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Description
Ashly FX-125.4 FX Series 500W 4 Channel 1/2RU Compact Class D Multi Mode Power AmplifierThe Ashly FX 125. 4 FX Series 125. 4 is a multi purpose installation DSP equipped amplifier. The FX Series' pedigree is the culmination of compact Class D design so successfully implemented in the FA Series and Ashly's years of providing easy to use software. Along with a newly incorporated DSP engine & software UI, FX takes amplification to new levels. FX is networkable via Ethernet for wired LAN connection, or directly via its built in WiFi hotspot.
The Ashly FX-125.4 FX Series 125.4 is a multi-purpose installation DSP-equipped amplifier.
The FX Series' pedigree is the culmination of compact Class D design so successfully implemented in the FA Series and Ashly's years of providing easy-to-use software. Along with a newly incorporated DSP engine & software UI, FX takes amplification to new levels. FX is networkable via Ethernet for wired LAN connection, or directly via its built-in WiFi hotspot. No network router needed. FX allows system configurations that don't require additional equipment, such as stand-alone DSP or speaker system processors. All of that is in one box. That saves space, money & time.
With 6 models to choose from starting at 2 x 60W in a ½ RU to 4 x 500W in 2 RU, there's an FX that will fit just about any project. Each offers a healthy compliment of IO (include Digital SPDIF In & Out) and programmable integration ports for remote Volume control, GP triggers and more.
Features
- Offers high power density: 125W x 4 Ch in ½ RU chassis
- Low (4/8 Ohm) or Hi Impedance (70/100V) operation, selectable in software
- Balanced Mic/Line inputs on removeable Euroblock connectors, plus unbalanced RCA inputs
- 2-channel SPDIF Digital IO
- Front panel status LEDs for amp, Input, output & network
- Networkable via Ethernet or built-in WiFi
- Built-in advanced DSP on all inputs & outputs, including: Sensitivity, Routing, Gain, PEQ, Compressor, Limiter, FIR Filters, X-Over, Polarity & Delay
- Browser-based UI accessed via PC or mobile device. No software to install.
- All models have 4 Input channels x 2 or 4 Output channels
- Auto/Manual Power Saver Mode (sleep/standby), adjustable in Software
- Customized Speaker Presets made be created, saved & loaded for each output channel
- Addressable GPIO, Standby/Mute & VC remote ports. VC assignable per channel via software
- ½ RU models easy to hide in "non-rack" installations.
- Highly efficient Class D and lightweight
- Optional hardware for ½ RU models for rack & wall/surface mounting
Specifications
- Channels: 4 x Lo-Z / 2x Hi-Z
- Output Power @ 4Ω/8Ω: 4x125W
- Output Power @ 25V: TBD
- Output Power @ 70V/100V: 2x250W
- Powershare - Across All Channels (up to): 2x250W
- Total System Power: 500W
- DSP: 4 Input x 4 Outputs: Input, Zone, Output & Speaker Processing, plus General Settings
- Networking: Browser-based UI Software with Ethernet & WiFi Connectivity
- Power Consumption: 150W
- Dimensions: 44.5x220x296mm (1.75x8.66x11.65 inch)
- Weight: 2.8 kg (6.2 lbs)
- Output Circuitry: UMAC Class D - Full bandwidth PWM Modulator with Ultra-low Distortion
- Output Voltage: 70 Vp / 140 Vpp (unloaded) // Bridged 140 Vp / 280 Vpp (unloaded)
- Signal to Noise-Ratio: >106 dB (A-Weighted, 20 Hz - 20 kHz, 8 Ω load)
- THD+N (typical): <0.05% (20 Hz - 20 kHz, 8 Ω load, 3 dB below rated power)
- Frequency Response: 20Hz-20kHz (+/- 0.5dB, 8 Ω load, 3 dB below rated power)
- Protection Circuits: Short Circuit, DC, Undervoltage, Temperature - and Overload Protection
- Power Supply: UREC Universal Mains switch mode power supply with Power Factor Correct (PFC) and Standby Converter
- Operating Temperature: 0-40C
- Operating Voltage/Frequency: Universal Mains, 100V - 240V, 50Hz - 60Hz
- Standby Consumption: < 0.5W
- Accessories: Rack Mount Kit (optional) / Desktop Mount Kit (optional)
- Power Ratings: 1% THD @ 120 Vac and 230 Vac
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 1693 reviews
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Product Reviews
★★★★★ 4
Great buy
Color: Blue+Red
My dogs kill every toy. They arrived very agressive chewers. These have lasted way longer than most balls have. Great value
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 24, 2026
★★★★★ 5
If your dog loves tennis balls, you NEED these
Color: Azure+Orange, Color: Azure+Orange
Raising any puppy is tough. Raising a German Shepherd puppy has often left me questioning my life choices. So I was ecstatic the day that my 60-lb puppy decided that he loves tennis balls and occupied himself for 2 hours without needing constant intervention. Naturally, my immediate response was to make sure we had a constant supply of large tennis balls for dogs available. Now my puppy loves mischief, but he’s not an aggressive chewer. And I was irritated to discover that every brand and size of tennis ball broke within an hour max of play. By simply playing fetch and batting the ball around with his paws, every single tennis ball split into 2 halves. We needed something better!
These squeaky balls are exactly that! They come in a 2-pack. I gave my pup the 1st one a week ago and it’s still going strong! We play fetch in the backyard, he brings it into the doggy pool with him, it rolls around in the dirt and can be rinsed off easily. It’s by far his favorite toy, and he takes it everywhere with him. Finally a squeaky ball that can keep up with my dog! These are the perfect size, texture, bounce, squeak, everything. These are the ONLY squeaky balls I will buy from now on. Five stars for sure!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
★★★★★ 5
Really are indestructible. Amazing product.
Color: Blue+Red
Wow! Really indestructible. Our large dogs have destroyed other “indestructible” toys in less than an hour and these are amazing. They squeak, which our dogs love (we hate) and they float when they go into our pool. IF they ever do wear out or are lost I will definitely buy again.
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Reviewed in the United States on June 3, 2026
★★★★★ 5
Durable squeaky ball for chewers
Color: Blue+Red, Color: Blue+Red
These are great! My 54 lb GSP loves them and it’s the only thing she cannot destroy! She’s currently 1 year and we have had the balls for several months. We have this brand and similar ones too. They float, bounce, and squeak. The ridges are good for chewing.
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Reviewed in the United States on May 4, 2026
★★★★★ 5
Finally a Toy My Pitbull Hasn’t Destroyed in 5 Minutes
Color: Blue+Red, Color: Blue+Red
I have a 65 lb pitbull who destroys most toys almost immediately, so I’m always skeptical when products claim to be “indestructible.” Most toys last maybe a few minutes in my house before pieces are everywhere.
These have actually held up surprisingly well.
The material feels durable and thick enough to handle really aggressive chewing, and so far my dog hasn’t been able to destroy them like he does with most other balls and squeaky toys. That alone makes these worth it to me.
I also really like the size. They’re large enough that I don’t have to constantly worry about him accidentally swallowing them or choking while playing, which is a huge plus for bigger dogs.
The squeaker inside also keeps him interested longer since he usually gets bored quickly with toys that don’t make noise or bounce around well.
If you have a strong chewer or larger dog and you’re tired of replacing destroyed toys constantly, these are definitely worth trying.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026
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