QSC AD-C6T Ceiling Speaker (4-pack)

From £680.00 — request a quote

Key features

6.5" weather-resistant paper cone woofer with a 0.75" aluminium dome tweeter
70V/100V transformer taps (7.5W-60W on 70V, 15W-60W on 100V) plus 16-ohm bypass mode
65Hz-20kHz frequency response
135° conical dispersion (-6dB), with QSC's DMT waveguide design for consistent 150° conical coverage

4-pack of QSC ceiling speakers, 70V/100V taps, 135° dispersion, for corporate background audio.

Fast UK deliveryMost in-stock items ship within a few working days.

Survey & installationAvailable on request, we'll quote it alongside the product.

Staff trainingHands-on training available on projects that include it.

Ongoing supportMaintenance and care plans available, see Support & Maintenance.

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📄 Spec sheet (PDF)🔧 Installation guide (PDF)

SKU: EIS-AUD-QSC-AD-C6T-CEILING-SPEAKER Category: Ceiling & Pendant Speakers Tags: ceiling speaker, commercial audio, QSC AD-C6T Brand: QSC

Specifications

QSC AD-C6T Ceiling Speaker (4-pack) specifications
Brand	QSC
Model	AD-C6T in-ceiling loudspeaker, supplied as a 4-pack
Woofer	6.5 inch (165 mm) weather treated paper cone
Tweeter	0.75 inch (19 mm) aluminium dome
Frequency response	65 Hz to 20 kHz
Transformer taps	70 V: 7.5, 15, 30, 60 W. 100 V: 15, 30, 60 W. 16 ohm bypass
Sensitivity	88 dB at 1 W, 1 m
Coverage	135 degrees conical at minus 6 dB
Maximum SPL	106 dB continuous, 112 dB peak at 1 m
Dimensions	280 mm diameter x 237 mm
Cut-out	245 mm diameter
Weight	4.3 kg net
Ingress protection	IP34

Specifications are taken from the manufacturer's published datasheet and can change between hardware revisions. We confirm the exact model against your requirements before supplying it.

What you need to know

The speaker has 70 V and 100 V transformer taps and a 16 ohm bypass mode. The 100 V setting is not available on the highest (60 W, 70 V) tap.
QSC lists these included accessories: C-ring and tile rails, rail screws, Euroblock connector, cut-out template and grille.
The AD-C6T is made in black (AD-C6T-BK) and white (AD-C6T-WH). Confirm the finish when you request a quote.

Frequently asked questions

Can it run on a 70 V or 100 V line?

Yes. QSC lists transformer taps of 7.5, 15, 30 and 60 W at 70 V, and 15, 30 and 60 W at 100 V.

Can it be driven directly by a low impedance amplifier?

QSC lists a 16 ohm bypass mode for use without the transformer.

What size hole does it need?

The cut-out is 245 mm in diameter, and a cut-out template is included.

Description

Efficient IS supplies the QSC AD-C6T Ceiling Speaker to UK organisations, with delivery, survey and installation available on request.

A 4-pack of QSC AD-C6T in-ceiling loudspeakers offering premium sound quality and wide dispersion, commonly specified in corporate offices, restaurants and boutique hotel background audio systems.Specifications:

Brand: QSC
Product: AD-C6T in-ceiling loudspeaker, 4-pack
Drivers: 6.5″ weather-resistant paper cone woofer with a 0.75″ aluminium dome tweeter
Frequency response: 65Hz to 20kHz
Power: 70V/100V transformer taps (7.5W to 60W on 70V, 15W to 60W on 100V) plus a 16-ohm bypass mode
Dispersion: 135° conical (-6dB), with QSC’s DMT waveguide design delivering consistent 150° conical coverage
Suited to: Corporate offices, restaurants, boutique hotel background audio systems

Buying the QSC AD-C6T Ceiling Speaker from Efficient IS

We deliver across the UK and can survey the site, install and commission the equipment, train your staff and support it afterwards. Not sure it suits your room or project? Send us the details and we’ll tell you straight whether it’s the right fit.