During a press conference at the 2025 NAMM Show, Solid State Logic has announced that it has launched the SSL 18 rackmount USB audio interface, marking the start of a new era in rackmount production technology from the company.
Developed from SSL’s unmatched expertise in analog and digital design, the SSL 18 offers exceptional audio performance with a studio-ready feature set, delivering the signature SSL sound and premium quality that professionals trust.
Designed to be the ultimate studio centrepiece in a single 19” rack unit, SSL 18 enhances production workflows while elevating the performance of almost any recording, production, or mixing space. Whether it is powering a desktop set-up or at the heart of a professional studio, SSL 18’s best-in-class conversion specifications, high-performance mic pre’s, flexible I/O, monitor control capabilities, and its signature SSL sound establish it as the new industry standard in rackmount audio interfaces.
SSL 18 features
- 26-in/28-out USB-C audio interface for Mac and Windows.
- Next-generation 32-bit/192 kHz converters.
- 8 x Microphone/line-level inputs with 48V, HPF, and Phase Invert:
- Legacy 4K Analogue Enhancement’ colouration circuit on every input.
- Configurable insert points for inputs 1 and 2.
- Inputs 1 and 2 are switchable to instrument-level.
- 10 x Balanced line outputs:
- Alternative speaker switching is available for pairs 1&2 and 3&4.
- DC-coupled – capable of sending Control Voltage to synths and drum machines.
- Professional +24 dBu operating levels with +9 dBu/+24 dBu level configuration options for pairs 1&2 and 3&4.
- 2 independent, powerful headphone outputs with dedicated level controls:
- 3 mode options to suit different headphone impedances: Standard, High Sensitivity, High Impedance.
- Create custom headphone mixes.
- Re-purpose as line outputs.
- Dedicated Talkback input with analogue Listen Mic Compressor (LMC).
- 16 channels of ADAT I/O at 44.1/48 kHz, 8 channels at 96 kHz.
- 2 channels of S/PDIF (coaxial or optical).
- MIDI I/O on 3.5 mm TRS jacks.
- Clocking options – internal (clock signal available on Wordclock output), or clock from incoming ADAT or S/PDIF.
- Comprehensive management of all inputs and outputs via the SSL 18 low-latency mixer:
- Create the control room mix, plus an additional 4 custom monitor mixes with ease – HP A (stereo), HP B (stereo), LINE 3-4 (stereo or dual mono).
- Flexible Mirror Routing system to route any input or aux master directly to an output – perfect for feeding personal monitoring systems, external metering and outboard FX.
- Customise the monitoring section front panel buttons to suit your workflow.
SSL 18 is priced at $1,199 USD / £749.99 GBP / €899 EUR (ex. taxes). Those attending the NAMM Show 2025 will be able to experience the new SSL 18 rackmount audio interface, as well as preview the forthcoming ALPHA 8 interface expander.
More information: Solid State Logic