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Item #:
1936989
Seismic Audio - 18" Raw Subwoofers/Woofers/Speakers - PA DJ Pro Audio Replacement Sub - 500 Watts RMS - 120 oz Magnet - 8 Ohms - 4" Voice Coil
Item #:
1936989
GMD 16620
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Order now and get it around Thursday, July 30
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These produce an awesome tone, with great lows that add that extra boom.
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What Stands Out
Powerful Output
With a robust 500 Watts RMS, these subwoofers deliver studio-quality sound, ensuring a booming bass experience perfect for both professional DJs and amateur enthusiasts.
High Sensitivity
The 120 oz magnet enhances the sensitivity, allowing for superior sound reproduction of low frequencies, making it an ideal choice for heavy bass lovers in live settings.
Durable Design
Featuring a 4" voice coil and a solid build, these subwoofers ensure longevity and reliability, providing excellent performance in demanding audio environments.
Product Details
| Audio Output Mode | Surround |
| Mounting Type | Flush Mount |
| Enclosure Material | Aluminum |
| Speaker Type | Subwoofer, Woofer |
| Antenna Location | Pro audio, live sound reinforcement systems, DJ setups |
| Subwoofer Diameter | 18 Inches (45.7 cm) |
| Is Waterproof | FALSE |
| Control Method | Voice |
| Speaker Size | 18 Inches (45.7 cm) |
| Woofer Diameter | 18 Inches (45.7 cm) |
| Specific Uses For Product | pro audio events and sound reinforcement |
| Processor Count | 2 |
| MP3 player | No |
| Controller Type | Voice Control |
| Frequency Response | 2000 Hz |
| Number of Audio Channels | 5.1, 7.1 |
| Impedance | 8 Ohms |
| Compatible Devices | Smartphone, Tablet, MP3 Player, Desktop, Laptop |
| Compatible with Vehicle Type | Car |
| Power Source | Corded Electric |
| Brand | Seismic Audio |
| Model Number | San Andreas 18 |
| Model Name | San Andreas |
| Built-In Media | 1 woofer |
| Number of Items | 1 |
| UPC | 812451013207 |
| Manufacturer | Seismic Audio Speakers, Inc. |
| Speaker Maximum Output Power | 1000 Watts |
| Number of Power Levels | 1 |
| Item Dimensions D x W x H | 22"D x 22"W x 10"H (55.9 x 55.9 x 25.4 cm) |
| Item Weight | 120 Ounces (3402 grams) |
| Connectivity Technology | wired |
| Subwoofer Connectivity Technology | Wired |
| Connectivity Protocol | wired |
| Audio Driver Type | Dynamic Driver |
| Audio Driver Size | 18 Inches (45.7 cm) |
Who Should Buy?
-
DJs and Performers
Perfect for DJs needing powerful bass in live performances or events for an immersive audio experience.
-
Audio Enthusiasts
Ideal for home audio setups looking to enhance sound quality with deep bass and high performance.
-
Professional Installers
Great for installers who require reliable and powerful subwoofers for PA systems in clubs or venues.
-
Casual Listeners
May be excessive for casual listeners seeking lower volume, less powerful sound options for home use.
Product Description
Seismic Audio - 18" Raw Subwoofers/Woofers/Speakers - PA DJ Pro Audio Replacement Sub - 500 Watts RMS - 120 oz Magnet - 8 Ohms - 4" Voice Coil
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the power handling capability of the Seismic Audio 18 Raw Subwoofer?
Answer: The Seismic Audio 18 Raw Subwoofer has a power handling capability of 500 Watts RMS. This means it can handle continuous power input of up to 500 Watts without distortion or damage, making it suitable for a variety of professional audio applications. Whether you're a DJ needing powerful bass for your performances or running a concert setup, this subwoofer delivers robust sound output, ensuring that your audience feels the energy in every beat. -
Question:
What is the magnet size of the Seismic Audio 18 Raw Subwoofer?
Answer: The Seismic Audio 18 Raw Subwoofer features a substantial 120 oz magnet. This heavy-duty magnet contributes significantly to the subwoofer's overall performance by increasing its efficiency and improving sound clarity. A larger magnet helps in producing deep, resonant bass that has a punchy impact, ideal for genres like hip-hop or electronic dance music. The magnet's size plays a crucial role in the subwoofer's ability to handle high power levels while maintaining audio fidelity. -
Question:
What is the impedance of the Seismic Audio 18 Raw Subwoofer?
