--- product_id: 394708272 title: "SFB-600D Class-D Monoblock Amplifier" brand: "sundown audio" price: "₱21373" currency: PHP in_stock: true reviews_count: 5 url: https://www.desertcart.ph/products/394708272-sfb-600d-class-d-monoblock-amplifier store_origin: PH region: Philippines --- # 600W RMS @ 1Ω - Powerhouse Punch Variable Low/High Pass Filters - Precision Tuning 4-Way Protection Circuit - Rock-Solid Reliability SFB-600D Class-D Monoblock Amplifier **Brand:** sundown audio **Price:** ₱21373 **Availability:** ✅ In Stock ## Summary > 🎵 Power Meets Precision — Amplify Your Drive, Own the Road ## Quick Answers - **What is this?** SFB-600D Class-D Monoblock Amplifier by sundown audio - **How much does it cost?** ₱21373 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/394708272-sfb-600d-class-d-monoblock-amplifier) ## Best For - sundown audio enthusiasts ## Why This Product - Trusted sundown audio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bass Boost That Moves You:** Add up to 12 dB of punch at 50Hz for that deep, immersive bass experience that commands attention. - • **Control at Your Fingertips:** Wired remote with clipping indicator ensures you stay in command without missing a beat. - • **Unleash 600 Watts of Pure Power:** Dominate your soundscape with thunderous clarity and unmatched output at 1 ohm stability. - • **Built to Last with 4-Way Protection:** Thermal, voltage, speaker short, and DC offset safeguards keep your investment safe and sound. - • **Tailor Your Audio with Surgical Precision:** Dual 12 dB/octave variable low and high pass filters let you sculpt your sound exactly how you want it. ## Overview The Sundown Audio SFB-600D is a compact yet powerful Class-D monoblock amplifier delivering up to 600W RMS at 1 ohm. Featuring advanced dual MOS-FET PWM power supply, variable low/high pass filters, and a 12 dB bass boost, it offers precise sound customization. Its robust 4-way protection circuit ensures durability, while the wired remote with clipping indicator provides seamless control. Perfect for audiophiles seeking high-performance vehicle audio with professional-grade reliability. ## Description SFB-600D | Sundown Audio Class D Monoblock Amplifier FEATURES: Digital Class-D Mono Block Amplifier Dual MOS-FET PWM Power Supply 1 Ohm Stable Load 12 dB/Octave – Variable Low Pass Filter 12 dB/Octave – Variable High Pass Filter 9 dB/Octave – Variable Bass Boost 4 Way Protection Ciruit (Thermal, Voltage, Speaker Short, DC Offset) Wired Remote Control with Clipping Indicator SPECIFICATIONS (d @ 14.4v): 1 ohm Mono RMS - 600W 2 ohm Mono RMS - 350W 4 ohm Mono RMS - 250W Recommended Fuse Rating - 60A Low Pass Filter (Variable) - 80Hz-20kHz High Pass Filter (Variable) - 15Hz-1kHz Bass Boost @ 50Hz - 0-12dB Input Sensitivity - 5V Max S/N Ratio - 86dB Working Voltage - 10.5v-15.5v Dimensions (inch) - 7.25″ x 5.00″ x 2.50″ Review: This is perfect for my single 12" subwoofer Review: Like a reaper. Tiny pepper but packs a punch. This with a ct 12 at one ohm and she gives me what I want. So small can put so many places. Definitely recommend ## Features - 2 Years Warranty ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08YQRYFFD | | Brand Name | Sundown Audio | | Customer Reviews | 4.5 4.5 out of 5 stars (79) | | Manufacturer | Sundown Audio | | Material Type | Aluminum | | Maximum Supply Voltage | 15.5 Volts | | Minimum Supply Voltage | 10.5 Volts | | Model | SFB-600D | | Mounting Type | Surface Mount | | Number of Channels | 1 | | Output Power | 600 Watts | | Package Type Name | box | | Specification Met | Basic Safety Standards | | Voltage | 15.5 Volts | ## Product Details - **Manufacturer:** Sundown Audio - **Maximum supply voltage:** 15.5 Volts - **Minimum supply voltage:** 10.5 Volts - **Mounting type:** Surface Mount - **Voltage:** 15.5 Volts ## Images ![SFB-600D Class-D Monoblock Amplifier - Image 1](https://m.media-amazon.com/images/I/41r-U87PtGL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by J***N on 5 November 2025* This is perfect for my single 12" subwoofer ### ⭐⭐⭐⭐⭐ Review *by E***R on 27 May 2025* Like a reaper. Tiny pepper but packs a punch. This with a ct 12 at one ohm and she gives me what I want. So small can put so many places. Definitely recommend ### ⭐⭐⭐⭐⭐ Review *by J***O on 31 October 2024* Exelente ## Frequently Bought Together - Sundown Audio SFB-600D Class-D Monoblock Amplifier - Skar Audio 4 Gauge Amplifier Wiring Kit - Blue, Copper Clad Aluminum, SKAR4ANL-CCA - Kicker 46KISLOC2 K-Series Stereo Line-Output Converter w/Remote Turn-On Output --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ph/products/394708272-sfb-600d-class-d-monoblock-amplifier](https://www.desertcart.ph/products/394708272-sfb-600d-class-d-monoblock-amplifier) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-05-30*