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Vent Alarm designed to "whistle" while tank is being filled, when whistle stops, it notifies the delivery person to halt the delivery. Prevents overfilling and spills....More information


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Mallory Sonalert SC648 SEE SC648R...More information


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Our pulsing piezo alarm buzzer can be powered from 30-120V, either AC or DC (it's marked for polarity). Yells at 95dB at 2.9kHz. Measures 1-7/8" long x 1-11/16" dia with a pair of screw terminals for power. Has a 1/2" dia element....More information


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2" x 2" Vent Alarm Signal for use on Oil Tanks...More information


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Edwards Signaling 270A-SPO POLE, OPEN CIR-...More information


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Wheelocks loud phone ringers are loud, attention-getting telephone alerts designed for use in noisy locations and/or for medium to large area coverage. Perfect for both indoor or outdoor applications. Typical applications would be factories, repair s...More information


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- Wheelock Exceder horn strobe- Horn Strobe wall mount red- Visible candela window with 8 selectable candela settings- Selectable 12 & 24 VDC- 3 Audible settings 90 95 99 dB (anechoic)- Voltage test points- Universal mounting base 1-gang 2-gang 4...More information


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ICC / Intervox BRP4535S-12-CP Piezoelectric Alarm; 90 dB (Min.) @ 30 cm; Intermit; 4 to 16; 20 mA (Max.)...More information


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Introducing the Rooster Airflow alarm from the airflow experts at Cambridge AccusenseTM and Degree Controls, Inc. The Rooster represents next generation airflow alarm technology, combining a rich set of customizable features with unprecedented ease ...More information


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