SZ-1500 Amplifier

Highlight Features

SZ-1500 – SZ Series High-Power Class-H Amplifier

SZ-1500 is a high-output professional amplifier built for large-scale sound reinforcement systems where stability, efficiency, and continuous power delivery are critical. Powered by an advanced 3-tier Class-H architecture, the SZ-1500 delivers massive 1500W output with reduced heat, lower energy loss, and long-term reliability for demanding PA, stadium, hall, and industrial audio installations.

Product Description

• High-power professional amplifier for demanding sound reinforcement and large PA systems.
• 1500W rated output at 1% THD ensures strong, clean and stable sound.
• Advanced 3-tier Class-H design improves efficiency while reducing heat generation.
• Supports 120V / 240V constant-voltage speaker lines (240V for bridge mode).
• Heavy-duty 3U iron chassis with aluminum front panel, handles and control knobs.
• Built-in PFC circuit and soft-switching power supply for up to 92% energy efficiency.
• Comprehensive protection against short-circuit, overload, overcurrent, and DC faults.
• Designed for continuous, high-load professional operation.

Product Specification

• Rated Power: 1500 W (1% THD)
• Amplifier Architecture: Class H (3-tier high-efficiency design)
• Amplifier Type: 800–1000 W Class AB; 1500–2000 W Class H
• Channels: 1 channel
• Speaker Outputs: COM / 120 V / 240 V (240 V for bridge mode)
• I/O Ports: 2 × AUX IN, 1 × AUX OUT
• Chassis: 3U iron case; aluminum front panel; aluminum handles; aluminum control knobs
• Power Consumption: 1800 W
• Frequency Response: 18 Hz – 22 kHz
• Total Harmonic Distortion: < 1% at 1/3 rated voltage
• Protection: Short circuit, Overload, Overcurrent, DC fault
• Power Supply: Built-in PFC and soft-switching power supply with automatic soft-start (up to 92% efficiency)
• Dimensions (L × W × H): 61 × 59 × 17.5 cm
• Net Weight: 25.2 kg
• Gross Weight: 26.6 kg