AtlasIED AA400PHD 6-Input Channel, 400W Mixer Amplifier with Automatic System Test (PHD)
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Key Features
- Deliver consistent, room-filling audio for medium-to-large facilities with 400W of reliable amplification
- Reduce installation time and avoid speaker wiring/tap errors with the patent-pending PHD (Push Here Diagnostic) automated system test
- Flexible source integration: six inputs (four mic/line with phantom power option + two stereo line) for paging, media players and MOH
- Built for distributed systems with 25V / 70.7V / 4Ω outputs plus Zone 2 mix and page-mute control for speech privacy and paging priority
- Remote Input Select and Remote Level Control allow user selection and volume adjustment up to 200 ft for convenient wall-plate control
- Expandable signal flow with line output and preamp-in for external processing—ideal for security, monitoring and AV integrators
Quick Specifications
- Product Model
- AA400PHD
- Brand Name
- AtlasIED
- Product Line
- Amps/Attenuator
- Product Name
- AA400PHD 400W Mixer Amplifier
Explore the details
Product information
AA400PHD
Overview
Deliver dependable paging, background music (BGM) and speech privacy across campuses and commercial sites with the AtlasIED AA400PHD pro mixer amplifier. Designed for AV integrators and security teams, this 400W mixer amplifier supports six inputs—four mic/line (with optional phantom power) and two stereo line—so you can connect paging mics, media players and music-on-hold sources with ease. The built-in Push Here Diagnostic (PHD) automated system test checks loudspeaker wiring and tap settings, cutting commissioning time and preventing speaker overloads. With selectable 25V, 70.7V or 4Ω outputs, remote input selection and remote level control up to 200 feet, the AA400PHD streamlines installation and gives end users simple control. Additional features like Zone 2 mixing, paging-priority mute and preamp in/line out make this unit a flexible solution for retail, education, healthcare, and security/surveillance audio systems that require reliable monitoring and clear voice intelligibility. Backed by AtlasIED quality and a 3-year limited warranty, the AA400PHD is ideal for professional AV and security installations—contact us to request a quote or specify this amplifier for your next project.
Features
- Deliver consistent, room-filling audio for medium-to-large facilities with 400W of reliable amplification
- Reduce installation time and avoid speaker wiring/tap errors with the patent-pending PHD (Push Here Diagnostic) automated system test
- Flexible source integration: six inputs (four mic/line with phantom power option + two stereo line) for paging, media players and MOH
- Built for distributed systems with 25V / 70.7V / 4Ω outputs plus Zone 2 mix and page-mute control for speech privacy and paging priority
- Remote Input Select and Remote Level Control allow user selection and volume adjustment up to 200 ft for convenient wall-plate control
- Expandable signal flow with line output and preamp-in for external processing—ideal for security, monitoring and AV integrators
| General Information | |
|---|---|
| Brand Name | AtlasIED |
| Manufacturer | AtlasIED |
| Product Line | Amps/Attenuator |
| Product Name | AA400PHD 400W Mixer Amplifier |
| Product Type | Amplifier |
| Product Model | AA400PHD |
| Product Series | AAPHD |
| Country of Origin | CN |
| Manufacturer Part Number | AA400PHD |
| Technical Information | |
| Impedance | 4Ohm |
| Audio Channels | 6 |
| Audio | |
| Maximum Frequency Response | 15kHz |
| Minimum Frequency Response | 50Hz |
| Total Harmonic Distortion (THD) | 0.1% – 0.5% |
| Certifications | |
| TAA Compliant | No |
| NDAA Compliant | Yes |
| Energy & Performance | |
| Operating Power Consumption | 89W |
| Physical Characteristics | |
| Color | Black |
| Depth | 14.60" |
| Width | 16.50" |
| Height | 3.70" |
| Weight | 41.60lb |
| Power Description | |
| Input Voltage | 120V AC |
| Warranty | |
| Limited Warranty | 3-Year |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Environmental Certification | RoHS |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- AA400PHD
- Manufacturer part:
- AA400PHD
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsAtlasIED AA400PHD 6-Input Channel, 400W Mixer Amplifier with Automatic System Test (PHD)
AA400PHD