2.25 Inch (57 mm) Waterproof Peaked Response Alarm Speaker

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Introducing the MISCO 50RN16M-2LS speaker - your ultimate all-weather, high-sensitivity audio solution. With its robust design, this speaker is engineered to withstand even the most extreme weather conditions. Whether you're navigating through a rainstorm or a snowstorm, you can trust the 50RN16M-2LS to deliver crystal-clear audio that you can depend on.

This high-performance speaker is perfect for use in vehicle backup and industrial alarms, meeting SAE standards with its high-output resonance. Its phenolic-impregnated cone effectively wards off moisture, making it ideal for use in humid environments, ensuring uninterrupted performance where it matters most.

  • This speaker can withstand harsh weather conditions.
  • Powerful, clear sound for noisy environments.
  • The phenolic-impregnated cone is moisture-resistant and great for humid environments.
  • SAE-compliant and perfect for vehicle backup and industrial alarms.

Upgrade your audio experience with the MISCO 50RN16M-2LS speaker - your ultimate all-weather, high-sensitivity audio solution.

MISCO engineers use the world's most sophisticated loudspeaker measurement systems, including the Klippel Analyzer, to maximize and confirm the speaker's design and the Klippel QC module to ensure perfect unit-to-unit consistency and reliability. 


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More Information
Brand Name MISCO OEM
Speaker Type Alarm
Shape of Speaker Round
Size, Nominal (inch & mm) 2" (50 mm)
Environment Outdoor
Application Medical, Military, Signal / Alarm Systems
RoHS Compliant Yes
Rated Impedance (Ω) 8
Rated Power IEC268-5 (W) 4 Watts
Program Power (W) 8
Sensitivity (dB SPL) ¹ 106
Frequency Range (Hz) 1250 - 13,000
DC Resistance (Re) (Ω) 6.8
Resonant Frequency (Fs) (Hz) +/- 15% 1300
Nominal Impedance (Z) (Ω) 8
Voice Coil Inductance (Le) (mH) 0
Mechanical Q Factor (Qms) 23.2
Electrical Q Factor (Qes) 16.3
Total Q Factor (Qts) 9.58
Basket Type Stamped steel with zinc plating
Terminal Size (mm) 2.79 x 0.5
Voice Coil Diameter (mm) 15.23
Voice Coil Wire Material Copper
Voice Coil Former Material Kapton
Magnet Material Ferrite
Magnet Weight (g) 20
Cone Body Material Black phenolic treated cloth
Cone Surround Material Black phenolic treated cloth
Spider Material Conex
Dust Cap Material Mylar
Net Weight (kg) 0.08
Technical Notes

¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance