Extron SF 8CT SUB In-Ceiling Subwoofer — specification sheet
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Extron · SF 8CT SUB · Speakers

Extron SF 8CT SUB In-Ceiling Subwoofer

Extron SF 8CT SUB In-Ceiling Subwoofer

The Extron SF 8CT SUB is an 8 inch (203 mm) in-ceiling subwoofer designed for professional audio installations. It features a polypropylene cone with moisture-resistant coating and delivers up to 108 dB SPL. Procure.ae supplies this unit to businesses, schools, hospitals and government buyers across the UAE.

This in-ceiling subwoofer utilizes an 8 inch (203 mm) polypropylene driver with moisture-resistant coating to produce frequencies from 45 Hz to 300 Hz. It offers a maximum SPL of 108 dB full space and handles 100 W rms continuous pink noise power. The integrated 70/100 volt transformer provides taps at 64, 32, 16, and 8 watts for flexible system integration.

The unit features a plenum-rated enclosure with a fire-resistant baffle and steel back can, finished with a magnetically attached powder-coated grille. It includes loop-through capability via a 4-pole captive screw connector and operates within -40 to +50 °C temperatures. Procure.ae offers installation services for this equipment across the UAE.

Type
In-ceiling subwoofer
Weight
7.2 kg (15.8 lbs)

Key features

01
Driver Performance
The 8 inch (203 mm) polypropylene cone delivers a maximum SPL of 108 dB full space with 100 W rms capacity.
02
Transformer Options
An integrated transformer supports 70V and 100V lines with taps at 64, 32, 16, and 8 watts plus direct 8 ohm connection.
03
Installation Fit
The unit requires a 320 mm diameter cutout and measures 367 mm H x 324 mm dia for standard ceiling grid mounting.
04
Safety Compliance
It carries UL 1480A, UL 2043 and RoHS certifications suitable for plenum-rated architectural environments.
05
Signal Input
Loop-through is available through a 5 mm captive screw connector with full range power limiter protection.

Specifications

General
ModelSF 8CT SUB
TypeIn-ceiling subwoofer
Audio
Coverage Pattern180 degree conical coverage
Crossover Frequency120 Hz, 6 dB/octave rolloff (switch-selectable)
Frequency Response45 Hz to 300 Hz, -10 dB half space (per IEC 60268-5)
Impedance8 ohms nominal
Max SPL108 dB full space; 119 dB linear full space at 1 m
Sensitivity90 dB SPL, 1 W/1 m corner loading
Speaker Size8 inch (203 mm) polypropylene cone driver
Connectivity
Connectivity5 mm captive screw connector, 4-pole input with loop-through
Power
Power Capacity (W)100 W rms continuous pink noise; 200 W rms program
Physical
Dimensions367 mm H x 324 mm diameter (14.46" H x 12.74" dia)
MountingCeiling-mountable with included hardware
Operating Humidity10% to 90%, noncondensing
Operating Temperature0 to +50 °C (32 to +122 °F)
Weight7.2 kg (15.8 lbs)
Compliance
CertificationsCE, RoHS, UL 1480A, UL 2043, WEEE
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This sheet is compiled from the product data held on procure.ae. For fully accurate and up-to-date figures, always refer to the manufacturer’s own specification sheet or datasheet for this model.

Specifications are provided by the manufacturer and may change without notice.

Pricing is quote-based. Contact Procure for current pricing and availability.

Delivery across the UAE and beyond, installation on request and manufacturer-backed warranty.

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