Which cable should I use for a power distributor?

For professional power distributors in event technology, use H07RN-F rubber cable with appropriate cross-section for the load. For 16A CEE distributors, 5×1.5 mm² (five-core: three phases, neutral, earth) is the minimum, though 5×2.5 mm² offers better safety margins and lower voltage drop. For 32A distributors, use 5×4.0 mm² or larger. Rubber-sheathed H07RN-F cable is oil-resistant, flexible and suitable for outdoor use, making it ideal for mobile event applications. Brands like Titanex offer enhanced durability for demanding touring environments.

What is the difference between 16A and 32A CEE connectors?

CEE 16A and 32A connectors differ in size, current capacity and typical applications. A 16A CEE connector (red, 400 V three-phase) handles up to 11 kW continuous load, suitable for most stage lighting rigs and small to medium PA systems. The 32A variant supports up to 22 kW, used for larger productions, multiple distributed loads or high-power equipment like large moving lights and amplifier racks. Physically, 32A connectors are larger with thicker pins, and they require correspondingly larger cable cross-sections (typically 5×4.0 mm² vs. 5×1.5 mm² for 16A). The two types are not interchangeable — a 16A plug will not fit a 32A socket.

When do I need a DMX terminator?

A DMX terminator is required on any DMX512 lighting control network longer than approximately 50 metres or with more than 20 fixtures in the daisy chain. The terminator — a 120-ohm resistor connected between DMX pins 2 and 3 (Data+ and Data–) — is installed at the last fixture in the chain. It absorbs signal reflections that would otherwise bounce back along the cable, causing data corruption, flickering or erratic fixture behaviour. Without proper termination, long cable runs or large fixture counts often result in unreliable operation, especially with fast-moving effects or strobing. Professional DMX terminators are available as XLR plug-in modules, or you can solder a 120-ohm resistor into a spare XLR connector.

What types of plug connections are used in event technology?

Professional event technology uses several standardised connector types. CEE connectors (IEC 60309) in 16A, 32A and 63A variants handle three-phase power distribution, with colour coding (blue for 230 V, red for 400 V) preventing mis-connection. Schuko (Schutzkontakt) plugs and sockets are standard for 230 V single-phase equipment. XLR connectors in 3-pin and 5-pin versions carry DMX lighting control and analogue audio signals. powerCON connectors (by Neutrik) provide a locking mains connection for powered loudspeakers and lighting fixtures, safer and more reliable than IEC C13/C14. Speakon connectors (also Neutrik) are the professional standard for speaker cables, offering secure locking and high current capacity. Each connector type is optimised for its specific application, ensuring safety and reliability in demanding production environments.

How do I calculate the load for a power distributor?

To calculate the load for a power distributor, sum the power consumption (in watts) of all connected equipment, then divide by the supply voltage to obtain current in amperes. For single-phase 230 V loads, use the formula: Current (A) = Power (W) ÷ 230. For three-phase 400 V loads, the calculation is: Current (A) = Power (W) ÷ (√3 × 400) ÷ efficiency factor. Always add a 20–30% safety margin to account for inrush currents, power factor and future expansion. Ensure loads are balanced across all three phases (L1, L2, L3) to prevent neutral overload. Check that the total current does not exceed the distributor's input rating (e.g. 16A for a CEE 16A input) and that individual outlet circuits remain within their rated capacity.

Which DMX cable should I buy for stage lighting?

For professional stage lighting, always use purpose-designed DMX512 cable with 110-ohm impedance and twisted-pair construction. Look for cables with robust shielding (foil plus braid, minimum 90% coverage) to prevent interference from nearby power cables. Brands like Sommer Cable, Cordial and Helukabel offer high-quality DMX cables with flexible, durable jackets suitable for touring. Choose 3-pin XLR for standard applications or 5-pin XLR for future compatibility and enhanced grounding. Avoid using standard microphone cables for DMX — they lack the correct impedance and shielding, leading to signal errors and unreliable operation. For permanent installations, specify UV-resistant or flame-retardant jackets as required by the environment.

What does IP44 protection mean for power distributors?

IP44 (Ingress Protection rating 44) indicates that a power distributor is protected against solid objects larger than 1 mm (e.g. wires, small tools) and against water splashes from any direction. The first digit (4) denotes protection against solid particles; the second digit (4) denotes protection against water. IP44 is the minimum standard for outdoor event equipment, ensuring safe operation in rain, damp conditions and dusty environments like festival sites or construction areas. However, IP44 does not mean the equipment is waterproof — it should not be submerged or exposed to high-pressure water jets. For harsher conditions, look for IP54 (dust-protected) or IP67 (dust-tight and waterproof) distributors.

