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Primo branded products and components are available only through authorized Primo Incorporated Sales Offices. Primo is not responsible for any products purchased from any other source and all questions, comments or issues must be addressed directly with the unauthorized source who sold the product.

Electret Condenser Microphones

	Model	Diameter	Height	Sensitivity	VCC	RL	Impedance	SNR Ratio	Max SPL	Specs
	Model	(MM)	(MM)	0dB=1V/PA (CENTER)	(V)	(KΏ)	(KΏ)	(dB)	@1kHz	(PDF)
	EMZ8029	Ø6.00±0.20 (5.80~6.20)	2.70+.015/0.15 (2.55~2.85)	-41.5 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	Typ.62.0dB (at f= 1kHz, 1Pa) (A Weighted)	109dB S.P.L (at f= 1kHz)
	EMZ8027	Ø6.00±0.20/ -0.20 (5.80~6.20)	2.70+.015 (5.80~6.20)	-32.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	Typ.70.0dB (at f= 1kHz, 1Pa) (A Weighted)	109dB S.P.L (at f= 1kHz)
	EMZ8027T	Ø6.00±0.20/ -0.20 (5.80~6.20)	2.70+.015 (5.80~6.20)	-32.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	Typ.70.0dB (at f= 1kHz, 1Pa) (A Weighted)	109dB S.P.L (at f= 1kHz)
	EM281	Ø5.8	2.0mm	-39.0 ± 3.0dB	3.0V	3.0KΩ	600Ω ± 30%	71 dB at 1 kHz (1 Pa, A weighted network)	128 dB S.P.L.
	EM419N	Ø5.8	2.00mm	-29.0 ± 3.0dB	3.3V	4.7KΩ	2.3KΩ ± 30%	75 dB at 1 kHz (1 Pa, A weighted network)	120 dB S.P.L.
	EM272J	Ø10.0	4.50mm	-28.0dB ± 3.0dB	5.0V	3.9Ω	2.4KΩ ± 30%	80 dB at 1k Hz (1 Pa, A weighted network)	122 dB S.P.L.
	EM273	Ø10.0	4.5mm	-37.0 ± 3.0dB	5.0V	5.6KΩ	0.6KΩ ± 30%	80 dB at 1 kHz (1 Pa, A weighted network)	135 dB S.P.L.
	EM413	Ø5.8	2.0mm	-40.0 ± 3.0dB	2.0V	15KΩ	1.1KΩ ± 30%	74 dB at 1 kHz (1 Pa, A weighted network)	124 dB S.P.L.
	EM267N	Ø5.8	2.0mm	-40.0 ± 3.0dB	3.0V	2.0KΩ	1.6KΩ ± 30%	60 dB at 1 kHz (1 Pa, A weighted network)	115 dB S.P.L.
	EM289	Ø5.8	2.00mm	-44.0 ± 3.0dB	2.0V	15.0KΩ	1.1KΩ ± 30%	68 dB at 1 kHz (1 Pa, A weighted network)	128 dB S.P.L.
	EM288Z1	Ø4.0	2.00mm	-43.0 ± 3.0dB	2.0V	15.0KΩ	1.1KΩ ± 30%	70 dB at 1 kHz (1 Pa, A weighted network)	127 dB S.P.L.
	EM419NM1	Ø5.8	2.0mm	-32.0 ± 3.0 Db	1.8V	3.3KΩ	1.9 kΩ ± 30%	75 dB at 1 kHz (1 Pa, A weighted network)	116 dB S.P.L.

