Renkus-Heinz CA112S‐A Self‐Powered Analog, SA625‐A Amp Module is backordered and will ship as soon as it is back in stock.
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Product Overview
The Renkus-Heinz CA112S-A is a self-powered 12-inch installation subwoofer that adds extended low-frequency output to C Series and other Renkus-Heinz systems. It integrates the SA625-A amplifier module with a long-throw 12-inch woofer to deliver sub-bass from a compact, amplified cabinet. As a powered install subwoofer, it suits auditoriums, houses of worship, and commercial meeting spaces where high-output low frequencies are required without a separate amplifier rack.
Product Description

The CA112S-A is the self-powered version of the C Series CX112S subwoofer, developed as a companion to full-range C Series loudspeakers. Its SSL12-23 long-throw 12-inch woofer covers 40 Hz to 120 Hz and reaches 124 dB peak SPL in half-space when driven by the onboard SA625-A amplifier module, which supplies 500 watts at 8 ohms with multi-band peak and thermal limiting. The analog model accepts balanced analog on looping XLR-3 connectors up to +22 dBu, keeping the signal chain simple where networked control is not needed. The enclosure is built from 11-ply hardwood with a perforated metal grille and a black paint finish, and provides twelve M10 attachment points plus a 35 mm pole socket for flexible mounting or pole-mounting over a full-range top. The SA Series amplifier is built in the USA and runs on 100-240 V auto-switching mains through a Neutrik powerCON TRUE-1 connector. Installations that later require AES/EBU, RHAON II control, or Dante can move to the CA112S-RN or CA112S-RD, which share the same subwoofer platform.
Key Features
- Long-Throw 12-Inch Woofer — The SSL12-23 driver delivers 40 Hz to 120 Hz sub-bass with a 250 W AES rating for high-output low frequencies.
- SA625-A Amplifier Module — The onboard Class-D amplifier provides 500 watts at 8 ohms with multi-band peak and thermal limiting to protect the driver.
- Balanced Analog Input — Looping XLR-3 connectors accept balanced analog sources up to +22 dBu for a straightforward signal path.
- Compact Install Enclosure — An 11-ply hardwood cabinet with perforated metal grille balances output and footprint for fixed installations.
- Flexible Mounting — Twelve M10 attachment points and a 35 mm pole socket support suspended, ground-stacked, or pole-mounted use.
- System Companion — Designed to extend the low end of C Series full-range loudspeakers in a matched, self-powered package.
- US-Built Reliability — The SA Series amplifier is designed and manufactured in the USA and runs on 100-240 V auto-switching mains.
Typical Applications
- Auditorium — Adds controlled sub-bass to fixed performance and presentation systems.
- House of Worship — Reinforces music programs with extended low frequency from a self-powered cabinet.
- Multi-Purpose Room — Provides flexible low-end support for rooms that switch between speech and music.
- Commercial Meeting Space — Delivers full-range impact for media playback without an external amplifier rack.
- Auditorium and Performance Stages — Pole-mounts beneath full-range tops for portable or semi-permanent setups.
Technical Specifications
| Sensitivity (passive CX112S) | 97 dB (1W/1m) |
| Max SPL | 124 dB peak, half-space |
| Frequency Response | 40 Hz to 120 Hz |
| LF Driver | SSL12-23 woofer, 250 W AES @ 8 ohms, 500 W Pgm |
| Amplifier Power Output | 500 W @ 8 ohms (SA625-A) |
| Audio Connections | 2 x XLR-3 in & loop-out, Analog |
| Maximum Input Level | +22 dBu, Analog |
| Enclosure | 11-ply hardwood, perforated metal grille |
| Finish | Black paint |
| Mains / Power Connector | 100-240 V, 50/60 Hz auto-switching; Neutrik powerCON TRUE-1 |
| Hardware | 12 M10 points, 1 x 35 mm pole socket |
| Dimensions | 15" W x 23-1/8" H x 17-1/4" D (381 x 587 x 438 mm) |
| Weight | 52 lbs / 23.6 kg net |
Competitor Comparison
| Criteria | Renkus-Heinz CA112S-A | JBL Control SB210 / install subs | QSC AcousticDesign AD-S112sw |
| Amplification | Self-powered with integrated SA625-A module, no external amplifier required. | Passive design positioned to be driven by a separate install amplifier. | Passive design positioned for use with an external amplifier or DSP platform. |
| System Role | Matched companion to C Series full-range loudspeakers within one self-powered platform. | Positioned as a companion within the JBL Control Contractor range. | Positioned as a companion within the QSC AcousticDesign range. |
| Signal Path | Simple balanced analog input direct to the cabinet. | Signal path defined by external electronics. | Signal path defined by external electronics. |
| Mounting Options | Twelve M10 points plus a 35 mm pole socket for suspended or pole-mounted use. | Mounting options vary by model. | Mounting options vary by model. |
| Upgrade Path | Shares a platform with networked CA112S-RN and CA112S-RD for later AES/Dante upgrades. | Upgrade path is defined by changing external electronics. | Upgrade path is defined by changing external electronics. |
| Manufacture | SA Series amplifier designed and built in the USA. | Manufactured within the Harman global supply chain. | Manufactured within the QSC global supply chain. |
Competitor details reflect general product positioning and should be verified directly with each manufacturer; they are not measured test data.
Frequently Asked Questions
What full-range loudspeakers pair with the CA112S-A? It is designed as a companion to C Series loudspeakers; browse compatible models in the Renkus-Heinz collection.
Does it support network control or Dante? No. The A model is analog-input only. Networked versions (RN and RD) of the CA112S use the same subwoofer with AES/EBU, RHAON II, and Dante options.
Can it be pole-mounted? Yes. The cabinet includes a 35 mm pole socket along with twelve M10 attachment points for suspended or ground-stacked use.
How much amplifier power does it have? The onboard SA625-A delivers 500 watts at 8 ohms with multi-band peak and thermal limiting.
Is technical support and warranty assistance available? Yes. Contact Creation Networks for current warranty terms, system design guidance, and integration support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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