What is a rack in event technology?

A rack in event technology is a standardised frame or enclosure designed to house multiple equipment modules in an organised, compact format. The international 19-inch standard defines a mounting width of 483 mm, with equipment height measured in rack units (U), where 1U equals 44.4 mm. Racks provide secure mounting for mixers, amplifiers, effects processors, lighting controllers and other professional equipment, using threaded rack rails and front-panel mounting screws. Professional racks are available as stationary studio cabinets, angled DJ racks for mobile performance, or protective flight cases with wheels and shock mounting for touring applications.

What does 19-inch rack mean?

The term "19-inch rack" refers to the international standard mounting width of 482.6 mm (19 inches) measured between the centres of the mounting holes on rack rails. This standard, defined in IEC 60297 and EIA-310-D, ensures global compatibility across professional audio, lighting, IT and broadcast equipment. Equipment modules designed for 19-inch racks feature front panels with mounting ears that align with the standardised hole spacing, allowing secure installation using M6 rack screws or 12-24 UNC screws and cage nuts. The 19-inch format has been the industry standard since the 1960s and remains universal in professional event technology.

What materials are professional racks made from?

Professional racks are constructed from cold-rolled steel (typically S-355 JR grade) with wall thicknesses of 1.5–2 mm for upright profiles and crossbars, providing high load capacity and durability. Studio racks often use powder-coated steel in signal blue (RAL 5005) and pure orange (RAL 2004) for corrosion resistance and visibility. Flight cases combine 7–9 mm plywood or ABS plastic shells with aluminium extrusions, offering impact protection and lightweight construction. For outdoor or high-humidity environments, hot-dip galvanised steel racks prevent rust and extend service life. Premium wooden studio racks use solid oak, walnut or sapele with veneer finishes for aesthetically pleasing installations.

How much weight can a rack hold?

Rack load capacity varies by construction quality and design. Bay load — the total weight supported between two uprights — typically ranges from 100 kg for lightweight studio racks to 300 kg or more for heavy-duty touring cases. Shelf load, the maximum weight per individual rack level, commonly ranges from 30 kg to 50 kg for standard configurations. High-capacity industrial racks can support bay loads up to 15,000 kg, though such ratings apply to pallet racking systems rather than 19-inch equipment racks. Always verify that your combined equipment weight does not exceed the specified bay load, and distribute heavy amplifiers and power supplies across multiple levels to avoid point-load stress on rack rails.

What is the difference between a DJ rack and a studio rack?

DJ racks feature angled front sections that position mixers and controllers at ergonomic operating angles, improving visibility and reducing strain during live performances. They typically include integrated laptop shelves, cable routing channels, transport wheels and protective flight case construction for mobile applications. Studio racks are stationary vertical cabinets designed for permanent installations in control rooms or equipment spaces, often using wooden construction with doors and offering greater equipment capacity (up to 42U height). Studio racks prioritise density and aesthetics, while DJ racks emphasise portability, quick setup and performance ergonomics. Both follow the 19-inch mounting standard, ensuring equipment compatibility across rack types.

How do I choose the right rack depth?

Rack depth must accommodate your deepest equipment module plus 50–100 mm clearance for cable routing and airflow. Measure equipment depth from the front mounting surface to the rearmost connector or cooling vent. Compact mixers and effects units typically require 300–400 mm depth, standard amplifiers and wireless systems need 450–500 mm, while deep amplifiers and servers require 550–600 mm or more. Insufficient depth forces cables to bend sharply or prevents rear panel access, while excessive depth increases case weight and shipping costs. For touring applications, choose the shallowest rack that provides adequate clearance — this minimises transport volume and reduces load-in effort.

What rack accessories do I need for professional installation?

Essential rack accessories include cage nuts and M6 rack screws for equipment mounting, blank panels (1U, 2U, 3U) to fill unused spaces and improve airflow, and rack-mount power distribution units (PDUs) with surge protection and individual outlet switches. Cable management accessories such as brush panels, cable routing rings and Velcro ties maintain organised installations and simplify troubleshooting. For equipment generating significant heat, install rack-mount fan units (typically 1U or 2U height) to force airflow through densely packed bays. Shelf units support non-rackmount equipment such as laptops or external drives, while drawer units provide secure storage for cables, adapters and small accessories within the rack itself.

How long does rack delivery take from LTT?

