Designed for in-room and in-rack systems, the 251 Powered Zone Controller contains all the functionality needed to create
a great sounding and flexible Hi-Res Audio zone.

With two powerful, cool-running channels of on-board amplification, the Meridian 251 can comfortably drive a pair of loudspeakers or a sound bar with our trademark fidelity and High Resolution performance. 

Where to buy

Integrated Amps

251

Designed for use in-room or in-rack, the 251 Powered Zone Controller contains the functionality needed to create a powered Hi-Res audio zone. The Meridian 251 features two powerful, high performance, cool-running 100W Class D Amplifiers that allow this versatile 1U tall product to be easily partnered with any passive loudspeaker. Accommodating both local and distributed audio, whether analogue or digital, the MQA-enabled Meridian 251 is also an endpoint for Roon. Control features including IP and IR allow this versatile solution to be seamlessly integrated into the home.

Q-Sync

Meridian Q-Sync deploys Meridian's multiple “First In, First Out” buffering system which minimises jitter, ensuring perfect timing and improved clarity.

True Link

Meridian True Link is an encryption method for transferring high-definition digital audio over SPDIF connections. It allows secure movement of digital audio whilst ensuring that the SPDIF clock signal can be transmitted with minimum degradation.

True Time

True Time is Meridian's proprietary Apodising Filter that avoids pre-ringing and cleans up the effects of early filters, converting pre-echo to post-echo.

Digital Precision

Meridian Digital Precision maximises the signal-to-noise ratio of the digital audio, ensuring the finest details of every song are retained.

Roon Tested

Roon Tested devices are profiled by the Roon team to ensure simple setup and effortless daily use.

Works with Sonos

Seamlessly stream music from the Sonos app to a Meridian system and control the music from anywhere around the home using the Sonos interface. Works in conjunction with the Sonos Port or Sonos Connect products.

MQA DECODER AND RENDERER

Supports full unfold of MQA files to feed its analogue outputs or performs first unfold to feed an MQA renderer product digitally.

Meridian 251 Powered Zone Controller

Designed for in-room and in-rack systems, the 251 Powered Zone Controller contains all the functionality needed to create a great sounding and flexible Hi-Res Audio zone.

Find out More

The Meridian 200 Series is a collection of high-performance audio zone controllers, theatre controllers and amplifiers, all designed with the Customer Integrator in mind.

Each product is designed to work in isolation or as part of a larger multi-zone audio-visual installation and a compact footprint means they fit perfectly within the rack. With a wide range of audio inputs and outputs, flexible installation options and many of Meridian’s proprietary technologies on board, 200 Series products deliver outstanding performance in many applications.

The Search for Authenticity

Understanding the perfect formula for sound: technology plus emotion.

Watch Now

With its extensive Research and Development programme Meridian has pioneered the development of a host of innovative audio technologies many of which feature in today’s Meridian products.

AT A GLANCE

Here you will find a quick overview of the product highlights and features.

251 At A Glance
USER GUIDE

Here you will find installation information and operating instructions.

251 User Guide
PRODUCT BROCHURE

Here you will find a summary of the complete range of Meridian products in one document.

Product Range Brochure

AUDIO INPUTS

One 2-channel digital coaxial S/PDIF input. 44.1kHz to 192kHz sampling and up to 24-bit

One 2-channel Meridian SpeakerLink input. 44.1kHz to 192kHz sampling and up to 24-bit

One 2-channel digital optical TOSLINK input. 44.1kHz to 96kHz sampling and up to 24-bit

One 2-channel analogue input on RCA phono connectors

One network input (Ethernet) for connection to a Roon system or an alternative control interface


AUDIO OUTPUTS

Speaker outputs on Phoenix connectors

24-12 AWG Compatible

2 x 100w into 4Ω nominal load (2 x 65w into 8Ω)

40kHz Bandwidth

2-channel line-level analogue output on RCA phono connectors

Twin 192kHz 24-bit DACs


DISPLAY

LEDs to indicate source selection and MQA status


DIMENSIONS

HEIGHT: 42mm [1.65in] (without feet)

WIDTH: 204mm [8.03in] 

DEPTH: 221mm [8.7in] (226mm inc. connectors) [8.89in]

WEIGHT: Standalone: 2.5Kg [5.5lbs]


POWER

Advanced linear power supply: 110–120V ac 50–60Hz | 220-240V ac 50-60Hz


RACK-MOUNTING

1U tall rack kit available with space for two units

Optional VESA mount brackets


CONTROL SIGNALS

IP Control

IR on 3.5mm jack

Meridian Comms



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