The Sanko922G/S is a ceiling speaker with a 70v/100v transformer built in, and also is a ceiling speaker with fire dome. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance transmission and parallel connection of multiple loudspeakers possible.

The built-in 4.5” speaker driver is designed of wide frequency response (130-20,000Hz), the multiple terminals 4W, 8W & 15W can be applied to different occasions vary in area sizes and background noises; It is made of high-class steel and fixed by stamping, which ensures long-term durability, and will never be out of shape; Equipped with leaded wire case which is hard to burn for fireproofing; Spring clip clamp makes the easy and secure installation possible; Waterproof driver surround excellent damping, long life, clear and sonorous sounds.

This fireproof ceiling speaker is an ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.


Built-in 100v/70v transformer
In-ceiling type loudspeaker
4.5” paper cone waterproof driver
Rated power output at 4W-15W
High sensitivity(88±2dB)
Made of high-class steel
Leaded wire case for fireproofing
Fast installation by spring clip

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