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Complete Bass Package: Includes 3500W RMS RAGEXL 12" Subwoofer, Tru Spec Elite S12 XXL Enclosure, and RAGE-4800 5000W Monoblock Amplifier for ultimate SPL performance.
Extreme Power Handling: RAGEXL subwoofer delivers up to 10,000W peak with deep, resonant lows, while the RAGE-4800 amp provides up to 4800W RMS at 1-ohm.
Precision-Engineered Enclosure: Tru Spec Elite S12 XXL features triple and quad baffle design tuned at 32 Hz for maximum output and tight, controlled bass.
Flexible, High-Performance Setup: Dual 2-Ohm subwoofer voice coils and full-range Class D amplifier with adjustable crossovers allow custom wiring and tuning for sealed, ported, or bandpass enclosures.
Built to Last: Rugged construction, advanced materials, and built-in amplifier protection ensure reliable, competition-ready performance for SPL or high-powered daily builds.
(1) B2-RAGE-4800 1-Ohm Class D Full Bridge Monoblock Amplifier
(1) GP-S12ELITEXXL-B2 Tru Spec Enclosure
Please note that these items will ship separately.
Experience unmatched bass performance with this powerhouse combo. The Tru Spec Elite 12" XXL enclosure features precision-engineered triple and quad baffle construction tuned at 32 Hz for optimized output. The RAGEXL 12" subwoofer delivers a massive 3500W RMS of deep, resonant lows, while the RAGE-4800 amplifier provides thunderous power with up to 5000W RMS output. Together, this trio brings earth-shaking bass, precise response, and reliable performance for serious SPL or high-performance car audio builds.
Subwoofer Specifications:
RMS Power Handling: 3500 Watts
Peak Dynamic Power: 10,000 Watts
Push Terminal Wire Gauge: 4 Ga
Nominal Impedance: Dual 2 Ohm
Voice Coil Diameter: 3"
Frequency Response: 10 Hz ~ 500 Hz
Sensitivity: 88.6 dB
Magnet Weight: 880 Oz
Displacement Volume: 8.9 L / .314 cu ft
Thiele & Small Parameters
Free Air Resonance (Fs): 28 Hz
Resistance (Re): 2 Ohm
Mechanical Factor (Qms): 5.38
Electrical Factor (Qes): 0.54
Total Factor (Qts): 0.49
Equivalent Volume (Vas): 23.7 L
Compliance (Cms): 80 um/N
BL Factor (BL): 131.5 BL^2/RE
Moving Mass (Mms): 403.9 g
Excursion Max (Xmax): 23 mm
Measurements:
Overall Diameter: 12.25" / 311 mm
Mounting Diameter: 11.10 / 282 mm
Bolt Pattern Diameter: 11.57" / 294 mm
Overall Depth: 12.12" / 308 mm
Mounting Depth: 10.12" / 257 mm
Amplifier Specifications:
RMS Power @ 4 ohm: 1650W -1800W
RMS Power @ 2 ohm: 3000W - 3250W
RMS Power @ 1 ohm: 4800W - 5000W
Frequency Response: 10 Hz – 20 kHz
Signal-to-Noise Ratio: >90 dB
Input Sensitivity: 0.2 – 6 V
Power Terminal Gauge: 0 GA
Fuse Rating: 400A
Bass Level Control: 30–80 Hz
Crossover Circuit:
Low Pass: 50 Hz – 20 kHz
High Pass: 10 Hz – 2 kHz
Subsonic: 10 Hz – 2 kHz
Amplifier Measurements:
Overall Length: 15.5 inches
Overall Width: 7.25 inches
Overall Height: 2.5 inches
Overall Weight: 9.90 pounds
Enclosure Specifications:
Material: MDF
Cutout: 11.20"
Box External Dimensions
Width x Height x Depth (30.00" x 15.00" x 21.21")
Material Thickness: 0.75"
Net Internal Volume: 2.50 ft3
Tuning Frequency: 32 Hz
Port Area: 40.00 inch2
Accepted Payment Methods at Big Jeff Audio
At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:
Credit and Debit Cards
Visa
Mastercard
American Express
Discover
Diners Club
Digital Wallets
Amazon Pay
Apple Pay
Meta Pay (formerly Facebook Pay)
Google Pay
Shop Pay
PayPal
International Payment Methods
Bancontact
iDEAL
Bank Transfers
Zelle
Financing Options
We also offer financing options to make purchasing easier. Learn more about our financing options here.
Klarna
Affirm
Sezzle
Snap
Acima
Tiptop
If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.
Shipping Options and Delivery Time
Do You Offer Expedited Shipping?
Yes! At checkout, you can select from different shipping options:
Standard Shipping: Free for orders over $100.
Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.
How Long Does Delivery Take?
Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.
What Happens If My Package Is Undeliverable?
If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.
Why Can’t I Track My Order?
If you're having trouble tracking your order:
Make sure you’ve received the shipping confirmation email with the tracking number.
Log into your account on our website and use the “Check Your Order Status” button.
If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.