Professional Audio Solutions Since 1949 2.5" (66 mm) Waterproof Voice Speaker, 45 Ohm
Brand Name
MISCO OEM
Part #
66SA45M
In stock
$15.83
- MSRP$23.99
- Buy 1 - 9$15.83
- Buy 10 - 359 $13.94
- Buy 360+Request a Quote
This all-weather speaker is ideal for outdoor and indoor applications. It is often used in entry intercoms and easily fits into small enclosures and tight spaces. Its Alnico V, HE+ magnet helps deliver high levels of clear communication. Its mylar cone design helps prevent moisture absorption, especially useful in high humidity. This speaker is not only ideal for intercom, it would be a great replacement speaker (standard hole placement) for radios, TVs, signaling and alarm devices.
- Voice range speaker
- 2.5" (66 mm) basket diameter
- 0.5 watts, 45 ohms, 87 dB SPL
- 0.6" copper voice coil, paper former
- Alnico magnet, stamped steel basket
- Mylar cone & surround
Download Product Specifications (PDF) »
| Brand Name | MISCO OEM |
|---|---|
| Speaker Type | Voice |
| Shape of Speaker | Square |
| Size, Nominal (inch & mm) | 2" (50 mm) |
| Environment | Outdoor / Indoor |
| Application | Drive-Thru / Kiosk, Medical, Outdoor , Signal / Alarm Systems, Voice Communications |
| RoHS Compliant | Yes |
| Rated Impedance (Ω) | 45 |
| Rated Power IEC268-5 (W) | 0.5 Watts |
| Program Power (W) | 1 |
| Sensitivity (dB SPL) ¹ | 87 |
| Frequency Range (Hz) | 350 - 9,000 |
| DC Resistance (Re) (Ω) | 43.1 |
| Resonant Frequency (Fs) (Hz) | 350 |
| Nominal Impedance (Z) (Ω) | 45 |
| Voice Coil Inductance (Le) (mH) | - |
| Mechanical Q Factor (Qms) | 4.80 |
| Electrical Q Factor (Qes) | 11.76 |
| Total Q Factor (Qts) | 3.43 |
| Basket Type | Stamped steel with zinc plating |
| Terminal Size (mm) | 2.8 x 0.5 |
| Voice Coil Diameter (mm) | 15.2 |
| Voice Coil Wire Material | Copper |
| Voice Coil Former Material | Paper |
| Magnet Material | Alnico |
| Magnet Weight (g) | 10 |
| Cone Body Material | Mylar |
| Cone Surround Material | Mylar |
| Spider Material | Cloth |
| Dust Cap Material | Mylar |
| Net Weight (kg) | 0.05 |
| Technical Notes | ¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance |