SONALERT Mallory SC628 6-28 VDC Audible Signal Transducer with Volume Control

Mallory Sonalert Steady Continuous Tone Electronic Alarm Signal SC628 6-28 VDC

1 Mallory Sonalert Electronic Signal SC628 6-28 VDC #72331

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Mallory Sonalert Alarm Signal SC628D 6-28 VDC Working When Removed From Bonanza

Mallory Sonalert SC628ADR Audio 6VDC/6VAC 28VDC/28VAC 15mA 60dBA 1600Hz to 22...

Lot of 3 SONALERT Mallory SC628P 6-28 VDC Audible Signal Transducer