Uni-Directional

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	Model	Diameter	Height	Sensitivity	VCC	RL	Impedance	SNR Ratio	Max SPL	Specs
	Model	(MM)	(MM)	0dB=1V/PA (CENTER)	(V)	(KΏ)	(KΏ)	(dB)	@1kHz	(PDF)
	EM428Z1	Ø14.6	4.60mm	-33.0 ± 3.0dB	3.3V	2.2KΩ	1.9KΩ ± 30%	Above 78.0dB (at f= 1kHz, 1Pa) (A Weighted)	118dB S.P.L (at f= 1kHz)
	EM415N	Ø14.6	4.5mm	-42.0 ± 3.0dB	3.0V	5.6KΩ	0.6KΩ ± 30%	78 dB typ. at 1 kHz (1 Pa, A weighted network)	136 dB S.P.L.
	EM408Z3	Ø10.0	4.5mm	-37.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	74 dB typ. at 1 kHz (1 Pa, A weighted network)	120 dB S.P.L.
	EM411N	Ø10.0	4.5mm	-45.0 ± 3.0dB	5.0V	5.6KΩ	0.6KΩ ± 30%	74 dB typ. at 1 kHz (1 Pa, A weighted network)	140 dB S.P.L.
	EM406N	Ø10.0	4.5mm	-37.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	74 dB typ. at 1 kHz (1 Pa, A weighted network)	120 dB S.P.L.
	EM235	Ø10.0	4.3mm	-37.0 ± 3.0dB	1.5V	2.0KΩ	1.8KΩ ± 30%	69 dB Typ. at 1kHz (1Pa, A weighted network)	120 dB S.P.L.
	EM297Z1	Ø10.0	4.5mm	-33.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ± 30%	78 dB Typ. at 1kHz (1Pa, A weighted network)	116 dB S.P.L.
	EM405N	Ø5.8	2.0mm	-49.0 ± 3.0dB	1.5V	2.0KΩ	1.6KΩ ± 30%	59 dB Typ. at 1kHz (1Pa, A weighted network)	115 dB S.P.L.
	EM265	Ø5.8	2.00mm	-48.0 ± 3.0dB	1.5V	2.0KΩ	1.6KΩ ± 30%	58 dB Typ. at 1kHz (1Pa, A weighted network)	115 dB S.P.L.
	EM301	Ø10.0	4.5mm	-45.0 ± 3.0dB	2.0V	15.0KΩ	1.3KΩ ± 30%	71 dB Typ. at 1kHz (1Pa, A weighted network)	125 dB S.P.L.

Bi-Directional

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	Model	Diameter	Height	Sensitivity	VCC	RL	Impedance	SNR Ratio	Max SPL	Specs
	Model	(MM)	(MM)	0dB=1V/PA (CENTER)	(V)	(KΏ)	(KΏ)	(dB)	@1kHz	(PDF)
	EM114	Ø10.0	5.0mm	-50.0 ± 3.5dB	2.0V	1.0KΩ	1.0KΩ ± 30%	above 62 dB at 1kHz (1Pa, A weighted network)	–
	EM283	Ø10.0	4.5mm	-39.0 ± 3.0dB	3.0V	2.0KΩ	1.4KΩ ± 30%	72 dB Typ. at 1kHz (1Pa, A weighted network)	122 dB S.P.L.
	EM230N	Ø5.8	2.00mm	-51.0 ± 3.5dB	3.0V	2.0KΩ	1.6KΩ ± 30%	58 dB Typ. at 1kHz (1Pa, A weighted network)	110 dB S.P.L.

Skin Conduction Microphones

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	Model	Diameter	Mic Length	Sensitivity	VCC	RL	Impedance	Specs
	Model	(MM)	(MM)	0dB=1V/0.1G (100HZ)	(V)	(KΩ)	(KΩ)	(PDF)
	S17	Ø20.8	28.7mm	-46.0 ± 4.0dB	3.0V	2.0KΩ	1.7KΩ ± 30%

Low Frequency Microphones (Measuring Infrasound)

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	Model	Diameter	Height	Sensitivity	VCC	RL	Impedance	SNR Ratio	Max SPL	Specs
	Model	(MM)	(MM)	0dB=1V/PA (0.5Hz)	(V)	(KΏ)	(KΏ)	(dB)	@1kHz	(PDF)
	EM246 ASSY	Ø5.8	2.10mm	-44.0 ± 4.0dB	2.0V	15.0 kΩ	1.1 kΩ ± 30%	68 dB (1 Pa, A weighted network)	-128 dB S.P.L.