Answer: The Seismic Audio 18 Raw Subwoofer has an impedance rating of 8 Ohms. This impedance rating allows the subwoofer to operate effectively with a variety of amplifiers and audio systems. Compatibility with 8 Ohm systems is excellent for both home audio setups and professional sound rigs, offering flexibility in building a sound system that meets your performance needs. This ensures that users can match the subwoofer with many audio components without compatibility issues. -
Question:
How many voice coils does the Seismic Audio 18 Raw Subwoofer have?
Answer: This model features a four voice coil design, which significantly enhances its performance and versatility. The four voice coils allow for better power handling and can reproduce low frequencies more efficiently. This design caters to dynamic range, making it an ideal choice for DJs and event organizers aiming for deep bass without sacrificing clarity. This construction promotes higher levels of sound pressure, making it perfect for large venues and outdoor events. -
Question:
Can the Seismic Audio 18 Raw Subwoofer be used for home theater systems?
Answer: Yes, the Seismic Audio 18 Raw Subwoofer is an excellent choice for home theater systems. Its ability to deliver powerful, low-frequency audio creates an immersive experience, enhancing movie watching and music enjoyment. By integrating this subwoofer into your home audio setup, you can achieve a fuller soundstage, making dialogues clearer and action scenes more impactful. It pairs well with a range of speakers, providing the deep bass that home theater enthusiasts crave. -
Question:
What types of audio setups is the Seismic Audio 18 Raw Subwoofer suitable for?
Answer: The Seismic Audio 18 Raw Subwoofer is versatile and suitable for various audio setups including PA systems, live concerts, DJ setups, and home theaters. Its high power handling and robust design make it a favorite among DJs and sound engineers who require reliable performance in demanding environments. This subwoofer can be used in both professional and casual settings, providing deep bass that enhances the overall audio experience, whether it’s for a live event or a backyard party. -
Question:
Is the Seismic Audio 18 Raw Subwoofer appropriate for live performances?
Answer: Absolutely! The Seismic Audio 18 Raw Subwoofer is designed with live performances in mind. With its capacity to output 500 Watts RMS and efficient sound reproduction, it delivers powerful bass that energizes audiences. Its robust construction and high-quality components ensure that it can withstand the rigors of touring and frequent use, making it a reliable choice for musicians and event hosts looking to make an impact on their crowd. -
Question:
What is the build quality of the Seismic Audio 18 Raw Subwoofer?
Answer: The Seismic Audio 18 Raw Subwoofer is built with high-quality materials designed to deliver exceptional durability and performance. With a sturdy surround and cone, plus a robust frame to withstand vibration, this subwoofer is reliable for both temporary setups and permanent installations. Whether you're using it in a mobile DJ setup or integrating it into a professional sound system, its construction ensures longevity while providing consistent audio output. -
Question:
How does the Seismic Audio 18 Raw Subwoofer compare to other subwoofers?
Answer: Compared to other subwoofers in its category, the Seismic Audio 18 Raw Subwoofer stands out due to its impressive power handling, large magnet, and four voice coil design. These features contribute to enhanced sound quality, allowing users to experience deeper bass and greater clarity. While other subwoofers may excel in specific areas, this model delivers a well-balanced sound that's suitable for a variety of applications, making it a top choice among DJs and sound engineers. -
Question:
Where can I buy the Seismic Audio 18 Raw Subwoofer?
Answer: You can purchase the Seismic Audio 18 Raw Subwoofer from Ubuy, which offers a reliable platform for quality audio equipment. Ubuy provides a range of options and delivery services to ensure you receive your subwoofer promptly. Finding high-performance audio gear like this subwoofer on Ubuy opens up to a variety of shipping alternatives, giving you the flexibility to choose what best meets your needs.
Seismic Audio Monitor, Speaker & Subwoofer Parts San Andreas 18 Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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GMD 16620
Order now and get it around Thursday, July 30
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- 18 Pro Audio Sub Woofer Speaker - Model #: San Andreas
- Power RMS: 500 Watts, Power Peak: 1000 Watts
- Frequency Response: 35Hz-2K Hz
- Sensitivity: 100 db., Magnet: 120 oz.
- Voice Coil: 4, Impedance: 8 Ohm
- Die Cast Aluminum Chassis, Paper cone, Cloth Edge
- Weight: 30 lbs. each
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