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Cadence QRS 4.125GH Open Box (Complete)

800W RMS QRS Series 2 ohm Stable 4-Channel Class-GH Amplifier

Cadence
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• 125 Watts RMS x 4 @ 4 ohm
• 200 Watts RMS x 4 @ 2 ohm
• 400 Watts RMS x 2 @ 4 ohm, Bridged
• High and Low Pass Filters
• 0-15dB
• Aluminum Heatsink
• Dimensions: 17.6" W x 7.56" L x 2.32" H

Learn more about the ls-qrs4125gh-obc10

We apologize

This item has been discontinued

Description


Cadence brand icon

Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

General Features:

  • Cadence QRS Series QRS 4.125GH
  • Class-GH 2 ohm Stable 4-Channel Amplifier
  • RMS Power Rating:
    • 4 ohm: 125 watts x 4 chan.
    • 2 ohm: 200 watts x 4 chan.
    • 1 ohm: ------------N/A------------
    • Bridged, 4 ohm: 400 watts x 2 chan.
  • Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • 4/3/2 or channel operation
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers
  • Heavy duty aluminum alloy heat-sink
  • Input sensitivity: 200mV - 6V
  • Frequency Response: 20 - 30000 Hz
  • Total Harmonic Distortion (THD): .05%
  • Signal to Noise Ratio: >86 dB
  • Variable high-pass filter: 50 - 250 Hz, 12 dB/octave
  • Variable low-pass filter: 50 - 250 Hz, 24 dB/octave
  • Variable Bass Boost: 0 to +15 dB bass boost
  • Fuse Rating: 35A x 3
  • 4 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information.
  • Dimensions: 17.6"W x 7.56"L x 2.32"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
125 watts x 4 channel
RMS Power @ 2 ohms
200 watts x 4 channel
Bridged RMS Power
400 watts x 2 channel
Amplifier Specifications
Amplifier Class
GH
Number of Channels
4-Channel
Total RMS Power Output
800 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
.05%
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 250 Hz
Low-Pass Crossover Frequency
50 - 250 Hz
Signal-to-Noise Ratio
>86 dB
Bass Boost
0 - 15 dB
Remote bass/level controller
No
Fuse Rating
35A x 3 
Total Fuse Rating
105
Strappable
Yes
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

qrs4125gh Open Box

Weight:

8.00lbs

Internal SKU:

ls-qrs4125gh-obc10

Internal Product ID:

156283

Customer Ratings & Reviews


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QRS 4.125GH small

Cadence QRS 4.125GH

800W RMS QRS Series 2 ohm Stable 4-Channel Class-GH Amplifier

$472.47

List price $638.88

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