LTT ships racks and rack accessories from our logistics centre in Bocholt, Germany, with delivery times varying by destination and product availability. Standard delivery within Germany typically takes 2–4 business days, while international shipments to the UK, Ireland and other European countries require 4–7 business days depending on customs processing and carrier routing. Express delivery options are available for time-critical projects, reducing delivery times to 1–2 business days within Germany and 2–3 business days for most European destinations. Orders over €69 qualify for free standard shipping, while express services incur additional fees based on package weight and destination. Custom-configured racks or special-order items may require extended lead times — contact our sales team for specific delivery estimates on bespoke configurations.

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Racks

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ROADINGER Verstärkerrack PR-2ST, 4HE, 57cm tief

ROADINGER Amplifier Rack PR-2ST, 4U, 57cm deep

€175.00 *

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ROADINGER Verstärkerrack PR-1, 3HE, 47cm tief

ROADINGER Amplifier Rack PR-1, 3U, 47cm deep

€139.00 *

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Power Dynamics PD-F4U10 19" Rackgehäuse 4U inkl. 10U Mischgehäuse

Power Dynamics PD-F4U10 19" Rackcase 4U incl. 10U mixercase

€249.00 *

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ROADINGER Mixer-Case Profi LS-19 Laptopablage sw

ROADINGER Mixer Case Pro LS-19 Laptop Tray bk

€165.00 *

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ROADINGER Rackbolt Set (20x)

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ROADINGER Effektrack CO DD, 1HE, 24cm tief, schwarz

ROADINGER Effect Rack CO DD, 1U, 24cm deep, black

€109.00 *

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ROADINGER Verstärkerrack PR-1, 2HE, 47cm tief

ROADINGER Amplifier Rack PR-1, 2U, 47cm deep

€119.00 *

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ROADINGER Verstärkerrack PR-2, 6HE, 47cm tief

ROADINGER Amplifier Rack PR-2, 6U, 47cm deep

€185.00 *

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SHOWGEAR Combi Case 16U + 10U top

16+10U : Rack Units: 16 U • Rack Units (back): 16 U • Rack Units (top): 10 U • Flightcase Size: 19" • Height (mm): 930 mm • Width (mm): 535 mm • Depth (mm): 585...

€639.00 *

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DAP Metal Equipment Rack 36U (560 x 460 x 1750 mm), 37 kg

SHOWGEAR Metal Equipment Rack 36U

19-inch professional equipment rack • powder-coated metal body with ventilated side covers • mounting rails on front and back • 4 rubber feet and 4 castors included • M6...

€321.30 *

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DAP Metal Equipment Rack 28U (560 x 460 x 1365 mm), 31,5 kg

SHOWGEAR Metal Equipment Rack 28U

19-inch professional equipment rack • powder-coated metal body with ventilated side covers • mounting rails on front and back • 4 rubber feet and 4 castors included • M6...

€245.93 *

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ROADINGER Rack Profi 20HE 45cm mit Rollen

ROADINGER Rack Profi 20U 45cm with wheels

Rack case with castors, PRO version High-quality workmanship with birch multiplex 9 mm, black, laminated • Aluminum profile frames 30mm with rounded edges • 4 hinged, chromium plated case...

€599.00 *

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ROADINGER Rack Profi 10HE 45cm mit Rollen

ROADINGER Rack Profi 10U 45cm with wheels

Rack case with castors, PRO version Front and rear rack rails • High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • 2 removable covers (double-Door-Version)...

€487.98 *

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ROADINGER Rack Profi 12HE 45cm mit Rollen

ROADINGER Rack Profi 12U 45cm with wheels

Rack case with castors, PRO version High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • 2 removable covers (double-Door-Version) • Aluminum profile frames 30mm...

€499.00 *

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RELACART R-M1 Rack Mount Kit

1-unit rack mounting set Mounting set for the installation of one wireless receiver unit (1 x 24 cm/9.5") • (19") 48.3 cm rack installation 1 U • Package contents 3 x angle, 8 x...

€17.90 *

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ROADINGER Effect Rack Studio 4U

Studio effect rack for 483 mm units (19") One-sided rack rails • High-quality workmanship with plywood multi-layer glued 7 mm, black, laminated • Aluminum profile frames 22mm with...

€74.90 *

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DAP-Audio RCA-DD16TOP14 Combi Case 16+12U

SHOWGEAR Combi Case 16+14U top

: Rack Units: 16 U • Rack Units (top): 14 U • Flightcase Size: 19" • Height (mm): 950 mm • Width (mm): 555 mm • Depth (mm): 615 mm • Inner Height: 790 mm...

€565.71 *

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Cameo SB 6T RDM RACK MONTAGE KIT 1 SB 6T RDM Rackmount Kit 1

Cameo SB 6T RDM RACK MONTAGE KIT 1 - Rackmount Kit 1 for CLSB6TRDM

Rackmount Kit 1 for CLSB6TRDM 19” rack mounting set for Cameo SB 6T RDM, including screws • This set makes it possible to mount a Cameo CLSB 6T RDM on a 19” rack. : Product type:...

