rated Current (mA) ≤7
★Sound Output at 30cm(dB) ≥80
Rated Frequency(Hz) 4000±500
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Weight(g) 1
HPA21AX-W ø21×10mm HPA21AX-W SPECIFICATION SHEET
HPA21AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 3~30
★Rated Current (mA) ≤3
★Sound Output at 30cm(dB) ≥85
Rated Frequency(Hz) 4500±500
Operating Temp.(℃) -20～+60
Storage Temp.(℃) -30～+70
Housing Material ABS
Weight(g) 1
HPA23AX ø23×19mm HPA23AX SPECIFICATION SHEET
HPA23AX Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 1~18
★Rated Current (mA) ≤15
★Sound Output at 30cm(dB) ≥88
Rated Frequency(Hz) 3300±500
Operating Temp.(℃) -20～+60
Storage Temp.(℃) -30～+70
Housing Material ABS
Weight(g) 8
HPA23AX-W ø23×19.4mm HPA23AX-W SPECIFICATION SHEET
HPA23AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 1~18
★Rated Current (mA) ≤15
★Sound Output at 30cm(dB) ≥88
Rated Frequency(Hz) 3300±500
Operating Temp.(℃) -20～+60
Storage Temp.(℃)-30～+70
Housing Material ABS
Weight(g) 8
HPA23BX ø23×19.4mm HPA23BX SPECIFICATION SHEET
HPA23BX Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 1~18
★Rated Current (mA) ≤20
★Sound Output at 30cm(dB) ≥85
Rated Frequency(Hz) 4000±500
Operating Temp.(℃) -20～+60
Storage Temp.(℃) -30～+70
Housing Material ABS
Weight(g) 6
HPA23BX-W ø23×10.5mm HPA23BX-W SPECIFICATION SHEET
HPA23BX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 1~18
★Rated Current (mA) ≤20
★Sound Output at 30cm(dB) ≥85
Rated Frequency(Hz) 4000±500
Operating Temp.(℃) -20～+60
Storage Temp.(℃) -30～+70
Housing Material ABS
Weight(g) 6
HPA23CX-W ø23×12.2mm HPA23CX-W SPECIFICATION SHEET
HPA23CX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VP-P) 3~24
★Rated Current (mA) ≤8
★Sound Output at 10cm(dB) ≥90
Rated Frequency(Hz) 4000±500
Operating Temp.(℃) -20～+70
Storage Temp.(℃) -30～+80
Housing Material ABS
Weight(g) 3.3
HPA23D ø23×8.2mm HPA23D SPECIFICATION SHEET
HPA23D Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～20
★Rated Current(mA) ≤15
★Sound Output at 10cm(dB) ≥85
Rated Frequency(Hz) 3600±500
Capacitance(nF) 15±30％
Operating Temp.(℃) -20～+60
Storage Temp.(℃) -30～+70
Housing Material PPO
Weight(g) 2.0
HPM24AX ø24×16mm HPM24AX SPECIFICATION SHEET
HPM24AX Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～20
★Rated Current (mA) ≤8
★Sound Output at 30cm(dB) ≥90
Rated Frequency(Hz) 3700±500
Operating Temp. (℃) -20~+60
Storage Temp.(℃) -30~+70
Weight(g) 4.5
HPM24AX-W ø24×12mm HPM24AX-W SPECIFICATION SHEET
HPM24AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～20
★Rated Current (mA) ≤8
★Sound Output at 30cm(dB) ≥90
Rated Frequency(Hz) 3700±500
Operating Temp. (℃) -20~+60
Storage Temp.(℃) -30~+70
Weight(g) 4.5
HPM30AX ø30×19mm HPM30AX SPECIFICATION SHEET
HPM30AX Piezo Buzzer Type HPM30AX HPM30AX-F
Rated Voltage(VDC)12
Operating Voltage(VDC) 3～20
★Rated Current (mA) ≤15
★Sound Output (dB) ≥90 ≥85
Rated Frequency(Hz) 3500±500
Tone(dB) Continuous Fast plue
Pulse Frequency(Hz) 3.0±20%
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Mas MPPO
Weight(g) 7
HPA30AX-W ø30×15mm HPA30AX-W SPECIFICATION SHEET
HPA30AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～24
★Rated Current (mA) ≤20
Output S.P.L(dB) ≥85
Generated Frequency(Hz) 3800±500
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Material ABS
Weight(g) 6
HPM30AP-F ø30×19mm HPM30AP-F SPECIFICATION SHEET
HPM30AP-F Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 5～24
Output S.P.L(dB) 98dB min./30cm DC12V
Current Consumption(mA) 20mA max./DC12V
Oscillating Frequency(KHz) 3.5±0.5
Tone Fast pulse 3.0±20%
Operating Temp. (℃) -20~+60
Storage Temp.(℃) -30~+70
Weight(g) 12
HPA32AX-W ø32×14mm HPA32AX-W SPECIFICATION SHEET
HPA32AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～24
★Rated Current (mA) ≤15
★Sound Output at 30cm(dB) ≥90
Generated Frequency(Hz) 3900±500
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Material ABS
Weight(g) 8
HPA40AX ø40×20mm HPA40AX SPECIFICATION SHEET
HPA40AX Piezo Buzzer Rated Voltage(VDC) 9
Operating Voltage(VDC) 7～20
★Rated Current (mA) ≤50
★Sound Output at 10cm(dB) ≥100
Generated Frequency(Hz) 3200±500
Operating Temp. (℃) -20~+60
Storage Temp.(℃) -30~+70
Housing Material ABS
Weight(g) 12.5
HPA42AX ø42×18mm HPA42AX SPECIFICATION SHEET
HPA42AX Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 6～15
★Rated Current (mA) ≤150
★Sound Output at 10cm(dB) ≥100
Tone Nature(Hz) Siren
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Material ABS
Weight(g) 20
HPA43AX ø43×14mm HPA43AX SPECIFICATION SHEET
HPA43AX Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～20
★Rated Current (mA) ≤15
★Sound Output at 30cm(dB) ≥100
Rated Frequency(Hz) 2900±500
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Material ABS
Weight(g) 10.6
HPA45AX-W ø45×26mm HPA45AX-W SPECIFICATION SHEET
HPA45AX-W Piezo Buzzer Rated Voltage(VDC) 12
Operating Voltage(VDC) 3～16
★Rated Current (mA) ≤35
★Sound Output at 30cm(dB) ≥105
Rated Frequency(Hz) 2900±500
Operating Temp. (℃) -20~+70
Storage Temp.(℃) -30~+80
Housing Material ABS
Weight(g) 21.8

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