Cloud Electronics 2-Channel Audio Amplifier - 250 Watts Per Channel @ 4 Ohms or 70/100v CA2250

Cloud Electronics CA2250 – 2-Channel Audio Amplifier (250W per Channel @ 4Ω or 70/100V)

The Cloud CA2250 is a high-efficiency, two-channel Class D power amplifier designed for versatile commercial audio installations. Delivering 250 watts per channel into 4-ohm or 70/100V speaker systems, this compact and energy-efficient solution is ideal for applications in retail, hospitality, leisure, corporate, and worship environments.

Built to drive both low-impedance and high-impedance loudspeaker systems without external transformers, the CA2250 offers robust performance, flexible configuration options, and intelligent protection features — all in a space-saving 1U form factor.

Key Features

• 2 × 250W output channels (500W total)

• Selectable output mode: 4Ω, 8Ω, 70V, or 100V (per channel)

• Transformerless design for direct connection to high-impedance systems

• Balanced line-level inputs with rear-panel routing switches

• Independent output level control and high-pass filtering per channel

• Automatic Power Down (APD) consumes <2.5W when idle

• Remote standby/wake functionality

• Built-in protections: thermal, DC offset, overcurrent, switch-on delay

• Variable-speed fan cooling with front ventilation

• Universal power supply (100–240 VAC)

Technical Specifications

Performance

• Output Power: 250W per channel (500W total)

• Frequency Response: 20 Hz – 20 kHz (+0 / -1 dB)

• Distortion: 0.019% THD+N @ 1 kHz

• Signal-to-Noise Ratio: -94 dBr (22 Hz – 22 kHz)

• Crosstalk (Ch1 to Ch2): < -98 dB @ 1 kHz

• High-Pass Filter: -3 dB @ 65 Hz (selectable)

Inputs

• Connector Type: 3-pole 3.5 mm-pitch plug-in screw terminals

• Input Sensitivity: 0 dBu (0.775 Vrms)

• Input Impedance: 10 kΩ (balanced), 5 kΩ (unbalanced)

Outputs

• Connector Type: 2-pole 5 mm-pitch plug-in screw terminals

• Output Modes: Low impedance (4Ω / 8Ω), High impedance (70V / 100V)

• Protection: Overcurrent, DC detection, thermal shutdown, delayed startup

Power & Efficiency

• Power Input: 85–265 VAC, 50–60 Hz

• Power Consumption:

  • Standby: 0.795W

  • Mute: 11.24W

  • Idle: 17.07W

  • 1/8th Power: 88.33W

  • 1/3rd Power: 200.9W

• Heat Dissipation: Ranges from 2.7 to 116.1 BTU/hr depending on power state

General

• Status Indicators: Power, Signal Present, Signal Peak, Protection Active

• Cooling: Variable-speed fan

• Operating Temp: 0°C to 35°C

• Dimensions (W × H × D): 19" × 3.46" × 9.11"

• Shipping Dimensions: 23.9" × 6.5" × 22"

• Net Weight: 10.1 lbs

What’s in the Box

• Cloud Electronics CA2250 2-Channel Audio Amplifier

• Power Cord

• User Documentation

Recommended for: Commercial AV integrators, contractors, and venues requiring dependable, high-power audio amplification with low idle consumption and transformerless flexibility.