RCF

RCF SUB702ASMK2 12" 1400W Active Powered Subwoofer

A professional 12-inch, 1400W active powered subwoofer from respected pro-audio brand RCF, delivering deep, controlled low end for live sound and installed PA systems

$109.00*$1,099.00Save 90%
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*Price sourced from Amazon.com. Last updated:Aug 27, 2026.Price and availability are subject to change — details.

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Overview

The RCF Sub 702-AS MkII is a professional active subwoofer designed to provide the deep, powerful low-frequency foundation that a full-range PA system needs to feel complete. It pairs a 12-inch woofer with 1400W of onboard amplification in a single powered cabinet, meaning it brings both the driver and its dedicated power together in one unit. That low end is what gives live music its impact, DJ sets their weight, and speech systems their fullness, and a capable powered sub is the standard way to add it beneath full-range top speakers.

Its active design is a practical advantage for system builders. Because the amplification and processing are built in, there is no need to specify and connect a separate amplifier, and the onboard tuning is matched by the manufacturer to extract controlled, articulate bass from the 12-inch driver rather than loose, boomy output. RCF is a well-established and respected name in professional audio, and this MkII revision sits in a line trusted by mobile DJs, working bands, and sound-reinforcement companies. The realistic guidance for a buyer is that a subwoofer performs best when properly matched to the rest of the system: its power, coverage, and configuration should suit the top speakers it supports and the size of the room or venue. With those factors considered, the Sub 702-AS MkII is a compact, capable, and professional choice for mobile PA rigs, small-to-medium venues, and fixed installations needing genuine low-frequency extension.

Specifications

Brand
RCF
Model
Sub 702-AS MkII (Mk2)
Type
Active powered subwoofer
Woofer Size
12 inch
Amplifier Power
1400W
Amplification
Built-in (active)

Frequently Asked Questions

No — it is an active, powered subwoofer with 1400W of built-in amplification, so it needs only a signal source and power, not a separate amp.
It uses a 12-inch woofer, paired with 1400W of onboard amplification to deliver deep low-frequency reinforcement for PA systems.
For mobile rigs and small-to-medium venues, a single 12-inch sub adds substantial low end; larger or bass-heavy events may benefit from additional subs.
It is designed for live sound and installed audio, adding deep, controlled bass beneath full-range top speakers for DJs, bands, and PA systems.
Yes — RCF is a long-established, respected name in professional audio, and this MkII sub sits in a line trusted by working sound professionals.