SoundQubed S4-100 S Series 4-Channel Amplifier

The SoundQubed S4-100 S Series is a high-efficiency Class D 4-channel amplifier built to deliver strong full-range output with flexible crossover control for mids, highs, and multi-speaker systems.

It delivers 175 watts RMS per channel at 2 ohms and 100 watts RMS per channel at 4 ohms. It can also be bridged for up to 370 watts RMS x 2 at 4 ohms.

Power Ratings

• 100W RMS x 4 @ 4Ω stereo
• 175W RMS x 4 @ 2Ω stereo
• 370W RMS x 2 @ 4Ω mono/bridged
• 2Ω stereo stable

Specifications

• Model: S4-100
• Amplifier Class: Class D
• Channels: 4
• Working Voltage: 12–15.8V
• Maximum Amperage: 75A
• Frequency Response: 10Hz–40kHz
• Signal-to-Noise Ratio: Greater than 80dB
• Damping Factor: Greater than 100
• Input Sensitivity: 8V–0.2V
• Subsonic Filter: 20Hz–5kHz
• Low-Pass Filter: 50Hz–5kHz
• Power/Ground Inputs: 4 AWG
• Speaker Outputs: 10 AWG set-screw terminals
• Dimensions (L x W x H): 7.87" x 7.75" x 2.24"

Features

• High-pass crossover control for mids and tweeters
• Low-pass filtering for low-frequency control
• Band-pass filtering for isolating midrange frequency ranges
• Compact multi-channel Class D design
• Bridgeable output configuration

Warranty

SoundQubed provides a 12-month limited warranty on amplifiers from the original retail purchase date, subject to the manufacturer’s warranty terms and exclusions.