How long can a DMX cable run be before signal quality degrades?

A properly terminated DMX512 cable run can reliably extend up to 300–400 metres before signal degradation becomes problematic, though the official DMX512 specification recommends a maximum of 250 metres. Beyond this distance, signal attenuation, capacitance and electromagnetic interference increase the risk of data errors, resulting in flickering, colour shifts or fixture dropouts. For longer runs, use a DMX splitter or booster to regenerate the signal — these devices receive the incoming DMX data, clean it up and retransmit it at full strength, effectively resetting the distance limit. Optical DMX systems extend this further, converting electrical signals to light and transmitting over fibre-optic cable for distances exceeding several kilometres with zero signal loss or interference.

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DAP FL09 - bal. XLR/M 3 p. > XLR/F 3 p. 6 m

DAP-Audio FL09 - DMX/AES-EBU XLR/M 3P to XLR/F 3P 6 m

This 110-ohm DMX cable is designed for the optimal transmission of AES/EBU digital signals. : Connector 1: XLR 3P • Connector 2: XLR 3P • Impedance: 110 Ω • Cable Length: 6 m...

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DAP FS03 - XLR/F 3 p. > XLR/M 3 p., 2 x 1,5mm2 10 m

DAP-Audio FS03 - XLR/F 3P to XLR/M 3P - 2x 1.5 mm² 10 m

DAP provides you with excellent speakercables in various types and . All cables are specially designed for tough “on-the-road" use and live-stage applications. DAP speakercables offer a...

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DAP-Audio XGA22 - XLR/F 3P to Jack/F Balanced

You don’t want to busy yourself with details? Things of minor importance like adapters? DAP developed a new series of high quality Audio adapters so that you don’t have to pay attention...

€8.25 *

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PSSO XLR cable 3pin 20m bk Neutrik

Reliable microphone cable High quality connection for microphones etc. • High conductivity • Slim and short construction • Built with NEUTRIK connector • Made in Germany...

€42.90 *

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DAP FS03 - XLR/F 3 p. > XLR/M 3 p., 2 x 1,5mm2 3 m

DAP-Audio FS03 - XLR/F 3P to XLR/M 3P - 2x 1.5 mm² 3 m

DAP provides you with excellent speakercables in various types and . All cables are specially designed for tough “on-the-road" use and live-stage applications. DAP speakercables offer a...

€18.90 *

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DAP-Audio XGA27 - XLR/M 3P to Jack/M mono

You don’t want to busy yourself with details? Things of minor importance like adapters? DAP developed a new series of high quality Audio adapters so that you don’t have to pay attention...

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Monacor MEC-20/SW XLR-Verlaengerungskabel

MONACOR MEC-20/SW XLR Cables

XLR Cables Line and microphone extension cables. 1 x XLR inline jack and 1 x XLR plug, balanced • Shielded low-noise OFC cable material, Ø 6.5 mm • Length: 6 m • : Intended...

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OMNITRONIC Adapter XLR(F)/Klinke(F) stereo

OMNITRONIC Adapter XLR(F)/Jack(F) stereo

Plug A: 1 x 3-pin XLR (F) • Plug B: 1 x 6.3 mm jack socket (stereo) • Weight: 0,04 kg •

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MONACOR NTA-35A Adapter, right-angle

Adapter, right-angle 6.3 mm stereo plug to 3.5 mm stereo jack. : Description: adapter • Type: 6.3 mm/3.5 mm connector • Quantity: 1 • Features: right-angle • Connection: 6.3 mm...

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DAP-Audio XGA24 - XLR/F 3P to Jack/M stereo

You don’t want to busy yourself with details? Things of minor importance like adapters? DAP developed a new series of high quality Audio adapters so that you don’t have to pay attention...

€7.65 *

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Monacor MEC-2000/SW XLR-Verlaengerungskabel

MONACOR MEC-2000/SW XLR Cables

XLR Cables Line and microphone extension cables. 1 x XLR inline jack and 1 x XLR plug, balanced • Shielded low-noise OFC cable material, Ø 6.5 mm • Length: 20 m • : Intended...

€46.07 *

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DAP FLA26 - XLR M. 3p. > Klinke stereo F.

