Full Description
Robust Amplifier
The 900-watt amplifier is the ideal complement to your speaker system and will give your audio an extra power boost. Offering a LimitLess Limiter™, the No.31 subwoofer’s amplifier can reach its power limit without any compression and will maintain a clean sound.
Incredible Driver
The REL No.31 will gift you with a 350mm carbon fibre driver and a 96.5mm long-throw design to get the most out of the audio. The 76.2mm specially wound coil will also be on hand to create those deep, impactful frequencies. The 17Hz at -6 dB low-frequency extension offers a diverse sound that will envelop you in the entertainment.
Connectivity and Control
The REL Acoustics No.31 reference subwoofer offers high-level Neutrik Speakon, low-level stereo RCA and XLR inputs as well as, LFE XLR, and Line XLR outputs that provide a vast array of connectivity options. The REL Reference Remote Control will also be there to offer precise control over the No.31 and create a sound that is right for you.
What’s in the box?
- 1 x Mains Lead
- 1 x Neutrik Speakon
- 1 x User Manual
Features
- 350mm front firing, carbon fibre driver will supply great audio
- 17Hz at -6 dB low-frequency extension offers a diverse sound
- Numerous inputs and outputs ensure easy connectivity to speaker systems
- Class D amplifier will optimise your entertainment’s audio
- 900 W power handling provides a robust sound
- LimitLess Limiter™ will reduce distortion
- Slim design ensures it will fit seamlessly in your home
Specifications
General
| Type | Closed box, front-firing driver |
|---|---|
| Active Driver Size & Material | 350mm, 96.5mm long throw, carbon fibre cone with inverted carbon fibre centre cap |
| Low Frequency Extension | 17Hz at -6 dB |
| Input Connectors | High-Level Neutrik Speakon, Low-Level stereo RCA and XLR
LFE RCA
LFE XLR |
| Output Connectors | High Level Neutrik Speakon
LFE XLR
Line XLR |
| Power Output | 900 watts (RMS) |
| Amplifier Type | Class D |
| Wireless Capability | N/A |
| Dual Parametric Filter | Yes |
Protection System
| Fully Electronic Set Safe | Yes |
|---|---|
| D.C. Fault | Yes |
| Output Short | Yes |
| Mains Input Voltage | 220-240 volts
110-120 volts for certain markets |
| Fuses | 7 Amp semi delay 230 volts operation
15 Amp semi delay 115 volts operation |
Dimensions
| W X H X D | 638mm x 435mm x 720mm |
|---|---|
| Net Weight | 52kg
Shipping Weight: 71kg |
| Finish | Piano Black Lacquer, 12 coats |



















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