SKU: 38687572659

ESX QXB8A - 8" Active Subwoofer Enclosure

Sale price$173.25 Regular price$192.50
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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

ESX QXB8A - 8" Active Subwoofer EnclosureSpecifications 20 cm (8") Active Subwoofer System (Bassreflex) Integrated Class D Amplifier (Power4 Active Module) 1 x 400 800 Watt RMS Max. LPF 40 120 Hz @ 12 dB Phase Shift 0 180 Bass Boost 0 6dB @ 45Hz RCA Low Level Input High Level Input Auto Turn On Function (DC or signal) Start stop capable, 5 sec. up to 7 Volts EPS PRO with 10R 150R 600R (switchable) Input Sensitivity 15 or 40 Volts (switchable) Triple Limiter Function, Clipping LED Bass Remote

Specifications

  • 20 cm (8") Active Subwoofer System (Bassreflex)
  • Integrated Class D Amplifier (Power4 Active Module)
  • 1 x 400/800 Watt RMS/Max.
  • LPF 40-120 Hz @ 12 dB
  • Phase Shift 0°/180°
  • Bass Boost 0-6dB @ 45Hz
  • RCA Low Level Input
  • High Level Input
  • Auto Turn-On Function (DC or signal)
  • Start-stop capable, 5 sec./ up to 7 Volts
  • EPS PRO with 10R / 150R / 600R (switchable)
  • Input Sensitivity 15 or 40 Volts (switchable)
  • Triple Limiter Function, Clipping LED
  • Bass Remote Controller
  • Compact Enclosure with Logo Embroidery
  • Protection Grille
  • Optional Standing Feet for Downfire Operation
  • Dimensions 48 x 33 x 18 cm

    A really good subwoofer system always needs an additional powerful amplifier. If the installation of an external amplifier is too complex or you don't have the space, you can use active models that already have pre-installed amplifiers. But beware, often for cost reasons, analog power amplifiers that are rather weak or outdated in terms of performance are often installed. Sometimes even the simplest 12 volt bridge chips can be found inside that do no more than simple car radios. ESX takes a different approach here and integrates state-of-the-art Class D amplifier modules that can mobilize up to 400 watts/RMS output power. Equipped in this way, the very compact QUANTUM QXB active subwoofer systems deliver extremely high performance and bass levels.

     

    Therefore ESX uses high-quality and award-winning POWER4 active modules, which are also particularly efficient with up to 84% efficiency. Thanks to the latest Class D circuit and EPS PRO, these modules are even prepared for connection to very modern vehicles. The included cable remote control can be used to adjust the bass from the driver's seat.

    ESX has also included 4 mounting feet in the active versions of the QUANTUM QXB subwoofer systems, which can be screwed onto the front if required. This means that both models can be converted into "down-firing subs" with little effort. These boxes, which radiate downwards with the woofer, are particularly suitable, for example, for installation in double boot floors.

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. 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
    SKU: 38687572659

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    Kaela
    Massapequa, US
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    Absolutely love this hand cream!
    Scent: Lemon Cream, Size: 3.3 Ounce (Pack of 1)
    I have really dry skin, partly because I take a chemo med for autoimmune issues that really dehydrated me no matter how much water I drink. Other lotions I bought were either too greasy and just sat on the surface of my skin OR simply weren’t hydrating enough. But this hand cream is my absolute favorite now. It is super moisturizing, but is also fully absorbed by my skin very quickly. It’s honestly impressive. There was a nearly immediate, extremely noticeable difference in the condition of my skin after I started using this. This lotion even seemed to solve a related issue I was having where my dead skin cells just refused to be shed, no matter how much I scrubbed in the shower or how much of my normal body lotion I applied. Sorry if it’s TMI, but literally minutes after applying this for the first time on my arms, I was able to basically just wipe off that dead layer of my skin, revealing much softer and more supple skin underneath. This is an issue that has been plaguing me for over a year that was seemingly solved in one day. Additionally, I find that the scent is very pleasant. It weirdly reminds me of Froot Loops at first, but in the best way possible. It’s just got that nice citrus-forward, sweet fragrance, and as it dries down the scent gets mellower and more creamy as the lemon settles into the background. It’s definitely got a gourmand scent imo, but it’s not cloyingly sweet or artificial. It just genuinely smells like madeleines with lemon curd or something. I think the Shea butter is largely responsible for the creamy, vanilla-like scent that develops after a couple minutes. It’s very nice, I find myself smelling my hands for like an hour after I apply it because it’s just so delicious! It doesn’t have a strong throw at all once absorbed, the scent fades to only be detectable if someone is inches from your skin, so it hopefully shouldn’t annoy people around you unless they are severely intolerant to fragrance.
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    Reviewed in the United States on April 14, 2022
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    Keith
    Boise, US
    ★★★★★ 3
    I would not recommend
    Scent: Coconut, Size: 3.3 Ounce (Pack of 3)
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    Reviewed in the United States on December 16, 2025
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    Ashley onAmazon
    Chelsea, US
    ★★★★★ 5
    I really like it Good coconut smell and a nice lotion texture
    Scent: Coconut, Size: 3.3 Fl Oz (Pack of 1)
    I really love this lotion I will most definitely buy it again I think it makes me smell really good I even had somebody ask me what I was wearing lol
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    Alexandria, US
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    Makes my hair shine.
    Size: 3.38 Fl Oz (Pack of 1)
    This product makes my hair smell good and shiny. You only need to use a small amount for results. I am sure my hair will grow since oil is good for your hair.
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    Waukegan, US
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    Natural solution
    Size: 3.38 Fl Oz (Pack of 1)
    Excellent moisturizer! Has a light fragrance and not oily. Only used for a few days so can't attest tolong term benefits.
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    Reviewed in the United States on May 29, 2026

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