Renkus-Heinz SA28‐RN Self‐Powered with RHAON, SA1250‐RN
Renkus-Heinz SA28‐RN Self‐Powered with RHAON, SA1250‐RN - Black is backordered and will ship as soon as it is back in stock.
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Product Overview
The Renkus-Heinz SA28-RN is a self-powered dual eight-inch subwoofer with integrated RHAON II network control, engineered for networked commercial installations that need compact, controlled low-frequency support. Its twin SSL8-23 woofers deliver output comparable to a single 12-inch sub in a cabinet roughly two-thirds the volume, paired with an SA1250-RN amplifier module and onboard DSP. As a compact networked subwoofer, it complements Renkus-Heinz full-range and steerable loudspeakers in houses of worship, multi-purpose rooms, and commercial meeting spaces.
Product Description

The dual eight-inch SX/SA28 platform provides power and punch equal to most single 12-inch subwoofers in a cabinet that is two-thirds the volume, making it easy to integrate where space is limited. Large ports keep forceful bass free of chuffing or fluttering noise. The built-in SA1250 amplifier is factory-matched to the woofers for optimal damping and multi-band limiting, removing the need for external amplifier racks and long speaker-cable runs. Controlled through RHAON II, the onboard DSP offers eight fully parametric EQ filters, high and low shelf filters, high and low pass filters, and up to 340 ms of delay. Sixteen M10 Universal Mounting points and an M20 pole adapter support flexible deployment.
Key Features
- Compact Dual-8 Design — Twin SSL8-23 woofers deliver output comparable to a single 12-inch sub in roughly two-thirds the cabinet volume.
- Integrated SA1250-RN Amplifier — The built-in amplifier supplies 1000 watts to the low-frequency section with driver-protecting multi-band limiting.
- RHAON II Network Control — Onboard DSP with eight parametric filters, shelving and pass filters, and up to 340 ms of delay is configured over Ethernet from RHAON II software.
- Analog and AES Inputs — Looping XLR-3 connectors accept analog and AES sources for flexible system wiring.
- Flexible Mounting — Sixteen M10 Universal Mounting points plus an M20 pole mount support flown, stacked, or pole-mounted use.
- Simplified Integration — The self-powered design removes external amplifier racks and long speaker runs from distributed installations.
Typical Applications
- House of worship
- Multi-purpose room
- Commercial meeting space
- Auditorium
- Broadcast studio
Technical Specifications
| Transducers | 2 x SSL8-23, 8 in. woofers |
| Frequency Response | 50 Hz to 120 Hz (-3 dB); 44 Hz to 170 Hz (-10 dB) |
| Maximum Peak SPL | 126 dB (half-space) |
| Crossover | 100 Hz, active |
| Amplifier | SA1250, 1000 watts (LF) @ 8 ohms |
| Audio Connections | 2 x XLR-3 in & loop-out, analog and AES |
| Network Connections | 2 x RJ45, looping Ethernet/RHAON |
| User DSP | Eight parametric filters, hi/lo shelf, hi/lo pass, delay to 340 ms |
| Software | RHAON II |
| Latency | 6.25 ms |
| Mains Voltage | 100-240 V, 50/60 Hz auto-switching; powerCON TRUE-1 |
| Enclosure / Grille | 3/4 in. (19 mm) Birch plywood; 16 GA powder-coated steel grille |
| Mounting | 16 x M10 UMH points; M20 pole mount |
| Weight | 54.2 lbs / 24.6 kg |
| Dimensions | 20-1/2 in. W x 10-1/2 in. H x 20 in. D (521 x 267 x 508 mm) |
Frequently Asked Questions
How does a dual-8 subwoofer compare to a single 12-inch model? The SX/SA28 platform delivers output comparable to most single 12-inch subwoofers while occupying roughly two-thirds the cabinet volume.
Does it support Dante? The RN model provides analog and AES inputs with RHAON II control. For Dante digital audio with redundancy, choose the SA28-RD variant.
Is a passive version available? Yes. The SX28 is the externally powered passive version of the same cabinet.
Can it integrate with other Renkus-Heinz systems? Yes. It complements Renkus-Heinz full-range and steerable loudspeakers on a shared network. See the Renkus-Heinz collection.
What warranty applies? Warranty terms vary by product and region. Contact Creation Networks for current warranty and support details.
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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