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AtlasIED CLA402 Two-Channel Multi-Impedance Power Share Amplifier

AtlasIED CLA402 Two-Channel Multi-Impedance Power Share Amplifier

SoundPro Item: 151556 | Part Number: CLA402

Regular price $908.99
Regular price $1,124.99 Sale price $908.99
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MSRP: $1,124.99 | MAP: $908.99

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  • Patented Power Share Technology Redistributes Output Between Channels For Zone-Level Control
  • Per-Channel Load Selection Covers Low-Impedance And Constant-Voltage Systems From One Unit
  • Class D Topology With Switch-Mode Global Auto-Sensing Supply Handles Fluctuating Mains
  • Convection-First Cooling With On-Demand Variable-Speed Fans Enables Silent Idle Operation
  • Energy Star Compliant Standby Keeps Multi-Amplifier Rack Idle Consumption Minimized
  • Priority Mute GPI And Remote Level Control Support Installed Zoning Without External DSP
  • Compact Half-Rack Form Factor Preserves Rack Space In Dense Production Or Install Builds

The AtlasIED CLA402 targets commercial AV integrators and installed sound engineers who need a single amplifier platform that bridges constant-voltage distributed systems and low-impedance sound reinforcement without separate hardware. Its two channels each support 2Ω, 4Ω, 8Ω, 25V, 70.7V, and 100V operation, configured independently via rear-panel switches — eliminating the need to stock separate 70V and direct-drive amplifiers for mixed-use facilities like houses of worship, corporate campuses, and hospitality venues.

The patented Power Share architecture is the defining differentiator in the CLA402's class. Rather than locking each channel to a fixed output, Power Share allows integrators to shift wattage between channels — 2×200W, 1×350W/50W, 1×300W/100W, or 1×250W/150W — so high-demand zones receive the headroom they need without over-specifying the install. The switch-mode global auto-sensing power supply maintains stable output across fluctuating line conditions, making it a practical choice for touring production support racks and permanent installs in regions with inconsistent mains.

Thermal management is handled through a convection-first design that keeps the amplifier silent during typical installed audio operation; variable-speed fans engage only when required. At under 1W standby draw, the CLA402 meets Energy Star standards, a compliance point that matters for green building certifications and large-scale multi-amplifier racks where idle consumption compounds. Priority mute GPI, remote level control, and rear attenuators round out a feature set aimed at integrators who need reliable zoning control without an external DSP.

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Specifications

System
Type
2 Channel Power Amplifier
Topology
Class D
Output Power
400W
Number of Inputs
2
GPI Ports
5, Euro Block 3.5mm
Output Speaker Terminals
2, Removable Euro Block, 5.08mm Pitch, Locking
Power Share Configurations
Configuration 1
2 x 200W
Configuration 2
1 x 350W / 50W
Configuration 3
1 x 300W / 100W
Configuration 4
1 x 250W / 150W
Load Configurations (Per Channel)
Supported Impedances
2Ω, 4Ω, 8Ω
Supported Voltage Modes
25V, 70.7V, 100V
Electrical
THD (1kHz, 1dB Below Rated Power)
≤0.15%
Frequency Response
20Hz - 20kHz (+0/-1.5dB) 2, 4, 8-Ohm, 25V Mode; 50Hz - 20kHz (+0/-1.5dB) 70V & 100V Mode
Signal to Noise Ratio (8 Ohm)
>93dBA Below Rated Output (A-Weighted)
Standby Power Consumption
<1W
Cooling
Idle Mode: Convection; Audio Signal Sense: Fan, Variable
Dimensions
Rack Space
1 RU, 8.5" Wide (half rack)
Dimensions (H x W x D)
1.75" x 8.75" x 13.5" (44mm x 222mm x 343mm)
Shipping Dimensions (H x W x D)
4.5" x 17.25" x 11.75" (114mm x 438mm x 298mm)
Weight
Product Weight
5.9 lbs. (2.54kg)
Shipping Weight
8.11 lbs. (3.96kg)
Certifications
Patent
No. 12,562,694
Warranty Period
36 months from date of purchase

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