Piezo Buzzer

A complete, active sounder that integrates the piezo disc, resonant cavity, and internal drive circuit. It is powered by a DC signal to produce sound and control volume. Commonly used in home appliances, security, and medical alerts.

FILTERS

Diameter [mm]

Height [mm]

Frequency [kHz]

Voltage

SPL [dB]

Reset

Image	Part Number	DiameterD [mm]	HeightH [mm]	SPL [dB]	FrequencyFreq [kHz]	Rated VoltageVoltage	Mounting
	EFM-210	15.4	13.9	85	4.0±0.5	12VDC	PIN
	EFM-210A	15.4	13.9	85	4.0±0.5	5VDC	PIN
	EFM-210D	16.5	13.9	83	4.0±0.5	5VDC	PIN
	EFM-230	43	14	100	2.9±0.5	12VDC	PIN
	EFM-236FL	41.8	25.4	90	3.0±0.5	9VDC	LEAD WIRE
	EFM-236KFL	41.8	25.4	96	2.9±0.5	12VDC	LEAD WIRE
	EFM-236KL	41.8	16	100	2.9±0.5	12VDC	LEAD WIRE
	EFM-236L	41.8	16	100	2.9±0.5	12VDC	LEAD WIRE
	EFM-236MFL	41.8	25.4	96	2.9±0.5	12VDC	LEAD WIRE
	EFM-236ML	41.8	16	100	2.9±0.5	12VDC	LEAD WIRE
	EFM-240	30.2	14.5	90	2.8±0.5	12VDC	PIN
	EFM-250	14.1	8	85	4.0±0.5	12VDC	PIN
	EFM-250A	14.1	8	80	4.0±0.5	5VDC	PIN
	EFM-250NL	14.1	8	85	4.0±0.5	12Vp-p	LEAD WIRE
	EFM-260	23	9.8	85	3.5±0.5	12VDC	PIN
	EFM-260A	23	9.8	85	3.5±0.5	24VDC	PIN
	EFM-260BL	31.5	9.8	85	3.5±0.5	12VDC	LEAD WIRE
	EFM-260R	26	10	85	3.0±0.5	12VDC	PIN
	EFM-282	50	29	108	2.5±0.5	12VDC	PIN
	EFM-310	60	18	100	-	9VDC	LEAD WIRE
	EFM-310A	60	18	100	-	12VDC	LEAD WIRE
	EFM-310B	60	18	96	-	6VDC	LEAD WIRE
	EFM-320BL	60	26	105	2.9±0.5	12VDC	LEAD WIRE
	EFM-320D	45	26	105	2.9±0.5	12VDC	LEAD WIRE
	EFM-320P	45	26	92	2.9±0.5	12VDC	LEAD WIRE
	EFM-320S	45	26	105	2.9±0.5	12VDC	LEAD WIRE
	EFM-320SS	45	26	100	2.9±0.5	24VDC	LEAD WIRE
	EFM-321S	45	26	105	2.9±0.5	12VDC	PIN
	EFM-471AL	45	15	90	3.7±0.5	24VDC	LEAD WIRE
	EFM-471BL	45	15	85	3.5±0.5	6VDC	LEAD WIRE
	EFM-471L	45	15	90	3.9±0.5	12VDC	LEAD WIRE
	EFM-471ML	45	15	87	3.9±0.5	12VDC	LEAD WIRE
	EFM-472	30	20	90	3.5±0.5	3VDC	PIN
	EFM-472A	30	20	90	3.5±0.5	12VDC	PIN
	EFM-472A2	30	20	100	3.5±0.5	12VDC	PIN
	EFM-472AL	30	20	90	3.5±0.5	12VDC	LEAD WIRE
	EFM-472D	30	16	95	3.5±0.5	6VDC	PIN
	EFM-472ML	30	20	85	3.5±0.5	12VDC	LEAD WIRE
	EFM-473	30	19.5	80	3.5±0.5	12VDC	PIN
	EFM-475	27.5	10.8	85	4.5±0.5	12VDC	LEAD WIRE
	EFM-620	40	20	100	3.2±0.5	9VDC	PIN
	EFM-620A	40	20	95	3.2±0.5	3VDC	PIN
	EFM-620L	40	20	100	3.2±0.5	9VDC	LEAD WIRE
	EFM-810	34	14.5	88	3.5±0.5	12VDC	LEAD WIRE
	EFM-940L	31	6	70	3.1±0.5	12VDC	LEAD WIRE
	EFM-940P	31	5.2	70	3.1±0.5	12VDC	PIN
	FM-110A-901A	43	33	90	2.9±0.5	110VAC	PIN
	FM-12A-900	43	33	80	2.9±0.5	12VDC	PIN
