Monitor Audio Anthra W12 subwoofer
The W12 is the mid-sized model within the Anthra subwoofer series. It features a 12” (30 cm) Rigid Surface Technology II (RST II) C-CAM high-excursion driver powered by a Class-D 1,000 Watt amplifier, housed within a comprehensively internally braced, sealed-box cabinet.
Engineered to deliver impressive bass in medium and large spaces, the Anthra W12 subwoofer features a formidable 1,000 Watt Class-D amplifier driving a 12” (30 cm) Rigid Surface Technology II (RST II) C-CAM high-excursion driver. The W12 can be used on its own or linked with up to three other Anthra subwoofers for a truly immersive, ultra-dynamic listening experience.
A full-colour LCD display and rotatory dial is located on the back panel, to allow for basic subwoofer setup and EQ preset selection, while advanced features including DSP configuration and multi-sub connectivity setup are available via the MaestroUnite app.

Key Features
1 x 12” (30cm) Rigid Surface Technology II (RST II) and ceramic-coated aluminium magnesium (C-CAM) high-excursion driver for super-clean performance
1 x 1000 Watt Class-D amplifier ensures that the driver is working to its optimum performance level, no matter what the volume
Massive motor assembles and longer round-wound voice coils, which are dual layered and made of copper-coated aluminium wire (CCAW) for precise control at extreme low frequencies
2 inch full-colour LCD display screen with rotary dial for menu selection and basic setup
Monitor Audio Anthra W12 Subwoofer Specification:
- System Format: Active - Sealed Cabinet
- Drive Unit Complement: 1x 12" (305 mm) High Linear-Excursion Triple Suspension Driver
- Amplifier Classification: High-Efficiency Class-D
- Lower Frequency Limit: -6dB @16Hz
- Upper Frequency Limit (LPF Off): -6dB @400Hz
- Driver Excursion (pk-pk): 50 mm
- DSP: 28 Bit 50 MIPS Configurable through MaestroUnite
- Analog Digital Conversion: Autoranging Input which combines a 10Vrms maximum input with low signal to noise for small signals
- Amplifier Output Power, 240Vac: Instantaneous: 1700 W* | Continuous short-term: 900 W**
- Amplifier Output Power, 120Vac: Instantaneous: 1325 W | Continuous short-term: 700 W
- LED UI Control: Brightness, On-Off
- Phase Control: 0-360 Degrees measured at LPF Crossover
- Low Pass Filter: 20-200Hz LPF with Roll off Adjustable from -3 to -48dB/Oct
- Custom EQ: Configurable through MaestroUnite; 3 pre-defined EQ curves plus 3 custom EQ curves each with 8 band custom EQ supporting (Peaking, High Shelf, Low Shelf, High Pass)
- Volume Level: Wide adjustable input gain to allow maximum output from a wide range of input signals
- Inputs: Stereo Unbalanced RCA (or mono/LFE using only connector marked LFE) | Mono/LFE Balanced XLR
- Outputs: Stereo unbalanced outputs with unbuffered throughput from RCA Inputs | Mono/LFE Balanced XLR outputs with unbuffered throughput from XLR Input
- Mains Input Voltage: Universal Mains, 85-265VAC
- External Dimensions (without feet) (HxWxD): 374 x 374 x 374 mm
- Power Consumption: 200 W
- Cabinet Construction: Braced 25 mm thick MDF with 36 mm front baffle
- Grille: Cloth covered magnetically attached Grilles
- Weight: 32.4 kg