The Monacor NR‑254KS is a compact, weather‑resistant horn speaker specifically engineered for reliable voice transmission in demanding environments. Featuring a robust plastic housing, IP66 water‑jet protection, and stainless steel mounting hardware, it ensures long‑lasting service in both indoor and outdoor public‑address applications.
| Specification | Details |
|---|---|
| Power Rating (RMS) | 12 W |
| Total Power Rating (Music/Peak) | 25 W |
| Impedance | 4 Ω |
| Frequency Range | 800 Hz - 8 kHz |
| Sensitivity (SPL) | 107 dB per W/m |
| Dispersion Angle | 90 degrees horizontal × 90 degrees vertical |
| Housing Material | Plastic (black) |
| Protection Class | IP66 (water‑jet resistant) |
| Operating Temperature | −20 degreesC to +50 degreesC |
| Dimensions (W × H × D) | 106 mm × 106 mm × 88 mm |
| Weight | 1.08 kg |
| Connection | 2‑wire cable (approx. 50-60 cm) |
| Mounting Hardware | Stainless steel bracket and screws |
Thanks to its efficient horn design and 107 dB sensitivity, the NR‑254KS delivers clear, intelligible speech even at modest power levels--making it ideal for paging systems, announcements, and outdoor voice reinforcement. The 4 Ω impedance enables compatibility with a wide range of low‑impedance amplifiers or mixers. The 90 degrees dispersion ensures broad coverage with minimal positioning adjustments, while the IP66 rating affords resilience in gusty or wet conditions. Installers will appreciate the compact size and robust mounting gear, making it quick to set up and reliable in challenging installations.
