🛒 Product Conditions
🔥 Closeout / Clearance: Final markdowns to clear out inventory — once it’s gone, it won’t be restocked.
🔄 Used: Pre-owned items, fully functional, with minor wear. Sold “as is” with no warranties.
📦 Open Box: Like-new, opened only for display or photography. Inspected, discounted, and ready to ship.
🔧 B-Stock: Factory refurbished or tested units that may show small imperfections or lack original packaging.
⚠️ Final Sale — No returns or exchanges on these items.
Description
- 1,250 x 1 @ 1 ohm RMS
- 1,250 x 1 @ 2 ohms RMS
- 800 x 1 @ 4 ohms RMS
- Variable 12dB low pass filter: 40Hz-20kHz
- Variable 12dB high pass filter: 10Hz-1kHz
- Variable 12dB Bass Boost @ 50Hz
- Power, protection & clipping indicators included
- Thermal, voltage, speaker short, and dc-offset protection circuitry
- Advanced 3-speed fan design
- Subsonic filter
- Intelligent full bridge design
- Wired remote control with clipping indicator included
Delivering the same power at 1 or 2 ohms, Sundown SIA Smart amplifiers are built with power and stability at their core. These full-bridge amplifiers feature a heavy heatsink for outstanding thermal management, while the three-speed Smart Cooling fan and advanced power supply design protects the amplifier from overheating and distorted output.
Specifications
- Input Sensitivity: 5V Max
- Single Noise Ratio: 108dB
- Working Voltage: 10.5V – 15.5V DC
- Recommended Fuse Rating: 120A
- Dimensions (HxWxD): 7.25” x 5.75” x 2.45”
💬 Contact SMS Car Audio
Get quick answers on condition, fitment, or availability.
📞 Call (504) 289-8127 💬 Text (504) 289-8127 ✉️ Email al@smscaraudio.com 📍 Get Directions






