Product Summary


  • 260W Per Channel @ 8 Ohms

  • Protection Circuitry

  • Built-In HD-15 DataPort V2

  • DSP Interface Capability



  • 260W Per Channel @ 8 Ohms

  • Protection Circuitry

  • Built-In HD-15 DataPort V2

  • DSP Interface Capability

  • Rugged All-Metal Chassis

  • Rear-Panel Gain Controls

  • XLR and Detachable Euro-Style Inputs

  • Covered Barrier-Strip Connector Outputs


Presenting the ISA-450 Commercial Power Amplifier by QSC, a meticulously engineered 3-RU rackmount amplifier tailored for sound contractors. This amplifier offers versatile performance capabilities to address the specific needs of a variety of installations.

The ISA-450 is well-equipped to handle low-impedance scenarios, with a rating for 2-Ohm operation delivering an impressive 700W per side, or at 8-Ohm operation providing 260W per side. This adaptability in loading options, combined with its comprehensive feature set and robust protection circuitry, positions it as a high-value and cost-effective solution that aligns perfectly with budget-conscious installations.

In addition, the ISA-450 comes with a built-in HD-15 DataPort V2 DSP interface capability, enhancing its versatility and adaptability to cater to a broad spectrum of audio requirements. It's a dependable choice for sound contractors seeking both performance and affordability in a single, reliable package.

QSC ISA-450 Commercial Power Amplifier

SKU: ISA450 | UPC: 684284003911
Authorized Dealer Authorized QSC Dealer
Manufacturer Warranty Authorized dealer coverage
Expert Support Pre- and post-sale assistance

$1,060.00

BACK 2 SCHOOL SALE | additional discount in cart
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QSC ISA-450 Commercial Power Amplifier $1,060.00
In Stock Current availability for this model
Free Ground Shipping On qualifying orders to the lower 48 states
Project & Volume Pricing Special pricing available for larger orders
Education & Government Purchase Orders Accepted for qualified organizations
Financing Available with Shop Pay
Special Pricing Available Education • Government • Nonprofits • Corporate • Volume Orders
✓ Tax-Exempt Purchasing Available

Key Features

  • <ul class="list_OMS5rN7R1Z">\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">260W Per Channel @ 8 Ohms</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">Protection Circuitry</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">Built-In HD-15 DataPort V2</li>\n <li class="listItem_OMS5rN7R1Z" data-selenium="sellingPointsListItem">DSP Interface Capability</li>\n</ul>

Technical Details

Specifications

General
Power Rating
2 Ohms: 700 W per Channel 8 Ohms: 260 W per Channel 900 W Bridged
Performance
Protections
Reactive/Mismatched Load
Frequency Response
20 Hz to 20 kHz ±1 dB
Damping Factor
> 200 at 8 Ohms
Input Sensitivity
1.07 Vrms
Input Impedance
20 Kilohms (Balanced) 10 Kilohms (Unbalanced)
Max Gain
33 dB
SNR
100 dB
THD
4 / 8 Ohms: < 0.03% (Full Range, at Rated Power -10 dB)
Connectivity
Analog Audio I/O
2 x Barrier Strip Output (Covered) 2 x XLR 3-Pin Balanced Input 2 x Block 3-Pin Input (Detachable)
Digital I/O
1 x DE-15/DB-15 DataPort 2.0 Input
Power
Current Consumption
0.5 A (Idle) 8 Ohms: 3.7 A (1/8 Power) 2 Ohms: 9.3 A (1/8 Power)
Physical
Display & Indicators
2 x Red LED (Clip) 2 x Green LED (Signal) 1 x Green LED (Power)
Cooling
Fan (Variable Speed)
Dimensions
5.2 x 19.0 x 15.9" / 133.0 x 483.0 x 400.0 mm
Weight
42 lb / 19.1 kg
Packaging Info
Package Weight
50 lb
Box Dimensions (LxWxH)
23.9 x 22 x 8.9"
QSC ISA-280 Commercial Power Amplifier 3
QSC

QSC ISA-450 Commercial Power Amplifier

$1,060.00

Brightness

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Weight without stand

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Weight with Stand

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Duty Cycle

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Dimensions

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Aspect Ratio

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Content

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Native Resolution

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Lumens (ANSI)

