KASPER D-4600.2
MRP - Rs. 69,900
KASPER D-4600.2 four-channel Class D power amplifier, 4 x 600 W RMS at 8 Ω, 4 x 900 W at 4 Ω, 1U, XLR inputs. Available in India from Shivansh Electronics, Kolkata, West Bengal, India.
VISUAL GUIDE — See Every Photo, Spec & Setup Step (PDF)
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Specifications
| Size | 1U |
| Number of output channels | 4 |
| Output connection type | Twist‑lock loudspeaker connectors |
| Output configuration | 4 x 600 W RMS at 8 Ω |
| Maximum output power | 4 x 900 W at 4 Ω |
| Frequency response | 20 Hz - 25 kHz (-1 dB, -3 dB) |
| Input impedance | 20 kΩ (balanced) / 10 kΩ (unbalanced) |
| Damping factor | Above 500:1 |
| THD + noise | Below 0.1 % at 1 kHz, full power |
| Signal‑to‑noise ratio | Above 85 dB, 20 Hz - 20 kHz at 1 W / 4 Ω |
Power and physical
| AC mains requirement | 100‑240 V, 50‑60 Hz |
| AC mains connector | AC socket connector (IEC) |
| Dimensions | 530 x 360 x 100 mm |
| Shipping weight | 5.8 kg |
Product overview
The KASPER D-4600.2 is a compact yet powerful four-channel Class D power amplifier: 4 x 600 W RMS at 8 Ω and 4 x 900 W at 4 Ω in a 1U metal chassis.
Built with advanced Class D technology, the D-4600.2 delivers high efficiency, stable output and reliable operation for demanding installations. XLR inputs, twist-lock loudspeaker outputs, a built-in cooling fan, LED status indicators and a universal 100-240 V mains supply make it a natural choice for professional audio setups, commercial spaces, events and auditoriums.
| RMS at 8 Ω | 4 x 600 W |
| Maximum at 4 Ω | 4 x 900 W |
| Frequency response | 20 Hz - 25 kHz |
| Rack size | 1U |
Key features
- Class D four-channel power amplifier
- 4 x 600 W RMS at 8 Ω, 4 x 900 W at 4 Ω
- Stereo output configuration
- Built-in cooling fan
- LED status indicators
- Low noise and stable performance: SNR above 85 dB
- Durable metal construction, compact and lightweight
- Universal mains voltage 100-240 V, 50-60 Hz
Clean, efficient power
Frequency response is 20 Hz - 25 kHz (-1 dB, -3 dB), the damping factor exceeds 500:1 and THD + noise stays below 0.1 % at 1 kHz at full power.
Connections
Each channel has an XLR input (INPUT 1 to 4) and a twist-lock loudspeaker output (OUT 1 to 4). A DIP switch block on the rear carries the panel chart for BR, PA and ST and GAIN settings from 20 dB to 41 dB, and mains power enters through an IEC socket.
Front panel
Four level controls (CH1 to CH4), each with Clip, Sig and Power indicators, sit between the ventilation grilles, with the power switch on the right.
In the box
- D-4600.2 power amplifier
KASPER D-4600.2: frequently asked questions
How much power does the D-4600.2 deliver?
4 x 600 W RMS at 8 Ω, and 4 x 900 W maximum at 4 Ω.
Which inputs does it have?
An XLR input for each of the four channels; input impedance 20 kΩ balanced, 10 kΩ unbalanced.
What mains voltage does it accept?
100-240 V at 50-60 Hz (AC socket connector, IEC).
How big is it?
A 1U chassis, 530 x 360 x 100 mm, with a shipping weight of 5.8 kg.
Where can I buy the KASPER D-4600.2 in India?
The KASPER D-4600.2 is available from Shivansh Electronics, Kolkata, West Bengal, India, with delivery across India.
Workflow 1: Loudspeakers in a commercial space
Loudspeakers for a shop, showroom or hall.
Connections
| Connect | To |
|---|---|
| Mixer or processor outputs | INPUT CH 1 - CH 4 (XLR) |
| Loudspeakers | OUTPUT CH 1 - CH 4 |
Setup
- Connect the source outputs to the XLR inputs.
- Connect the loudspeakers to the channel outputs.
- Switch on and raise the level controls.
Tip: 4 x 600 W RMS at 8 Ω.
Workflow 2: Events
Main loudspeakers for an event.
Connections
| Connect | To |
|---|---|
| Mixer outputs | XLR inputs |
| Loudspeakers (4 Ω or 8 Ω) | Twist‑lock outputs |
Setup
- Connect the mixer to the inputs.
- Connect the loudspeakers.
- Set the levels while watching the LED indicators.
Tip: Up to 4 x 900 W at 4 Ω.
Workflow 3: Auditorium
Speech and programme reinforcement.
Connections
| Connect | To |
|---|---|
| Processor or mixer | XLR inputs |
| Auditorium loudspeakers | Twist‑lock outputs |
Setup
- Connect the processor outputs.
- Connect the loudspeakers.
- Set each channel's level.
Tip: Frequency response 20 Hz - 25 kHz.
Workflow 4: Professional audio setup
A rack-mounted amplifier for a fixed installation.
Connections
| Connect | To |
|---|---|
| System processor | XLR inputs |
| Installed loudspeakers | Twist‑lock outputs |
Setup
- Install the 1U unit.
- Connect the inputs and loudspeakers.
- Power on and set the levels.
Tip: The built-in cooling fan keeps the amplifier cool.
Workflow 5: Commercial spaces with several areas
Separate loudspeakers for different areas of a venue.
Connections
| Connect | To |
|---|---|
| Processor outputs per area | One XLR input per channel |
| Area loudspeakers | One output per channel |
Setup
- Give each area its own channel.
- Connect the loudspeakers of each area.
- Set each channel's level for its area.
Tip: Each channel has its own level control on the front.
Workflow 6: Installations on different mains supplies
Sites with 100-240 V mains.
Connections
| Connect | To |
|---|---|
| Mains | AC mains connection |
Setup
- Connect the mains supply.
- Switch on with the front power switch.
- Check the LED indicators.
Tip: Universal voltage: 100-240 V, 50-60 Hz.