€31.22 *

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Cameo SB 6T RDM RACK MONTAGE KIT 2 - SB 6T RDM Rackmount Kit 2

SB 6T RDM Rackmount Kit 2 19" rack mounting set for two Cameo SB 6T RDMs incl. screws. • Two Cameo CLSB 6T RDMs can be mounted next to one another in a 19” rack with this set. :...

€31.22 *

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ROADINGER Rack Profi 4U 45cm

Rack case, PRO version High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • 2 removable covers (double-Door-Version) • Aluminum profile frames 20mm with rounded...

€429.00 *

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ROADINGER Rack Profi 2U 45cm

Rack case, PRO version High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • Aluminum profile frames 20mm with rounded edges • 4 hinged, chromium plated case handles...

€363.09 *

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ROADINGER Rack Profi 18HE 45cm mit Rollen

ROADINGER Rack Profi 18U 45cm with wheels

Rack case with castors, PRO version High-quality workmanship with birch multiplex 9 mm, black, laminated • Aluminum profile frames 30mm with rounded edges • 4 hinged, chromium plated case...

€599.00 *

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ROADINGER Steel Rack SR-19, 14U

Powder-coated steel rack, ideal for permanent installations Front and rear punched rack rails • Integrated support rail in the inner side walls for heavy devices such as amplifiers...

€189.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

RELACART R-M2 Rack Mount Kit

Rack mounting set, two units Mounting set for the installation of two wireless receiver units (2 x 24 cm/9.5") • (19") 48.3 cm rack installation 1 U • Package contents 4 x...

€17.90 *

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Delivery time: 3-5 days

ROADINGER Rack Profi 2U 25cm

Rack case, PRO version High-quality workmanship with birch multiplex 9 mm, black, laminated • Aluminum profile frames 30mm with rounded edges • Rugged carrying handle • 4...

€155.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

ROADINGER Rack Profi 3U 25cm

Rack case, PRO version High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • Aluminum profile frames 30mm with rounded edges • Rugged carrying handle • 4...

€179.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

ROADINGER Rack Profi 4U 25cm

Rack case, PRO version Front and rear rack rails • High-quality workmanship with birch multiplex 9 mm, dark brown, laminated • Aluminum profile frames 20mm with rounded edges • 2...

€209.00 *

incl. tax, free shipping to Germany
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Delivery time: 3-5 days

Delivery time: 3-5 days

DAP Metal Equipment Rack 12U (560 x 460 x 645 mm), 18 kg

SHOWGEAR Metal Equipment Rack 12U

19" Professional equipment rack • Powder-coated metal body with ventilated side covers • Mounting rails on front and back • 4 Rubber feet and 4 castors included • M6...

€189.00 *

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Availability:

Delivery time: 3-5 days

Delivery time: 3-5 days

DAP Metal Equipment Rack 20U (560 x 460 x 1000 mm), 26 kg

SHOWGEAR Metal Equipment Rack 20U

19-inch professional equipment rack • powder-coated metal body with ventilated side covers • mounting rails on front and back • 4 rubber feet and 4 castors included • M6...

€239.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

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DAP Metal Equipment Rack 24U (560 x 460 x 1180 mm), 29 kg

SHOWGEAR Metal Equipment Rack 24U

19-inch professional equipment rack • powder-coated metal body with ventilated side covers • mounting rails on front and back • 4 rubber feet and 4 castors included • M6...

€259.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

Bulky goods

SHOWGEAR Combi Case 4U + 10U top

These 19-inch rack cases from Showgear Audio are light and protect your equipment. The Showgear cases are a professional and affordable choice: with a small investment you protect your valuable...

€270.30 *

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Availability:

Delivery time: 3-5 days

Delivery time: 3-5 days

SHOWGEAR Compact Effect Case 4U

Case with less depth especially for effect gear • Front and rear rack-strips • The depth of this case is less than a normal amp case, this makes it very handy to mount and wire all your...

€129.00 *

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Delivery time: 3-5 days

Delivery time: 3-5 days

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Facts

Professional Racks – Your Specialist for Event Technology: Whether you need robust DJ racks for mobile setups, rack cases with wheels for touring applications, or 19-inch studio racks for fixed installations — LTT offers the complete range of professional equipment housing solutions. Our racks combine the 19-inch industry standard with practical features such as shock mounting, cable management and transport protection. From compact desktop... Read more »

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