Electro-Voice EVC-1181S-PIW 18'' Subwoofer Weatherized Speaker (White)

Weatherized 18-Inch Subwoofer for Powerful Low-End Performance
The Electro-Voice EVC-1181S-PIW is an 18-inch weatherized subwoofer built to deliver deep, rich bass in outdoor fixed installations. Designed to work seamlessly with Electro-Voice EVC full-range loudspeakers, this subwoofer ensures clean, impactful low-frequency response. With its rugged weatherized construction and exceptional sound performance, it is the ideal solution for outdoor venues, stadiums, houses of worship, and public spaces that demand reliable and precise audio.

Optimized Low-Frequency Output for Music and Speech
Equipped with a high-performance 18-inch low-frequency transducer, the EVC-1181S-PIW produces clean, powerful bass across a 30–135 Hz frequency range. Whether reinforcing music playback or adding weight to vocal presentations, this subwoofer ensures low frequencies are reproduced accurately and without distortion. Its 97 dB sensitivity and 129 dB maximum SPL provide the output needed for high-demand environments.

Weatherized Design for Reliable Outdoor Use
The EVC-1181S-PIW features a weather-resistant enclosure with a durable EVCoat finish, ensuring long-term reliability in outdoor settings. The stainless steel grille and weatherized gland-nut input panel protect internal components from moisture, dust, and debris. This robust construction guarantees consistent performance, even in harsh weather conditions, making it perfect for permanent outdoor installations.

Seamless Integration with EVC Full-Range Systems
This subwoofer is specifically voiced to complement EVC 8-, 12-, and 15-inch full-range loudspeakers, as well as other EV-Innovation systems like EVF, EVH, EVA, and EVU. It integrates seamlessly into professional audio systems to deliver balanced, full-range sound. By adding the EVC-1181S-PIW to an existing setup, you achieve extended low-end performance that enhances overall audio clarity.

Advanced Filtering for Optimal System Performance
The EVC-1181S-PIW requires an active low-pass filter and a fourth-order Butterworth high-pass filter to deliver precise, optimized sound performance. This approach ensures the subwoofer operates efficiently, allowing clean and distortion-free low-frequency reproduction. Proper filtering makes it an excellent choice for installations that demand accuracy and consistency in their sound systems.

Optional Transformer for 70V/100V Distributed Audio Systems
For larger installations requiring distributed audio, the EVC-1181S-PIW supports the optional TK-150 transformer for 70V/100V operation. Electro-Voice's patented Automatic Saturation Compensation (ASC) technology maintains stable low-end performance even when multiple subwoofers are connected in parallel. This feature provides reliable, full-bodied bass for distributed sound systems without compromising output quality.

Flexible Installation Options for Any Venue
The EVC-1181S-PIW is designed with versatility in mind, offering multiple M10 suspension points for safe and secure mounting. It can also be floor-mounted for traditional subwoofer setups, providing flexibility for a variety of audio configurations. With its sleek white finish, the subwoofer integrates seamlessly into both modern and traditional architectural environments.