Edwards Signaling E104A Electronic Signaling Sounder is a compact, DC-powered audible signaling device designed for use in signaling systems. It operates on 6–28 V DC with a current draw of 0.016–0.030 A and has a luminous intensity rating of 1.3 mcd. This unit supports low-current signaling in installations needing a reliable audible alert within a wide DC voltage range.