	FM-12A-900A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12A-901	43	33	80	2.9±0.5	12VDC	PIN
	FM-12A-901A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12A-903	43	33	80	2.9±0.5	12VDC	PIN
	FM-12A-903A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12A-905	43	33	80	2.9±0.5	12VDC	PIN
	FM-12A-905A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12A-907	43	33	80	2.9±0.5	12VDC	PIN
	FM-12A-907A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12B-900	43	33	80	2.9±0.5	12VDC	PIN
	FM-12B-900A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12B-901	43	33	80	2.9±0.5	12VDC	PIN
	FM-12B-901A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12B-903	42	26	80	2.9±0.5	12VDC	PIN
	FM-12B-903A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12B-905	43	33	80	2.9±0.5	12VDC	PIN
	FM-12B-905A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12B-907	42	26	80	2.9±0.5	12VDC	PIN
	FM-12B-907A	43	33	90	2.9±0.5	12VDC	PIN
	FM-12C-900L	28.5	24.5	90	3.7±0.5	12VDC	LEAD WIRE
	FM-12C-900P	28.5	24.5	90	3.7±0.5	12VDC	PIN
	FM-12C-901L	28.5	24.5	90	3.7±0.5	12VDC	LEAD WIRE
	FM-12C-901P	28.5	24.5	90	3.7±0.5	12VDC	PIN
	FM-12C-903L	28.5	24.5	90	3.7±0.5	12VDC	LEAD WIRE
	FM-12C-903P	28.5	24.5	90	3.7±0.5	12VDC	PIN
	FM-12C-905L	28.5	24.5	90	3.7±0.5	12VDC	LEAD WIRE
	FM-12C-905P	28.5	24.5	90	3.7±0.5	12VDC	PIN
	FM-12C-907L	28.5	24.5	90	3.7±0.5	12VDC	LEAD WIRE
	FM-12C-907P	28.5	24.5	90	3.7±0.5	12VDC	PIN
	FM-12D-900	43.5	34.5	100	3.2±0.5	12VDC	PIN
	FM-12D-901	43.5	34.5	95	2.9±0.5	12VDC	PIN
	FM-12D-903	43.5	34.5	95	2.9±0.5	12VDC	PIN
	FM-12D-905	43.5	34.5	95	2.9±0.5	12VDC	PIN
	FM-12D-907	43.5	34.5	95	2.9±0.5	12VDC	PIN
	FM-12F-900A	43	33	90	3.0±0.5	12VDC	PIN
	FM-12F-901A	43	33	90	3.0±0.5	12VDC	PIN
	FM-12F-903A	43	33	90	3.0±0.5	12VDC	PIN
	FM-12F-905A	43	33	90	3.0±0.5	12VDC	PIN
	FM-12F-907A	43	33	90	3.0±0.5	12VDC	PIN
	FM-12H-900	42	26	90	3.0±0.5	12VDC	PIN
	FM-12H-901	42	26	90	3.0±0.5	12VDC	PIN
	FM-12H-903	42	26	90	3.0±0.5	12VDC	PIN
	FM-12H-905	42	26	90	3.0±0.5	12VDC	PIN
	FM-12H-907	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HB-900	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HB-901	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HB-903	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HB-905	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HB-907	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HE-900	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HE-901	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HE-903	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HE-905	42	26	90	3.0±0.5	12VDC	PIN
