Monitor Audio Anthra W15 Subwoofer


In stock

Largest subwoofer within the Anthra subwoofer series. It features a 15” Rigid Surface Technology II C-CAM high-excursion driver powered by a Class-D. 550 W.

In stock


Anthra W10

Anthra W15

The W15 is the largest subwoofer within the Anthra subwoofer series. It features a 15” (38 cm) Rigid Surface Technology II (RST II) C-CAM high-excursion driver powered by a Class-D 1,500 Watt amplifier, housed within a comprehensively internally braced, sealed-box cabinet.

Engineered to deliver the deepest bass in the largest of spaces, the Anthra W15 subwoofer features a massively powerful 1,500 Watt Class-D amplifier driving a 15” (38cm) Rigid Surface Technology II (RST II) C-CAM high-excursion driver. The W15 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-color LCD display and rotatory dial are 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 15” (38 cm) Rigid Surface Technology II (RST II) and ceramic-coated aluminum magnesium (C-CAM) high-excursion driver for super-clean performance
  • 1 x 1,500 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 aluminum wire (CCAW) for precise control at extremely low frequencies
  • 2-inch full-color LCD display screen with rotary dial for menu selection and basic setup
  • RCA inputs (left/right. The left Input is LFE)
  • RCA outputs allow a daisy chain of up to 4 Anthra subwoofers
  • XLR inputs for professional installation connectivity option
  • XLR outputs allow a daisy chain of up to four Anthra subwoofers
  • Available in Gloss Black and Satin White finishes


System Format

Active – Sealed Cabinet

Drive Unit Complement

1x 15″ (381 mm) High Linear-Excusion 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


28 Bit 50 MIPS Configuratable through MaestroUnite

Analogue Digital Conversion

Autoranging Input which combines a 10Vrms maximum input with low signal to noise for small signals

Amplifier Output Power, 240Vac

Instantaneous: 2500 W*
Continuous short-term: 1400 W**

Amplifier Output Power, 120Vac

Instantaneous: 2500 W
Continuous short-term: 1400 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


Stereo Unbalanced RCA (or mono/LFE using only connector marked LFE)
Mono/LFE Balanced XLR


Stereo unbalanced outputs with unbuffered throughput from RCA Inputs
Mono/LFE Balaned XLR outputs with unbuffered throughput from XLR Input

Mains Input Voltage

Universal Mains, 85-265VAC

External Dimensions (without feet) (HxWxD)

439 x 439 x 439 mm

Power Consumption

550 W

Cabinet Construction

Braced 25 mm thick MDF with 36 mm front baffle


Cloth covered magnetically attached Grilles


40.3 kg

* Maximum RMS output for an instantaneous signal
** Sinewave for 10 seconds

Additional information


Monitor Audio

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