12WRS400 – Low frequency transducer

The Beyma 12WRS400 is a versatile low and mid-low frequency transducer built for high output and reliable performance. It offers 800 W program power handling with a robust 3 inch copper voice coil and delivers high efficiency with a sensitivity of 97 dB at 1 W/1 m. An FEA optimized ceramic magnetic circuit and pressed steel frame provide a linear response with low harmonic distortion, while the weatherproof treated cone ensures durability in demanding environments. Its balanced design makes it suitable for a wide range of professional low and mid-low frequency applications.

Technical Specifications
Nominal diameter: 300 mm 12 in
Rated impedance: 8 Ω
Minimum impedance: 7 Ω
Power capacity: 400 W AES
Program power: 800 W
Sensitivity: 97 dB 1W / 1m @ ZN
Frequency range: 45 – 5000 Hz
Recom. enclosure vol.: 30 / 100 l 1,06 / 3,53 ft3
Voice coil diameter: 76.2 mm (3”)
BI factor: 17.4 N/A
Moving mass: 0,063 kg
Voice coil length: 16 mm
Air gap height: 8 mm
X damage (peak to peak): 30 mm

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