12" HED Series Sealed Down Firing Shallow Subwoofer Enclosure (Passive) - H7SE12
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Overview
12” Sealed Down Firing Shallow Subwoofer Enclosure
Bring powerful, space-efficient bass to your vehicle with the Cerwin-Vega H7SE12 HED Series 12-inch Sealed Down Firing Shallow Subwoofer Enclosure. Engineered for maximum low-frequency performance in tight spaces, this enclosure is ideal for cars, trucks, and SUVs where traditional subwoofer boxes may not fit. It delivers deep, impactful bass while maintaining a clean, low-profile installation.
The H7SE12 features a 12-inch 2-ohm passive subwoofer housed in a precision-tuned sealed down-firing enclosure. This design directs bass toward the vehicle floor, enhancing low-frequency response and creating a smoother, more evenly distributed sound throughout the cabin. The down-firing configuration also protects the subwoofer from damage caused by cargo or daily use, making it perfect for real-world driving conditions.
As part of the trusted Cerwin-Vega HED Series, this shallow subwoofer enclosure is the result of extensive acoustic engineering, testing, and tuning. Designed through careful measurement and listening sessions, it delivers tight, controlled bass with excellent clarity and minimal distortion. Whether you’re upgrading a factory system or enhancing an existing setup, the H7SE12 provides strong, reliable low-end performance.
The shallow design allows for flexible installation in compact areas such as under seats or in limited trunk space. Despite its slim profile, this enclosure produces powerful bass output that enhances your overall listening experience across all music genres.
Compatible with a wide range of amplifiers, the 2-ohm configuration allows for efficient power delivery and system customization.
Compact footprint. Protected design. Deep Cerwin-Vega bass performance.
If you’re searching for a 12-inch shallow subwoofer enclosure that combines space-saving design with high-output bass, the Cerwin-Vega H7SE12 is the perfect solution for your car audio system.
Specifications
Product Manuals
Beloved by Enthusiasts!
Renowned for producing high-quality subwoofers, Cerwin Vega has won the hearts of car audio enthusiasts. Praised for their durability, power handling, and exceptional sound performance, these subwoofers deliver an unparalleled audio experience.
Engineered for Excellence!
Combining advanced engineering with high-quality materials, these subwoofers deliver powerful and reliable bass performance. Favored by car audio enthusiasts, they are the top choice for those looking to elevate their audio experience.
Passive Subwoofers & Enclosures for Cars - FAQ
Q1: What types are in the Cerwin‑Vega Passive loaded‑enclosure series and target builds?
A: Passive models are factory‑pre‑loaded, unpowered sub boxes, including vented, sealed down‑fire shallow and spare‑tire well models, in 10/12‑inch single‑sub and dual‑sub configurations. They require external mono subwoofer amplifier. Great for users avoiding custom‑box DIY; fit sedans, SUVs and pickups.
Q2: Features of vented, sealed down‑fire and spare‑tire passive boxes?
A: Vented boxes: factory‑tuned port for higher bass output, larger cabinet footprint. Sealed down-firing H7SE series: slim height for low‑clearance trunks. VS12 / VS12SH spare‑tire models fit spare‑tire well, preserve cargo space, built‑in DVC voice‑coils for flexible wiring.
Q3: Impedance and amplifier matching notes?
A: Single‑sub boxes are mostly 4Ω; factory dual‑sub boxes available in 2Ω parallel. Amp RMS power recommended at 0.8‑1.2× enclosure RMS rating. For 2Ω dual‑sub versions, your amplifier must be 2‑ohm stable. Do not run 2Ω loads on amps rated only for 4‑ohm.
Q4: Pros & cons vs buying bare driver + custom DIY box?
A: Pros: Pre‑tuned MDF cabinet, ready‑to‑wire, no cutting/sealing work. Cons: Fixed cabinet dimensions, cannot adjust internal volume; large dual‑sub boxes consume significant trunk space.
Q5: Installation, tuning and basic troubleshooting?
A: Secure enclosure rigidly to eliminate road rattle. Set amp LPF 80‑100Hz, subsonic 25‑30Hz, avoid excessive gain to prevent clipping. If no bass output, inspect speaker terminal connections and confirm amp impedance setting matches enclosure nominal impedance.