Speakers Ceiling SKY-8T-SUB
8'' ceiling subwoofer speaker with 100 V line transformer
View specificationsConsistent low-frequency reinforcement for 100 V PA installations
The SKY-8T-SUB is a 8'' in-ceiling subwoofer with a 100 V line transformer, designed to enhance low-frequency performance in professional sound and public address systems. It features an 8'' polypropylene diaphragm and an LC low-pass filter, with a frequency response of 50–200 Hz (-10 dB). Its low-profile aluminium grille in white RAL 9003 enables discreet ceiling integration while maintaining stable performance in continuous operation.
Advantages for fast, reliable installation
Engineered for professional installers, it combines safety, durability and installation efficiency:
- Frameless grille made of oxidation-resistant aluminium, removable and twist-lockable; removable logo and paintable finish.
- Quick-connect terminals with high conductivity, for cable cross-sections from 0.4 to 4 mm².
- Anti-drop system and safety cable hook to support installation.
- Stable mounting via screw clamp fixing supports.
- IP44 protection against dust and water, with UV-resistant materials.
Why choose this product (SKY-8T-SUB)?
It delivers consistent bass reinforcement with flexible constant-voltage line settings:
- Power: 60 W RMS and 80 W max.
- Line power taps: 60/40/20 W @ 100 V and 30/20/10 W @ 70 V.
- Acoustic performance: 88 dB (1 W/1 m) and up to 105 dB continuous / 108 dB peak.
- 170° coverage and in-ceiling design with 273 mm Ø cut-out and 118 mm mounting depth.
Supplied with an installation template and a mechanical assembly designed for repeatable professional installations.
| FEATURES: | Ceiling subwoofer speaker with 100 V line transformer. Excellent bass response. Frameless, low-profile grille made of oxidation-resistant aluminum. Removable, lockable by rotation. The logo can be removed and painted. Quick connection terminals with high conductivity. Anti-drop system to aid installation. Safety cable hook. Stable ceiling mounting brackets with worm-screw system. Protection against dust and water. |
| POWER: | 60 W RMS 80 W MAX. |
| SPEAKER: | 8'' polypropylene diaphragm |
| RESPONSE: | 50-200 Hz @ -10 dB 60-145 Hz @ -3 dB |
| IMPEDANCE: | 60 W RMS@100 V (166 Ω) 40 W RMS@100 V (250 Ω) 30 W RMS@70 V (166 Ω) 20 W RMS@100 V/70 V (500 Ω/250 Ω) 10 W RMS@70 V (500 Ω) |
| SENSITIVITY: | 88 dB @ 1 W/1 m (100 Hz) |
| SOUND PRESSURE: | 105 dB @ max. W/1m Continuous 108 dB @ max. W/1m Peak |
| COVERAGE ANGLE: | 170º |
| CROOSOVER NETWORK: | LC low-pass filter |
| PROTECTIONS: | IP-44 in compliance with IEC 60529 EN ISO 9227:2006 Neutral Salt Spray Test |
| MATERIAL: | ABS (UV resistant) Liquid paint aluminium grille |
| CONNECTORS: | Highly conductive quick-connect terminals For 0.4 ~ 4 mm² cross section cable |
| OPERATION TEMPERATURE: | -20ºC ~ 70°C (48 h) |
| STORAGE TEMPERATURE: | 10ºC ~ 40°C |
| MAXIMUM HUMIDITY: | 95% |
| COLOUR: | White (RAL 9003) |
| DIMENSIONS: | Total loudspeaker: 306 mm Ø x 125 mm height Grille section: 7 mm Recessed height: 118 mm Installation hole: 273 mm Ø Maximum ceiling thickness: 30 mm |
| WEIGHT: | 3.06 kg |
| ACCESSORIES: | Installation template |
Do you need technical assistance?
Contact us and we will reply as soon as possibleDo you need assistance?
We believe that simple solutions are the best approach to complex problems and that each project requires its own plan. If you need assistance, fill in the form below and we will contact you.

SHARE IT BY