Bose FreeSpace ZA 250-LZ Zone Amplifier


Out of stock

Bose FreeSpace ZA 250-LZ and ZA 190-HZ zone amplifiers are designed to provide basic amplification and sound system expansion when using front-end signal processing from products.
  • Amplifier Power
  • Frequency Response
  • THD+N
  • Dynamic Range
  • Input Channels

Product Overview

Zone amplifier designed to serve as a standalone
amplification system or expansion sound system that
utilizes front-end signal processing from products such
as?FreeSpace?IZA?250-LZ?/ IZA 190-HZ integrated zone
amplifiers, the?FreeSpace?4400 business music system and
ControlSpace? engineered sound processors.

Product Information

The Bose? FreeSpace? ZA?250-LZ?/ ZA 190-HZ zone
the amplifier provides basic amplification and sound system
expansion for use with front-end signal processing devices.

Expansion is simplified when this amplifier is used with
a?FreeSpace?IZA integrated zone amplifier, where one
cable connection allows the amplifiers to function together
as one system?sharing music and paging sources, as
well as a master volume control.

You can also use the?FreeSpace?ZA amplifier with other products, such as
the Bose?FreeSpace?4400 business music system and
ControlSpace? engineered sound processors, to provide
amplification for additional zones.


Designed for a wide range of applications, including:

? Retail stores
? Restaurants and bars
? Hospitality venues
? Conference centers
? Schools
? Auxiliary zones

Key Features

? Premium sound quality from a reliable, high-quality Class-D
an amplifier designed to expand sound systems for loudspeaker

? Expandable amplification allows for easy system expansion
when coupled with a?FreeSpace?IZA?250-LZ?or IZA 190-HZ
integrated zone amplifier. The two amplifiers will function
together as one system

? Compact, lightweight design enables the?FreeSpace?zone
amplifier to be placed out of the way?on a table, desk,
counter, shelf or in an equipment rack using the optional Rack
Mount Kit accessory

? Two models available, 4/8 ? or 70/100 V output, allow for
better fit options for specific installation


Technical Summary

Amplifier Power 

  • 2 x 50 W @ 4 Ω, 2 x 25 W @ 8 Ω

Frequency Response 

  • FreeSpace® ZA 250-LZ zone amplifier: 20 Hz – 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz)


  • FreeSpace® ZA 250-LZ zone amplifier: ≤0.3 % (at full rated power)

Dynamic Range 

  • FreeSpace® ZA 250-LZ zone amplifier: 88 dB

Input Channels 

  • 1 Unbalanced