- Powerful RAGE Combo Upgrade: Includes the B2 Audio RAGE 1200.4 V2 4-channel amplifier paired with two RAGE8-D4-V3 8-inch subwoofers, delivering a strong, hard-hitting bass upgrade for any system.
- High-Output 8" V3 Subwoofers: Each RAGE8 V3 handles 500W RMS and 1500W peak, featuring dual 4-ohm 2-inch copper voice coils, a tall U-shaped surround, RNPP cone, and a 175 oz ferrite motor for tight, controlled, deep bass.
- Clean and Efficient Amplifier Power: The RAGE 1200.4 V2 produces up to 1200W RMS with efficient Class D technology, providing clean output, excellent control, and strong performance for both daily driving and high-performance builds.
- Built for Real Performance: High-excursion design with 13 mm one-way Xmax, durable construction, and wide 10 Hz to 500 Hz frequency response allow the subs to deliver impressive low-end impact in compact enclosures.
- Perfect for Serious Car Audio Builds: Ideal for sealed, ported, or bandpass setups, this combo delivers the clarity, punch, and reliability B2 Audio is known for, making it a powerful upgrade for enthusiasts who want bass they can feel.
B2 Audio RAGE 1200.4 V2 4-Channel Amplifier + 2 RAGE8 D4 V3 Subwoofers COMBO-20
This Listing Includes:
- (1) B2 Audio RAGE Series B2-RAGE-1200.4-V2 Amplifier
- (2) B2 Audio RAGE8-D4-V3 8" Dual 4-Ohm Subwoofers
The B2 Audio RAGE Combo-20 has been upgraded, now pairing the powerful RAGE 1200.4 V2 full-range amplifier with the new RAGE8 V3 8-inch subwoofers to deliver a stronger, deeper, and more flexible bass experience. The RAGE1200.4 V2 amplifier delivers up to 1200 watts RMS across 4 channels with efficient Class D performance, giving you clean output, excellent control, and plenty of headroom for demanding setups.
Matched with the new RAGE8-D4-V3 subwoofers, this combo brings serious low-end authority in a compact footprint. Each RAGE8 V3 handles 500 watts RMS with a long-excursion suspension, dual 4-ohm 2-inch copper voice coils, a tall U-shaped surround, RNPP cone, and a heavy-duty 175 oz ferrite motor for tight, impactful, and controlled bass. Whether this is going into a daily driver, small trunk build, or a more serious custom setup, Combo-20 delivers output you can feel and reliability you can trust.
Subwoofer Specifications (RAGE8-D4-V3):
- RMS Power: 500 Watts
- Peak Power: 1500 Watts
- Impedance: Dual 4-Ohm
- Voice Coil: 2 inch Copper
- Frequency Response: 10 Hz to 500 Hz
- Sensitivity: 80.6 dB
- Magnet Type: Ferrite
- Motor Weight: 175 Oz
- Cone: RNPP
- Surround: Tall U-Shaped Foam
Thiele Small Parameters:
- FS: 42.8 Hz
- Vas: 4.7 L
- RE(series): 6.4 Ohm
- Qms: 5.93
- Qes: 0.59
- Qts: 0.53
- CMS: 90 um/N
- BL/RE: 70
- MMS: 153.6 G
- Xmax (one way): 13 mm
- SD: 194.3 cm
- Efficiency: 0.07%
- Le(1 KHz): 3.2 mH
- EBP: 73
Enclosure Suggestions:
- Sealed: 0.274 cu.ft
- Ported Compact: 0.53 cu.ft tuned to 42 Hz
- Ported: 0.99 cu.ft tuned to 35 Hz
- Bandpass: 4th order capable
Dimensions:
- Overall Diameter: 8.66 in
- Baffle Cutout: 7.23 in
- Mounting Depth: 5.63 in
- Total Depth: 6.18 in
- Weight: 14.33 lbs each
Amplifier Specifications (B2-RAGE-1200.4-V2):
- RMS Power @ 4 ohm: 4 x 200 W
- RMS Power @ 2 ohm: 4 x 300 W
- RMS Power @ 1 ohm: 2 x 1200 W (Bridged @ 4-Ohm)
- Circuit Type: HI-EF Class D
- Frequency Response: 20 Hz to 20 KHz
- Signal to Noise Ratio: > 90 dB
- Input Sensitivity: 6 V to 0.2 V
- Crossover: 12 dB / OCT
- Low Pass: 40 Hz to 4 KHz
- High Pass: 40 Hz to 4 KHz
- Damping Factor: > 200
- Power Terminals: 0 AWG
- Fuse Rating: 100 A
Measurements:
- Length: 10.9 in
- Width: 6.69 in
- Height: 2.26 in
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
Bank Transfers
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.
