Solidsteel S3 Series 4 Shelf Audio Rack

Modular Italian 4-Tier Reference Hi-Fi Rack | Brisbane HiFi Audio Specialist

The Solidsteel S3-4 is a four-tier reference equipment rack designed to provide a substantial, mechanically controlled platform for complex high-end audio systems.

Handcrafted in Italy as part of Solidsteel's S3 Series, the S3-4 combines 30 mm-thick ennobled MDF shelves, rigid anodised-aluminium support pillars filled with StratoCell damping material, galvanised steel structural hardware, and adjustable M8 stainless-steel floor spikes.

Each 580 × 430 mm shelf is rated for loads of up to 60 kg, while the rack provides differentiated vertical clearances to accommodate both larger amplification and more compact source components.

At Brisbane HiFi, we recommend the S3-4 for multi-source analogue and digital systems requiring four substantial equipment platforms and greater component separation.

Key Features & Mechanical Engineering Highlights

• Four-Tier Reference Component Layout: Provides dedicated space for multiple components, allowing turntables, amplification, DACs, phono stages, streamers, and other sources to be arranged across separate levels.
• 30 mm Heavy-Duty MDF Shelves: Four substantial 580 × 430 mm shelves provide a high-mass, rigid platform for demanding audio components.
• 60 kg Load Capacity Per Shelf: Each level is rated for up to 60 kg, providing substantial support for amplifiers, power supplies, turntables, and valve electronics within the specified limits.
• StratoCell-Filled Aluminium Pillars: Anodised-aluminium support tubes incorporate StratoCell sound-absorbing material designed to help control mechanical energy within the rack structure.
• Differentiated Shelf Clearances: The lower level provides approximately 245 mm of clearance for larger components, while the upper levels provide approximately 225 mm for source and control electronics.
• Adjustable M8 Stainless-Steel Spikes: Precision-adjustable floor spikes allow accurate levelling and establish a defined mechanical interface with the supporting floor.
• Protective S Series Floor Pads: Included floor discs help protect timber, laminate, tile, and other finished flooring from spike contact.
• Modular S3 Architecture: Compatible S3 shelf kits allow the rack to be expanded as equipment requirements develop.

Product Specifications

Ideal Four-Level Reference System

The S3-4 provides enough space for a sophisticated analogue and digital system.

A possible configuration could be:

Top Shelf: Turntable / CD Transport

Second Shelf: Preamplifier / Integrated Amplifier

Third Shelf: DAC / Network Streamer

Bottom Shelf: Phono Stage / Power Supply / Other Source Component

The 245 mm lower-level clearance provides additional room for larger equipment, while the 225 mm upper levels are well suited to conventional source and control components.

Individual equipment dimensions, weight, heat generation, and ventilation requirements should always be checked before installation.

Heavy-Component Load Planning

With a 60 kg capacity per shelf, the S3-4 can accommodate substantial high-end electronics.

Brisbane HiFi can assist with:

• Equipment weight distribution
• Component dimensions
• Shelf allocation
• Amplifier ventilation
• Power-supply placement
• Turntable positioning
• Cable routing
• Future expansion

Heavy amplifiers and transformers should be positioned with consideration for both individual shelf capacity and overall rack stability.

Turntable Integration

The upper shelf provides a convenient dedicated platform for a turntable, while the lower levels can house amplification and associated analogue electronics.

Brisbane HiFi can assist with:

• Rack levelling
• Turntable positioning
• Mechanical isolation
• Tonearm cable routing
• Speaker positioning
• Floor-vibration considerations

Modular Expansion

The S3-4 retains Solidsteel's modular architecture and is compatible with additional S3 shelf kits.

This allows the rack configuration to evolve as the system grows without necessarily replacing the complete furniture structure.

Why Choose Brisbane HiFi for Solidsteel Reference Racks?

Brisbane HiFi Showroom Display:
Visit the Brisbane HiFi showroom to inspect Solidsteel's substantial shelf construction, aluminium pillars, finishes, and modular architecture.

System Layout Guidance:
Our specialists can help plan equipment allocation, loading, ventilation, cable routing, shelf clearances, and future expansion.

Australian Support:
Brisbane HiFi supplies genuine Italian Solidsteel equipment racks throughout Queensland and Australia with specialist support and nationwide delivery.

What's Included in the Box?

• 1 × Solidsteel S3-4 four-shelf frame and 30 mm MDF board assembly
• 4 × Adjustable stainless-steel isolation spikes
• 4 × Solidsteel protective floor discs
• Assembly hardware
• Instruction manual

Consult with the Brisbane HiFi Audio Specialists

The Solidsteel S3-4 combines four 30 mm MDF shelves, 60 kg-per-shelf capacity, 245/225 mm differentiated shelf clearances, StratoCell-filled anodised-aluminium pillars, adjustable M8 stainless-steel spikes, and modular expansion capability in a substantial Italian reference-rack platform.

Contact Brisbane HiFi to discuss equipment loading, shelf configuration, turntable positioning, ventilation requirements, or future S3 system expansion.