---
url: https://www.eventtechnik3000.ch/SU218TL-Transmission-Line-Subwoofer_1
type: product
sku: ST11043690
price: auf Anfrage
availability: Auf Nachbestellung lieferbar
updated: 2026-05-20T06:36:39+02:00
---

# SU218TL Transmission Line Subwoofer

> Large-scale subwoofer, maximum SPLRear-loaded transmission line subwooferDown to 28Hz at -6dB and still 104dB/1W/1m efficiencyReal 3000 W RMS power capacityPremium 18" LF drivers with massive ±15 mm linear XmaxTriple-forced cooling system for low power compressionHeavy braced cabinet for vibration free dynamic responseFor application areas such as: Theater; sports centres/gyms; Clubs/dancing schoolCELTO ACOUSTIQUE driverBuilt with NEUTRIK connectorRubberized Polyurea coatingPackage contents1 x bass

**Preis:** Preis auf Anfrage  
**Verfügbarkeit:** Auf Nachbestellung lieferbar  
**Artikelnummer:** ST11043690  
**Marke:** CELTO ACOUSTIQUE  
**Kategorie:** Audio → Speakers | PA systems → Passive subwoofers

## Beschreibung

Large-scale subwoofer, maximum SPL

- Rear-loaded transmission line subwoofer
- Down to 28Hz at -6dB and still 104dB/1W/1m efficiency
- Real 3000 W RMS power capacity
- Premium 18" LF drivers with massive ±15 mm linear Xmax
- Triple-forced cooling system for low power compression
- Heavy braced cabinet for vibration free dynamic response
- For application areas such as: Theater; sports centres/gyms; Clubs/dancing school
- CELTO ACOUSTIQUE driver
- Built with NEUTRIK connector
- Rubberized Polyurea coating

Package contents

- 1 x bass

Power:Rated: 3000W AES
Program: 6000W
Peak: 12000W

Frequency range:26 - 900 Hz

Sensitivity:104 dB (1W/1m)

Max. SPL:145 dB

Dispersion angle:Omnidirectional

Impedance:4 ohms

Attachment system:Flange: 2x M20 thread

Connections:Input: speaker via 3 x speaker built-in socket (F)

Crossover frequency:Recommended
High-pass 28 Hz, 24db/oct
Low-pass 80-110 Hz

Speaker:2 x woofer 18" with ferrit magnet
Basket material: aluminum
Voice coil lows 4"

Type of speaker:Subwoofer

Type of construction:Transmission line

Use of brands:CELTO ACOUSTIQUE driver
Built with NEUTRIK connector

Material:Baltic birch plywood, 18 mm, CNC made with tongue and grove assembly

Color:Black, rubberized Polyurea coating, painted

Dimensions:Width: 1,246 m
Depth: 72,8 cm
Height: 58,0 cm

Weight:111,00 kg

## Bilder
- https://www.eventtechnik3000.ch/media/image/product/183916/lg/su218tl-transmission-line-subwoofer.jpg
- https://www.eventtechnik3000.ch/media/image/product/183916/lg/su218tl-transmission-line-subwoofer~2.jpg
- https://www.eventtechnik3000.ch/media/image/product/183916/lg/su218tl-transmission-line-subwoofer~3.jpg
- https://www.eventtechnik3000.ch/media/image/product/183916/lg/su218tl-transmission-line-subwoofer~4.jpg
- https://www.eventtechnik3000.ch/media/image/product/183916/lg/su218tl-transmission-line-subwoofer~5.jpg

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