The SA-15T delivers reliable PA sound for bands, DJs, and venues that need professional volume without breaking the budget. This passive speaker pair handles the demands of live performance with dependable power and clear sound reproduction across all frequencies.

Each cabinet pushes 350 watts RMS (700 watts peak) through a custom 15-inch woofer and 1.5-inch titanium compression driver. The titanium tweeter cuts through mix clutter while the ported 15-inch driver provides solid low-end response down to 45Hz. At 96dB sensitivity and 8-ohm impedance, these speakers work efficiently with most power amplifiers.

The crossover operates at 3kHz with 12/18dB per octave slopes and includes dual glass bulb tweeter protection to prevent damage during loud performances. Dual ports enhance bass response, while the frequency range extends to 20kHz for complete spectrum coverage. The rugged construction features black carpet covering, metal corner protection, and recessed handles for transport.

These speakers work well for bands playing clubs up to 300 people, DJ events, church sound systems, and school auditoriums. The dual-input design accepts both 1/4-inch and Speakon connections for flexible amplifier compatibility.

Each cabinet includes dual 1/4-inch and dual Speakon inputs for daisy-chaining or biamping applications. Standard speaker cables connect to your power amplifier—no special cables required.

Seismic Audio backs the SA-15T pair with a one-year warranty and fast shipping. Professional-grade components at a price point that works for working musicians and sound engineers.

Technical Specifications

Frequently Asked Questions

What size venues can the SA-15T pair handle?

The SA-15T pair works well for indoor venues up to 300 people, such as clubs, small theaters, church sanctuaries, and school auditoriums. For outdoor events, expect coverage for 150-200 people due to the open environment. The 350-watt RMS power rating per cabinet provides sufficient headroom for most live band and DJ applications without distortion.

Do I need a subwoofer with these speakers?

The SA-15T extends down to 45Hz, so you get solid bass response for most music without a subwoofer. However, if you're playing electronic music, hip-hop, or want that chest-thumping low end for dance events, adding a subwoofer will enhance the overall system. The 15-inch drivers handle bass well but a dedicated sub takes the load off and improves overall clarity.

What amplifier power do I need for the SA-15T?

Match these speakers with amplifiers rated between 300-500 watts per channel at 8 ohms. The 350-watt RMS rating means you want an amp that can deliver clean power at that level. Going slightly higher on amp power is fine—the built-in crossover protection helps prevent tweeter damage from overdrive.

What cables do I need to connect these speakers?

You'll need standard speaker cables with either 1/4-inch or Speakon connectors on both ends—one end goes to your power amplifier, the other to the speaker. Speakon connections provide more secure contact and are preferred for permanent installations, while 1/4-inch works fine for portable setups. Each cabinet has both input types available.

Can I daisy-chain multiple SA-15T cabinets together?

Yes, each cabinet has dual inputs that allow daisy-chaining to additional speakers. However, remember that adding speakers in parallel reduces the total impedance load seen by your amplifier. Two 8-ohm cabinets create a 4-ohm load, which most amplifiers handle fine, but check your amp's minimum impedance rating before connecting multiple speakers.

WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer. For more information, go to: www.P65Warnings.ca.gov