{"product_id":"soundqubed-hdb2-212le-d4-dual-12-loaded-ported-subwoofer-enclosure","title":"SoundQubed HDB2-212LE-D4 Dual 12\" Loaded Ported Subwoofer Enclosure 900W RMS","description":"\u003ch3\u003eStep Up Your Bass Game — SoundQubed HDB2-212LE-D4 Dual 12\" Loaded Ported Enclosure\u003c\/h3\u003e\n\u003cp\u003eWhen dual 10s aren't enough, the \u003cstrong\u003eSoundQubed HDB2-212LE-D4\u003c\/strong\u003e steps in. This factory-matched dual 12\" loaded and ported subwoofer enclosure delivers 900W RMS and 1800W peak — earth-shaking low-end performance in a plug-and-play package. Two 4-ohm dual voice coil subwoofers wired in parallel to a 1-ohm final load maximize power transfer from your mono amplifier, while the 35Hz port tuning keeps the bass deep, tight, and controlled. Whether you're building a competition SPL setup or just want to feel every beat on your daily commute, the HDB2-212LE-D4 delivers without the hassle of a custom build.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 12\" Subwoofers — Factory Matched:\u003c\/strong\u003e Two SoundQubed HDB2 series 12\" subwoofers pre-installed and tuned to the enclosure for optimal performance right out of the box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e900W RMS \/ 1800W Peak Power Handling:\u003c\/strong\u003e Built for high-output mono amplifiers and serious SPL applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils — 1-Ohm Final Load:\u003c\/strong\u003e Wired in parallel for maximum power delivery from a mono amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e94dB Sensitivity:\u003c\/strong\u003e High efficiency means more output per watt — loud even with modest amplifier power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response: 29Hz–250Hz:\u003c\/strong\u003e Deep, extended low-end with a wide usable range for music and SPL applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide-Ported Enclosure Tuned to 35Hz:\u003c\/strong\u003e Ported design maximizes output and low-frequency extension while keeping bass punchy and controlled.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\/8\" MDF Construction:\u003c\/strong\u003e Rigid, resonance-free cabinet walls for clean, accurate bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Vinyl Finish:\u003c\/strong\u003e Clean, professional look that fits any trunk or cargo area build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Installation:\u003c\/strong\u003e No box building, no guessing — just wire it to your amp and go.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration: Dual 12\" Loaded Ported Enclosure\u003c\/li\u003e\n\u003cli\u003eRMS Power: 900W\u003c\/li\u003e\n\u003cli\u003ePeak Power: 1800W\u003c\/li\u003e\n\u003cli\u003eVoice Coil: Dual 4-Ohm per woofer\u003c\/li\u003e\n\u003cli\u003eFinal Load (Parallel): 1 Ohm\u003c\/li\u003e\n\u003cli\u003eSensitivity: 94dB\u003c\/li\u003e\n\u003cli\u003eFrequency Response: 29Hz–250Hz\u003c\/li\u003e\n\u003cli\u003ePort Tuning: 35Hz (Side Port)\u003c\/li\u003e\n\u003cli\u003eEnclosure Material: 5\/8\" MDF\u003c\/li\u003e\n\u003cli\u003eFinish: Black Vinyl\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHDB2-212LE-D4 vs. HDB2-210LE-D4\u003c\/h3\u003e\n\u003cp\u003eStepping up from the dual 10\" to the dual 12\" gets you 100W more RMS, 200W more peak, and larger cone area for deeper, louder bass. If you have the trunk space and want maximum output, the 212 is the move.\u003c\/p\u003e\n\u003ch3\u003eWhy the HDB2-212LE-D4?\u003c\/h3\u003e\n\u003cp\u003eThis loaded enclosure is the smart choice for anyone who wants serious 12\" bass without the time and cost of a custom build. SoundQubed has already done the engineering — the box volume, port tuning, and subwoofer matching are all dialed in from the factory. Pair it with a quality mono amplifier and you'll have a system that hits as hard as a custom build at a fraction of the effort.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eProfessional installation available at Best Auto Sound \u0026amp; Security in Central Texas. Contact us to schedule your build.\u003c\/em\u003e\u003c\/p\u003e","brand":"SoundQubed","offers":[{"title":"Default Title","offer_id":44025006981233,"sku":"HDB2-212LE-D4","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/4884\/5937\/files\/Screenshot_13-8-2026_9036_soundqubed.com.jpg?v=1786629753","url":"https:\/\/12volttoys.com\/products\/soundqubed-hdb2-212le-d4-dual-12-loaded-ported-subwoofer-enclosure","provider":"Best Auto Sound \u0026 Security","version":"1.0","type":"link"}