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Bose® FreeSpace® ZA 190-HZ

Power amplifier - 90W x 1 at 70V

Item # 201FSZA190

Provides an extra boost of power for a single zone in a multi-zone Bose® system.

Provides an extra boost of power for a single zone in a multi-zone Bose® system.

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About the Bose® FreeSpace® ZA 190-HZ

More power for a multi-zone system

When you expand your sound system into multiple rooms, you'll probably want to boost power as you go. The Bose FreeSpace ZA 190-HZ is an add-on 90-watt power amplifier that's compatible with Bose's IZA 190-HZ and IZA 250-LZ integrated zone amplifiers. Connect an RCA cable from the aux output on the integrated zone amp to the input on the back of the ZA 190-HZ. The integrated zone amp handles signal routing and processing, leaving this compact gem to provide the raw power for an extra zone.

More power for a multi-zone system

When you expand your sound system into multiple rooms, you'll probably want to boost power as you go. The Bose FreeSpace ZA 190-HZ is an add-on 90-watt power amplifier that's compatible with Bose's IZA 190-HZ and IZA 250-LZ integrated zone amplifiers. Connect an RCA cable from the aux output on the integrated zone amp to the input on the back of the ZA 190-HZ. The integrated zone amp handles signal routing and processing, leaving this compact gem to provide the raw power for an extra zone.

Part of a customizable Bose sound solution

The Bose Professional family of products offers speakers, amplifiers, processors and accessories that are designed to work together.   

The lineup includes:

  • A wide array of FreeSpace® speakers, subwoofers, and zone amplifiers
  • in-ceiling EdgeMax™ speakers for placement in corners and near walls
  • rugged, adaptable PowerShare amplifiers
  • clear, reliable Panaray® full-range driver arrays
  • versatile ControlSpace® signal processors
  • robust MB subwoofers

Our system designers can help you choose the right mix of products to customize a system that sounds amazing in your unique space.


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After we gather your information, we’ll send you a detailed system plan. It will include a link to a pre-filled shopping cart. Ordering is easy, and delivery is fast.
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Product highlights:

  • single-channel, 90-watt commercial amplifier for distributed audio systems
  • add-on power amplifier compatible with Bose® FreeSpace® IZA 190-HZ and IZA 250-LZ integrated zone amplifiers
  • rear-mounted output trim control
  • unbalanced stereo RCA line input
  • one 3-pin Phoenix-style Euroblock output for connection to speakers
Dimensions and Warranty:
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What's in the box:

  • Zone amplifier
  • 79" Power cord (IEC 3-pin)
  • 36" Stereo RCA cable
  • One 3-pin Euroblock (Phoenix) connector
  • 4 Round plastic feet
  • 4 Locking-pins for feet
  • Owner's manual

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More details on the Bose® FreeSpace® ZA 190-HZ

Russ B.

Product Research

Features

Overview: The Bose FreeSpace ZA 190-HZ zone amplifier is designed to provide basic amplification and sound system expansion when using front-end Bose FreeSpace and ControlSpace products. Featuring a single 90 watt output channel for 70/100 volt high-impedance systems, the ZA 190-HZ is an add-on expansion amplifier for Bose Integrated amps and processors, such as the IZA 190-HZ or the IZA 2120-HZ, making it ideal for retail stores, restaurants, schools, and conference centers.

Inputs/Outputs:

  • Inputs: The ZA 190-HZ zone amplifier features a single input channel on a set of unbalanced, stereo RCAs. 
  • Output: The amplifier has a single 70/100 volt output channel on a 3-pin Euroblock connector along with a Trim dial, allowing for up to 40 dB of attenuation of the output signal. No connection is available for 8Ω use.

Specifications:

  • Performance:
    • Power: 1 x 90 W @ 70/100 V
    • Frequency Response: 60 Hz - 20 kHz
    • THD+N: </= 1.0 % (at rated power)
    • Channel Separation: </= -60 dBu (below rated power, 1 kHz)
    • Dynamic Range: 88 dB
  • Audio Inputs:
    • Input Channels: 1 Unbalanced
    • Connectors: Stereo RCA
    • Input Range: -10 dBu to +10 dBu
    • Input Impedance: 20 kΩ
    • Maximum Input Level: +10 dBV
    • Nominal Input Level: 0 dBV
  • Audio Outputs:
    • Outputs: 1
    • Connectors: 3-Pin Euroblock
  • Indicators and Controls:
    • Power LED: Solid blue indicates power
    • Front Panel Controls: Power On/Off
  • Electrical:
    • Mains Voltage: 100 VAC - 240 VAC (+/- 10%, 50/60 Hz)
    • AC Power Consumption: 15 W (Standby), 200 W (Max)
    • Mains Connector: IEC 3-pin
    • Maximum Inrush Current: 7.6 Amps (120 VAC / 60 Hz)
    • Overload Protection: High temperature, output short
  • Physical:
    • Dimensions: Width - 8.250", Height - 1.750", Depth - 14.50"
    • Net Weight: 6.7 lbs.
    • Shipping Weight: 8.7 lbs.
    • Cooling System: Natural convection

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