Swat HLG-1.3500DF (3500RMS) @ 1ohm Mono Class D Amplifier

The SWAT HLG-1.3500DF Mono Class D Amplifier is a high-performance car audio amplifier engineered to deliver 3500W RMS power at 1 Ohm for demanding automotive sound systems. Featuring single-channel Class D amplification, adjustable frequency filters, bass boost control and multiple protection circuits, this amplifier is designed for powerful, controlled audio output.

Key Features

•  3500W RMS Power at 1 Ohm: Delivers a rated 1 × 3500W RMS output at a 1 Ohm load, making it suitable for high-power car audio applications requiring substantial amplification.
• Efficient Mono Class D Amplification: Features a single-channel Class D amplifier design, providing high-power audio output with improved electrical efficiency compared with conventional Class A/B amplifier designs.
• Adjustable Low-Pass Filter: Equipped with a 100Hz–20kHz adjustable filter rated at 12dB/octave, providing frequency control to help tailor the amplifier's output to the connected speaker system.
• Adjustable Subsonic Filter: Features a 10Hz–2kHz subsonic filter with a 12dB/octave slope, allowing users to manage unwanted low-frequency content and configure the amplifier for their audio installation.
• 0–12dB Bass Boost Adjustment: Includes an adjustable bass boost control that provides up to 12dB of additional bass emphasis, allowing users to customise low-frequency performance.
• Adjustable Input Sensitivity: Offers an input sensitivity range of 0.4–4V, supporting signal matching with compatible car stereos, processors and other audio source equipment.
• 95dB Signal-to-Noise Ratio: Features a specified 95dB signal-to-noise ratio, helping deliver a clear amplified signal when installed and configured correctly.
• Overvoltage Protection: Includes a built-in protection function designed to help safeguard the amplifier against excessive supply voltage.
• Short-Circuit Protection: Features output short-circuit protection, helping reduce the risk of amplifier damage caused by electrical faults at the speaker output.
• Overheating Protection: Incorporates thermal protection designed to respond to excessive operating temperatures and help protect the amplifier during demanding use.
• Designed for High-Power Car Audio Systems: Suitable for custom automotive audio installations requiring a powerful mono amplifier with adjustable sound controls and appropriate electrical support.

Warranty Information:

• 1 Year return-to-base warranty
• Applies to purchases made on or after 1st October 2026 (excludes prior purchases).

Note: Manufacturers warranty is void if damaged due to failure in installation or power surge. Professional installation is required. For warranty, invoice/certificate from installer is mandatory.