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Contrast Ratio

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Throw Distance

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Lens

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Inputs

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Outputs

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Display Technology

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Wireless Networking

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N/A

Speakers

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N/A

Economode

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N/A

Audible Noise

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N/A

Lamp Life

N/A

N/A

Short Throw

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N/A

Aspect Ratio

N/A

N/A

Image Size Diagonal

N/A

N/A

Lens Shift

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Data / Video Signals

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Digital Keystone

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Unit Weight

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Projector Methods

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Dimensions (WxDxH)

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Dimensions (WxDxH)

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Contrast Ratio

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Viewing Angle

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Response Time

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Sound Output

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Screen Size

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Monitor Configuration

N/A

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Display Orientation

N/A

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WiFi

N/A

N/A

Communication Port

N/A

N/A

Refresh Rate

N/A

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General

<div class="group_fDXOr6EpR9">
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Power Rating</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>2 Ohms:</b>
700 W per Channel
<b>8 Ohms:</b>
260 W per Channel
900 W Bridged</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Performance</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Protections</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Reactive/Mismatched Load</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Frequency Response</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">20 Hz to 20 kHz ±1 dB<b></b></div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Damping Factor</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">&gt; 200 at 8 Ohms</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Input Sensitivity</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">1.07 Vrms</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Input Impedance</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">20 Kilohms (Balanced)
10 Kilohms (Unbalanced)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Max Gain</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">33 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">SNR</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">100 dB</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">THD</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>4 / 8 Ohms:</b>
&lt; 0.03% (Full Range, at Rated Power -10 dB)</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Connectivity</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Analog Audio I/O</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>2 x </b>Barrier Strip Output (Covered)
<b>2 x </b>XLR 3-Pin Balanced Input
<b>2 x </b>Block 3-Pin Input (Detachable)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Digital I/O</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>1 x </b>DE-15/DB-15 DataPort 2.0 Input</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Power</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Current Consumption</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">0.5 A (Idle)
<b>8 Ohms:</b>
3.7 A (1/8 Power)
<b>2 Ohms:</b>
9.3 A (1/8 Power)</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Physical</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Display &amp; Indicators</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv"><b>2 x </b>Red LED (Clip)
<b>2 x </b>Green LED (Signal)
<b>1 x </b>Green LED (Power)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Cooling</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">Fan (Variable Speed)</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Dimensions</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">5.2 x 19.0 x 15.9" / 133.0 x 483.0 x 400.0 mm</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Weight</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">42 lb / 19.1 kg</div></td>
</tr>
</tbody>
</table>
</div>
<div class="group_fDXOr6EpR9">
<div class="name_fDXOr6EpR9" data-selenium="specsItemGroupName">Packaging Info</div>
<table class="table_fDXOr6EpR9" data-selenium="specsItemGroupTable">
<tbody>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnLabel">Package Weight</td>
<td class="value_KqJ3Q3GPKv " data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">50 lb</div></td>
</tr>
<tr class="pair_KqJ3Q3GPKv" data-selenium="specsItemGroupTableRow">
<td class="label_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnLabel">Box Dimensions (LxWxH)</td>
<td class="value_KqJ3Q3GPKv" data-selenium="specsItemGroupTableColumnValue">
<div class="expandableValue_KqJ3Q3GPKv">23.9 x 22 x 8.9"</div></td>
</tr>
</tbody>
</table>
</div>

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VESA Pattern

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TAA Compliant

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PDF Documents

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Diagonal Size

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Dimensions

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Aspect Ratio

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Sensor

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Resolution

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Signal Sysyetm

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Signal To Noise Ratio

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Gain

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Shutter Speed Range

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Exposure Control

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White Balance

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Image Stabilization

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Image Flip

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ICR

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Sync

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Output

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Audio Input

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Audio

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Camera Control

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Focal Length

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Minimum Object Distance

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Pan Angle

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Tilt Angle

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Pan Speed

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Tilt Speed

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Presets

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Operating Temperature

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Power

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Power Consumption

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Minimum Illumination

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Optical Zoom

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TAA Compliant

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View product

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