Reiss RS-BQ8.D4 – 8" High Power Compact Subwoofer 500W RMS Dual Voice Coil 2x4Ω
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Description
Description
Highlights
- Compact and powerful 8-inch subwoofer with 2x4Ω dual voice coil
- Power handling of 500W RMS / 1000W max
- 2-inch CCAW voice coil for low mass and fast response
- Reinforced aluminum basket for stability and heat dissipation
- Designed for extreme performance in compact enclosures
Description
The Reiss RS-BQ8.D4 is a compact yet formidable 8-inch subwoofer, designed to deliver raw power and deep bass with impressive precision. It combines advanced engineering and exceptional power handling: a speaker engineered to deliver maximum performance even in small enclosures. Whether you're building a compact bass enclosure or an SPL system, the RS-BQ8.D4 delivers bass you'll feel throughout your body.
Maximum power and uncompromising performance
With 500W RMS power and up to 1000W peak, the RS-BQ8.D4 delivers uncompromising force and impressive control. Its dual 4-ohm impedance configuration (2 x 4 ohms) offers great flexibility for connecting to various amplifiers, ideal for optimizing your system's efficiency. This subwoofer reproduces low frequencies with power and precision from 35 to 500 Hz, offering a perfect balance between impact and depth.
Built to handle heavy loads
- Cone: Composite of fiberglass and paper for a combination of rigidity, lightness, and responsiveness
- Surround: Foam surround for maximum excursion and dynamic bass power
- Frame: Reinforced aluminum frame for effective stability and heat dissipation
- Magnet: Massive ferrite magnet providing raw driving force and optimal control with every stroke
- Voice coil: 2-inch copper clad aluminum wire (CCAW) for reduced weight, fast response, and high-temperature resistance
Designed for extreme performance
With a resonant frequency (Fs) of 57 Hz and a QTS quality factor of 0.56, the RS-BQ8.D4 delivers bass that is both explosive and controlled. Its moving mass of 118.4 g and its compact Vas volume of 3.3 liters make it the ideal choice for small sealed or bass-reflex enclosures where maximum performance is desired in a limited space.
With an outer diameter of 221 mm, an installation depth of 129 mm, and a weight of 8.5 kg, this 8-inch subwoofer is a true heavyweight. The Reiss RS-BQ8.D4 is simply designed for those who seek powerful bass, maximum power, and uncompromising robustness.
Technical specifications
| GENERAL FEATURES | |
| Model | Reiss RS-BQ8.D4 |
| Size | 8 inches (20 cm) |
| RMS Power | 500 W |
| MAX Power | 1000 W |
| Impedance | 2 x 4 Ω (dual voice coil) |
| Frequency Range | 35 – 500 Hz |
| Sensitivity | 82 dB |
| THIELE & SMALL PARAMETERS | |
| Fs (Resonant Frequency) | 57 Hz |
| Re (Voice Coil Resistance) | 2 x 3.6 Ω |
| Qes | 0.61 |
| Qms | 7.02 |
| Qts | 0.56 |
| Vas (Equivalent Volume) | 3.3 liters |
| Cms (Suspension Compliance) | 0.09 µm/N |
| Mms (Moving Mass) | 118.4 g |
| Sd (Effective Surface Area) | 188.7 cm² |
| DIMENSIONS AND MOUNTING | |
| Voice Coil Size | 2 inches (CCAW) |
| Outer Diameter | Ø 221 mm |
| Installation Depth | 129 mm |
| Mounting Holes | Ø 187 mm |
| Weight | 8.5 kg |
Why choose it
- Compact 8-inch format with formidable power of 500W RMS / 1000W max
- 2x4Ω dual voice coil allowing wiring at 2Ω, 4Ω, or 8Ω depending on configuration
- Deep bass from 35 Hz with a resonant frequency of 57 Hz
- 2-inch CCAW voice coil for reduced weight, fast response, and thermal resistance
- Composite fiberglass and paper cone combining rigidity, lightness, and responsiveness
- Foam surround for maximum excursion and dynamic power
- Reinforced aluminum frame for effective stability and heat dissipation
- Massive ferrite magnet for raw driving force and optimal control
- QTS of 0.56 ideal for small sealed or bass-reflex enclosures
- Compact Vas of 3.3 liters for maximum performance in a reduced space
- Moving mass of 118.4 g offering explosive and controlled bass
- True heavyweight in a compact format
- Bass you'll feel throughout your body
pre-order
pre-order
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Free delivery from €49*
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