SA-TR10 - 2.75 Inch 4 Ohm Aluminum Car Audio Bullet Tweeter High Compression 240 Watts
The SA-TR10 bullet tweeter delivers focused high-frequency performance for car audio systems that need controlled, directional treble output. This 2.75-inch aluminum tweeter cuts through road noise and ambient sound with its high-compression design.
Built around a 1-inch Kapton voice coil and 5.40-ounce magnet assembly, the SA-TR10 produces precise highs from 1.5kHz to 20kHz. The titanium diaphragm handles 120 watts RMS with 101 dB sensitivity, making it efficient enough for moderate-powered car stereos while capable of handling serious amplifier power.
The die-cast aluminum basket provides solid mounting and heat dissipation, while the bullet design focuses sound directionally rather than dispersing it wide. At 4 ohms impedance, it matches most car audio amplifiers without requiring additional impedance matching. The compact 2.75-inch cutout diameter fits standard tweeter locations in door panels, kick panels, or dashboard mounts.
Perfect for upgrading factory car stereo systems, building custom door speaker arrays, or adding dedicated high-frequency drivers to competition car audio setups. Works well in vehicles from compact cars to SUVs where focused treble projection is needed over ambient cabin noise.
Installation requires standard speaker wire connections to your amplifier's tweeter outputs or through a passive crossover network. Mounting hardware included for flush installation in standard tweeter locations.
Backed by Seismic Audio's warranty with fast shipping. Professional-grade car audio performance without the premium price markup.
Technical Specifications
| Spec | Value |
|---|---|
| Model | SA-TR10 |
| Driver Type | 2.75" High-Compression Titanium Bullet Tweeter |
| Power Rating (RMS) | 120 Watts |
| Power Rating (Peak) | 240 Watts |
| Voice Coil | 1" Kapton Voice Coil |
| Impedance | 4 Ohms |
| Magnet | 5.40 Ounce |
| Sensitivity | 101 dB |
| Frequency Response | 1.5kHz - 20kHz |
| Basket | Die-Cast Aluminum |
| Outer Diameter | 3.77" |
| Cutout Diameter | 2.75" |
| Mounting Depth | 1.42" |
| Recommended For | Car audio upgrades, custom installs |
Frequently Asked Questions
What amplifier power do I need for the SA-TR10?
The SA-TR10 works efficiently with amplifiers from 25-120 watts RMS per channel. Its 101 dB sensitivity means it produces good volume even with factory car stereos, but handles up to 120 watts RMS if you want maximum output. Most car audio amplifiers in the 50-75 watt range will drive these tweeters to full potential.
Can I install these without a crossover network?
While you can connect the SA-TR10 directly to full-range amplifier outputs, a crossover is recommended to protect the tweeter from low frequencies. Use a passive crossover with a high-pass filter around 2-3kHz, or connect to dedicated tweeter outputs on your amplifier if available. Direct connection works for testing but may damage the tweeter over time.
How does the bullet design compare to dome tweeters?
Bullet tweeters like the SA-TR10 focus sound in a narrower beam compared to dome tweeters that spread sound wider. This makes them ideal for car audio where you want direct treble projection to the listening position rather than filling the entire cabin. They're also more efficient and handle higher power levels than most dome designs.
Will these fit my car's factory tweeter locations?
The SA-TR10 requires a 2.75-inch cutout diameter with 1.42-inch mounting depth. Check your factory tweeter locations first - many cars use smaller 1-inch or 2-inch tweeters. You may need to modify door panels or use surface-mount brackets if your factory locations are smaller than 2.75 inches.
Do I need two tweeters for a stereo setup?
Yes, car audio systems typically use one tweeter per channel for proper stereo imaging. Order two SA-TR10 units for a complete left/right setup. Some competition builds use multiple tweeters per side, but most car audio applications work best with one high-quality tweeter per door or per side panel.
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