DAP-Audio FLA26 - XLR 3P male to Jack stereo female

: Connector 1: XLR 3P • Connector 2: TRS 6.3 mm balanced • Pins: 3 • Length (mm): 90 mm • Height (mm): 20 mm • Width (mm): 20 mm • Diameter: 20 mm • Weight: 0.042...

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SOMMER CABLE DMX Kabel XLR 3pol 10m bl Hicon

SOMMER CABLE DMX cable XLR 3pin 10m bu Hicon

DMX cable by premium manufacturer Sommer CableThese premade cables are the perfect choice for the transmission of the 110 ohms AES/EBU DMX512 data format.Important note: the use of a standard...

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OMNITRONIC Adapter RCA(M)/XLR(F)

Plug A: 1 x RCA (M) • Plug B: 1 x 3-pin XLR (F) • Weight: 0,04 kg •

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Neutrik NA 3 MM Adapter XLR male auf XLR male

Neutrik NA 3 MM Adapter XLR male to XLR male

3 pole XLR male - 3 pole XLR male (gender conversion adapter) Features & Benefits Versatile, pre-wired and ready to use adapters to reliably interlock various connector systems...

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DAP-Audio FLA23 - XLR 3P female to Jack mono male

: Connector 1: TS 6.3 mm unbalanced • Connector 2: XLR 3P • Pins: 2 • Length (mm): 85 mm • Height (mm): 20 mm • Width (mm): 20 mm • Diameter: 20 mm • Weight:...

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DAP FSA02 - Speaker F. 4p. > Speaker F. 4p.

DAP-Audio FSA02 - Speaker 4P female to Speaker 4P female

: Rated Current (A): 30 A • Flashover Voltage: 250 V • Impedance: 0.1 Ω • Connector 1: Speaker Connector 4 pole • Connector 2: Speaker Connector 4 pole • Pins: 4...

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DAP-Audio XGA29 - XLR/M 5P to XLR/F 3P

You don’t want to busy yourself with details? Things of minor importance like adapters? DAP developed a new series of high quality Audio adapters so that you don’t have to pay attention...

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PSSO Speaker cable XLR 2x2.5 10m bk

High-quality speaker cable Suitable for all passive speaker-systems with XLR socket • 2.5 mm² thick cores for amplified signals without signal loss • Not to be used as microphone...

€41.90 *

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PSSO XLR cable 3pin 1m bk Neutrik

Reliable microphone cable High quality connection for microphones etc. • High conductivity • Slim and short construction • Helukabel • Built with NEUTRIK connector • Made...

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€19.90 *

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PSSO XLR cable 3pin 15m bk Neutrik

Reliable microphone cable High quality connection for microphones etc. • High conductivity • Slim and short construction • Built with NEUTRIK connector • Made in Germany...

€39.00 *

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Showtec UK zu Schuko Stecker Adapter 230V/240V

DAP-Audio Europlug to UK Plug Adapter 230 V / 240 V

: Rated Current (A): 13 A • Flashover Voltage: 250 V • Pins: 2 • Length (mm): 30 mm • Height (mm): 70 mm • Width (mm): 50 mm • Weight: 0.06 kg • IP Rating: IP20...

€7.35 *

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DAP FLA22 - XLR F. 3p. > Klinke stereo F.

DAP-Audio FLA22 - XLR 3P female to Jack stereo female

: Connector 1: XLR 3P • Connector 2: TRS 6.3 mm balanced • Pins: 3 • Length (mm): 95 mm • Height (mm): 20 mm • Width (mm): 20 mm • Diameter: 20 mm • Weight: 0.047...

€4.55 *

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DAP-Audio FL73 - IP65 XLR/M 3p. > XLR/F 3p. Neutrik 3 m XX HD

DAP-Audio FL73 - IP65 XLR/M 3P to XLR/F 3P Neutrik XX HD series 3 m

For the most professional user we offer the FL-73 series which is a high-end 100 % double shielded balanced mic/line/data cable from exceptional quality and the original “Heavy Duty”...

€37.50 *

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Facts

Professional Cables, Connectors and Power Distribution for Event Technology: Whether you're setting up a stage lighting rig, installing a sound system or building a complex event infrastructure — reliable cables, robust connectors and professional power distributors are the backbone of every successful production. At LTT, you'll find everything you need to connect, power and control your lighting installation: from DMX and XLR signal cables... Read more »

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