Honeywell 4XD500 – Four-Channel Power and similar items

Honeywell 4XD500 – Four-Channel Power Amplifier (VARIODYN D1) The Honeywell 4XD500 is a professional 4-channel Class D power amplifier designed for the VARIODYN D1 voice alarm and public address system. It is used in large-scale emergency voice evacuation and paging installations where high reliability, system supervision, and continuous operation are required. Each unit provides four independent high-power amplifier channels and is fully integrated into EN54-compliant voice alarm architectures. Key Features 4 independent amplifier channels (4 500 W output) Class D high-efficiency amplifier technology Designed for 100V PA / voice alarm systems Fully integrated into VARIODYN D1 system architecture Built-in system supervision and fault monitoring Protection against: Short circuit Overload DC faults Thermal overheating Automatic self-diagnostics and status monitoring Redundant operation capability (amplifier backup function) Forced cooling with temperature-controlled fans EN54 voice alarm system compliant design Technical Specifications Model: 4XD500 Type: 4-channel power amplifier System: Honeywell VARIODYN D1 Output Power: 4 500 W (2000 W total) Amplifier Class: D Output Voltage: 100V line system Frequency Response: 20 Hz – 20 kHz THD: 0.03% at full load Channel Separation: 92 dB Electrical Power Mains Supply: 230V AC (50/60 Hz) Emergency Power: 24V DC battery backup support Power Consumption: depends on load (high-efficiency Class D design) Integrated in system with controlled power sequencing Protection Monitoring Continuous line monitoring and fault detection LED status indicators per channel (signal, clip, protect, fault) Overload and short-circuit protection Temperature-controlled fan system Automatic fault reporting to system controller Physical Characteristics Rack size: 19” rack mount, 2U height Dimensions: approx. 483 88 400 mm Weight: ~14 kg Industrial-grade metal housing Designed for 24/7 continuous operation Applications Voice evacuation (EVAC) systems Airports, railway stations Shopping malls and public buildings Industrial facilities and factories Large-scale PA and emergency alert systems Advantages for Buyers High power density (4 500 W in 2U rack unit) Extremely reliable for life-safety systems Full system monitoring and fault reporting Integrated redundancy capability Designed for mission-critical EN54 installations Short Sales Summary (for listings) Honeywell 4XD500 Power Amplifier – professional 4-channel Class D amplifier (4 500 W) for VARIODYN D1 voice alarm systems. EN54 compliant, with full system supervision, redundancy support, and industrial-grade reliability for emergency and public address installations.