15% OFF qualifying purchase over $249* + Free Shipping on most orders Code:MM15 Details

RCF SUB 8004-AS 18" Active High Power Subwoofer & Protective Cover Pair Package

*Roll over image to zoom

*Click image to zoom

Orders received by 3PM ET ship same business day.
In-stock orders only.
Placed before 3PM EST
Mon-Fri (excluding Holidays).
Some exclusions apply.
UPC: 603786631088
Ships in 1-3 days
Check In-Store Availability

I DJ NOW Webstore – Orders to be Shipped only: 1 800 355 7746 I DJ NOW - Babylon, NY store (Pick Up In Store Only)
Mon - Sat 10am - 8pm
Sun 11am - 5:00pm
631 321 1700

I DJ NOW - Queens, NY Store (Pick Up In Store Only)
Mon - Fri 10am - 9pm
Sat 10am - 7pm
Sun 12 noon - 6pm
718 762 0100

Financing Options Available

Financing Options Available:

Simply put, our financing plans allow you to get the gear you need now, at the price you want, with the time to pay, on your terms.

See How Easy It Is To Apply
Standard Shipping Charges Apply
Standard Shipping fees apply to oversized or overweight items such as oversized speakers, oversized cases, facades, trussing & staging. Shipping fees also apply to fluids, certain parts and special orders that may not be stocked directly by IDJNOW. If you have any questions regarding this policy, please call us at 1800.355.7746.


The lowest price is not always the best price. When you shop with us, you can always expect to get our BestPrice+Plus guaranteed.

Learn More
Seen It For Less?

2-Yr Extended Consumer Priority Service:

Protect your investment with a warranty from Consumer Priority Service. Buying a Consumer Priority Service extended protection service plan from I DJ NOW, not only means you’re getting the highest level of customer service and peace of mind, but it also means you can rest assured in the event your product does need repairing. The repair center technicians are factory trained and authorized to repair your product and only use state of the art testing equipment needed to properly diagnose and repair your product. Why worry about not having a warranty long enough to cover the majority of use? Simply purchase this affordable and sensible extended warranty now and be worry free!

Questions? Contact Us.

About This Product

RCF SUB 8004-AS 18" Active High Power Subwoofer

The SUB 8004-AS is one of the most powerful 18” subwoofers in RCF's pro-sound category.
Featuring a high power, hypervented 18” woofer, with 4” inside/outside voice coils, this cabinet is designed to deliver a serious amount of low frequency. Powered by a 1250W digital amplifier module, the SUB 8004-AS can perform in the most demanding situations. The input board includes volume control, deep/punch switch, high pass switch, phase switch, cardioid, time delay.

SUB 8004-AS Features:

  • 2500 Watt Peak, 1250 Wat RMS.
  • 136 dB max SPL.
  • 30 Hz - 120 Hz frequency response.
  • 18" Woofer, 4.0" voice coil vented woofer.
  • DSP controlled Input section with selectable presets.
  • Delay control.
  • Baltic birch tour grade cabinet.
  • Compatible with NXL23-A (stacking).
  • Compatible with NXL24-A (stacking).
  • Multiple configurations with HDL 10-A and HDL 20-A.


SUB 8004-AS Applications:

  • Live sound.
  • Rental.
  • Portable PA, clubs, ballrooms, live theatre.
  • House of worship.
  • Theme parks.
  • Music playback and sound reinforcement in small and mid-size venues.
  • Corporate A/V professionals and sound system hire companies.


RCF Protective Cover for SUB 8004-AS Subwoofers
[COVER-SUB 8004]

Made of strong nylon construction and protects the subwoofer from scratches and hits.


SUB 8004-AS subwoofer protection and transport.

RCF SUB 8004-AS Specifications

Acoustical Specifications
Frequency Response -3 dB: 30 Hz ÷ 120 Hz
Max SPL: 136 dB
Woofer: 18", 4.0" v.c.

Input/Output Section
Input signal: bal/unbal
Input connectors: XLR
Output connectors: XLR
Input sensitivity: -2 dBu / +4 dBu

Processor Section
Crossover frequencies: Selectable 90 Hz - 120 Hz Hz
Protections: Thermal, RMS
Limiter: Fast limiter
Controls: Xover, Phase switch, Deep/Punch, Output Delay Settings, Cardioid

Amplifier Specifications
Total power: 2500 W PEAK
Low frequencies: 2500 W PEAK
Total power: 1250 W RMS
Low frequencies: 1250 W RMS
Cooling: Convection
Connections: Powercon in-out

Cabinet Material: Baltic Birch
Hardware: 2xM20, 4 x wheels mounting points
Handles: 2 side
Colour: Black

Physical Specifications
Height: 700 / 27.56 mm/inch
Width: 557.5 / 21.95 mm/inch
Depth: 700 / 27.56 mm/inch
Net Weight: 51.0 / 112.20 kg/lbs

This Package Includes:

(2) RCF SUB 8004-AS 18" Active High Power Subwoofer
(2) RCF Protective Cover for SUB 8004-AS Subwoofers [COVER-SUB 8004]

Each SUB 8004-AS Box Includes:

(1) RCF SUB 8004-AS 18" Active High Power Subwoofer
(1) Power cord
(1) User manual

Split your purchase into easy monthly payments.
See if you qualify with Affirm.
Learn More