	FM-12HE-907	42	26	90	3.0±0.5	12VDC	PIN
	FM-12K-900L	36	34	90	3.0±0.5	12VDC	LEAD WIRE
	FM-12Q-900	36.1	34.6	90	2.9±0.5	12VDC	PIN
	FM-220A-900	43	32.8	85	2.9±0.5	220VAC	PIN
	FM-220A-901	43	32.8	85	2.9±0.5	220VAC	PIN
	FM-220A-901A	43	32.8	90	2.9±0.5	220VAC	PIN
	FM-220A-903	43	32.8	85	2.9±0.5	220VAC	PIN
	FM-220B-900	43.5	33	85	2.9±0.5	220VAC	PIN
	FM-220B-901	43.5	33	85	2.9±0.5	220VAC	PIN
	FM-220B-903	43.5	33	85	2.9±0.5	220VAC	PIN
	FM-24A-901A	43	32.8	90	2.9±0.5	12VDC	PIN
	FM-24C-900L	41.2	24.5	92	3.7±0.5	24VDC	LEAD WIRE
	FM-24C-900P	41.2	24.5	92	3.7±0.5	24VDC	PIN
	FM-24C-901L	41.2	24.5	92	3.7±0.5	24VDC	LEAD WIRE
	FM-24C-901P	41.2	24.5	92	3.7±0.5	24VDC	PIN
	FM-24C-903L	41.2	24.5	92	3.7±0.5	24VDC	LEAD WIRE
	FM-24C-903P	41.2	24.5	92	3.7±0.5	24VDC	PIN
	FM-24C-905L	41.2	24.5	92	3.7±0.5	24VDC	LEAD WIRE
	FM-24C-905P	41.2	24.5	92	3.7±0.5	24VDC	PIN
	FM-24C-907L	41.2	24.5	92	3.7±0.5	24VDC	LEAD WIRE
	FM-24C-907P	41.2	24.5	92	3.7±0.5	24VDC	PIN
	FM-24D-900	43.5	34.5	85	2.9±0.5	24VDC	PIN
	FM-24D-901	43.5	34.5	80	2.9±0.5	24VDC	PIN
	FM-24D-903	43.5	34.5	80	2.9±0.5	24VDC	PIN
	FM-24D-905	43.5	34.5	80	2.9±0.5	24VDC	PIN
	FM-24D-907	43.5	34.5	80	2.9±0.5	24VDC	PIN
	FM-48AA-907A	43	32.8	90	2.9±0.5	48VDC	PIN
	FM-48D-905DA	43.5	34	80	2.9±0.5	48VDC	PIN
	FM-48M-900	36	30.5	90	2.8±0.5	48VDC	PIN
	MT-510	23	18	85	3.15±0.5	12VDC	PIN
	SL1I-03CL	23.5	16	78	3.4 ± 0.5	3VDC	LEAD WIRE
	SL1I-03CP	23.5	16	78	3.4 ± 0.5	3VDC	PIN
	SL1I-03L	23.5	19	80	3.3 ± 0.5	3VDC	LEAD WIRE
	SL1I-03P	23.5	19	80	3.3 ± 0.5	3VDC	PIN
	SL1I-06CL	23.5	16	83	3.4 ± 0.5	6VDC	LEAD WIRE
	SL1I-06CP	23.5	16	83	3.4 ± 0.5	6VDC	PIN
	SL1I-06L	23.5	19	83	3.3 ± 0.5	6VDC	LEAD WIRE
	SL1I-06P	23.5	19	83	3.3 ± 0.5	6VDC	PIN
	SL1I-09CL	23.5	16	85	3.4 ± 0.5	9VDC	LEAD WIRE
	SL1I-09CP	23.5	16	85	3.4 ± 0.5	9VDC	PIN
	SL1I-09L	23.5	19	85	3.3 ± 0.5	9VDC	LEAD WIRE
	SL1I-09P	23.5	19	85	3.3 ± 0.5	9VDC	PIN
	SL1I-12CL	23.5	16	87	3.4 ± 0.5	12VDC	LEAD WIRE
	SL1I-12CP	23.5	16	87	3.4 ± 0.5	12VDC	PIN
	SL1I-12FSP	23	16	85	2.9 ± 0.5	12VDC	PIN
	SL1I-12HL	23.5	17	91	3.7 ± 0.5	12VDC	PIN
	SL1I-12HP	23.5	16	91	3.7 ± 0.5	12VDC	PIN
	SL1I-12L	23.5	19	88	3.3 ± 0.5	12VDC	LEAD WIRE
	SL1I-12P	23.5	19	88	3.3 ± 0.5	12VDC	PIN
	SL1I-24L	23.5	19	90	3.4 ± 0.5	24VDC	LEAD WIRE
	SL1I-24P	23.5	19	90	3.4 ± 0.5	24VDC	PIN
	SL1I-48L	23.5	19	88	3.3 ± 0.5	48VDC	LEAD WIRE
	SL1I-48P	23.5	19	88	3.3 ± 0.5	48VDC	PIN