Vibration Sensors

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	Model	Diameter	Mic Length	Sensitivity	VCC	RL	Impedance	Specs
	Model	(MM)	(MM)	0dB=1V/0.1G (100HZ)	(V)	(KΩ)	(KΩ)	(PDF)
	S15S5C	Ø5.8	2.10mm	-46.0 ± 4.0dB	3.0V	2.0KΩ	1.7KΩ ± 30%
	S18S5B	Ø10.0	5.4mm	-31.0 ± 4.0dB	3.0V	2.0KΩ	1.7KΩ ± 30%

Dynamic

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	Model	Diameter	Height	Sensitivity	Impedance	Weight	Specs
	Model	(MM)	(MM)	0dB=1V/PA (CENTER)	(KΏ )	(G)	(PDF)
	DHS38HAC-0 RECEIVER 81-M6012-1155	Ø38.00 ± 0.20	21.00 ± 0.20	99.0dB S.P.L.±2.0dB S.P.L at f=1kHz (20µPa=0dB)	15Ω ±20% at 1KHz	35.81 gr
	SD3.7X18.8-150PH RECEIVER 81-M6012-1156	Ø37.80 ± 0.20	18.80 ± 0.20	-99.0dB S.P.L.±2.0dB, (at f=1kHz), (0dB=20µPa)	15Ω ±20% at 1KHz	35.81 gr

MEMS Microphones

Omni-Directional

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	Model	Length	Width	Height	Sensitivity	SNR	Features/Application			Specs
	Model	(MM)	(MM)	(MM)	(dB)	(dB)	Features/Application			(PDF)
	MM105	3.35	2.5	1.0	-37 +/-1.0 dB	64.0 Db	Reflow compatible -Operating temp (105˚Ϲ)

Accessories

Rubber Holder / Boots

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	Model	Diameter Rubber ( MM )		Height Rubber (MM)	Diameter Mic. (MM)	Height Mic. (MM)	Designed For Mic Size	Material	Specs
	Model	Outer	Inner	Height Rubber (MM)	Diameter Mic. (MM)	Height Mic. (MM)	Designed For Mic Size	Material	(PDF)
	EM202 Rubber Holder (51-V0080-1233)	Ø =7.00+0.0-0.1	Ø = 5.80+0.0-0.1	H = 3.80±0.05	Ø =5.80+0.2-0.1	H = 3.10+0.2-0.1	EM302LS22.8B1	Silicon 50° (Black)
	Rubber Holder (100E) (51-V0080-1082-1)	Ø = 12.40 ±0.10	Ø = 9.80±0.50	H = 6.00+0.15-0.10	Ø = 10.00 ±0.10	H = 4.50±0.2	EM8023TW-A2Z4	EPDM (Black)
	EM8027 Rubber Holder A (51-V0080-1293)	Ø = 8.30 ±0.05	Ø = 6.00 ±0.05	H = 5.00+0.2-0.0	Ø =6.00 ±0.20	H = 2.70 ±0.15	EM8027 Series	EPDM – 40 (Black)
	EM-8003FYN RUBBER HOLDER (51-V0080-1145)	Ø = (14.10)	Ø = 9.95±0.05	H = 9.00 ±0.20	Ø =10.00 ±0.10	H = 5.00+0.2-0.1	EM8023NM18Y-Z5H14E	CR Rubber (Black)
	EM-150FYN-RF Rubber Holder (51-V0080-1171)	Ø = 8.30 ±0.05	Ø = 6.00 ±0.05	H = 5.00+0.2-0.0	Ø =5.80+0.2-0.1	H = 2.00+0.2-0.1	EM419N	EPDM – 40° (Black)
	EM100 RUBBER HOLDER A (51-V0080-1346)	Ø = 12.00 ±0.05	Ø = 9.50 ±0.05	H = 6.00 ±0.10	Ø = 10.00 ±0.10	H = 5.00 ±0.30	EM100	EPDM (Black)
	EM-147 RUBBER HOLDER A (93-T0000-0139)	Ø = 7.00+0.0-0.1	Ø = 5.80+0.0-0.1	H = 2.60 ±0.05	Ø = 5.80+0.2-0.1	H = 2.00+0.2-0.1	EM147	Silicon 50 (Black)