Lowell ES-4T 4-Inch Dual Cone Ceiling Speaker, Single Unit

Self-contained, ready-to-install ceiling speaker (4" dual cone driver) produces excellent intelligibility for speech and full-frequency response for music-ideal for commercial or residential use.

Technical Specifications

Driver
4 in. dual cone driver with high-frequency whizzer cone
Transformer
16W (tap selector behind grille). Taps for 25V, 70V or 100V speaker systems, and 8 ohm transformer bypass position.
Enclosure
Painted (grey) steel back-can with reversible mounting dogs. Ported enclosure is tuned for extended low frequency response.
Grille
Press-fit grille with scrim and pull-tool
Mounting Aids
Support rails, C-ring, template, paint guard
Connections
Removable (four-pin) Phoenix-style connector with two terminals for input to speaker and two parallel terminals for output to next speaker in string.