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Part No. (Minimum 3 characters)

Termination

lead wire (1) Apply lead wire filter
pin (1) Apply pin filter

SPL @ 30cm dB

80–90 (1) Apply 80–90 filter
90–100 (1) Apply 90–100 filter

Driven

external driven (2) Apply external driven filter

Type

piezo (2) Apply piezo filter

Width mm

0–10 (0) Apply 0–10 filter
(-) Remove 40–50 filter 40–50
50–60 (1) Apply 50–60 filter

Height mm

Freq Rated kHz

1–1 (1) Apply 1–1 filter
3–4 (1) Apply 3–4 filter

Voltage (Rated) V

4–9 (1) Apply 4–9 filter
9–15 (2) Apply 9–15 filter

Alerts/Alarms/Indicators

Part #	SPL @ 30cm	Rated Freq	Rated V	Width	View
EFM-290EK	90dB	3.6kHz	9.0V	40mm
TFM-21	80dB	0.9kHz	12.0V	50mm

Ⓒ East Electronics Corp. 48273 Lakeview Blvd., Fremont, CA, USA.