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QSC SB-118F: 18-Inch Flyable Cinema Subwoofer

Model SB-118F

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Availability: In Stock
  • Authorized QSC Reseller
  • Manufacturer Warranty
  • Pan-India Delivery
  • Expert Project Support
  • 18-inch 800 W driver, 4-inch voice coil
  • 37-230 Hz (-6 dB), 32-230 Hz (-10 dB)
  • 98 dB sensitivity, 133 dB peak with QSC processing
  • Eight M10 fly points; 15 mm plywood; 43 kg
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Product Overview

Overview

The QSC SB-118F is a single 18-inch flyable cinema subwoofer built for overhead suspension next to wall-mounted surround speakers. Eight built-in M10 fly points and 15 mm tour-grade plywood keep weight to 43 kg, while a custom 800 W 18-inch driver with a 4-inch voice coil gives 98 dB sensitivity and a 37 to 230 Hz (-6 dB) response into 4 ohms. Q-SYS marks its specifications as preliminary.

Corporate AV quotes, supplies and installs cinema sound systems across India. Request a quote for the SB-118F and we confirm the supply route, lead time and support terms with you in writing.

Key features

  • 18-inch 800 W driver, 4-inch voice coil
  • 37-230 Hz (-6 dB), 32-230 Hz (-10 dB)
  • 98 dB sensitivity, 133 dB peak with QSC processing
  • Eight M10 fly points; 15 mm plywood; 43 kg
  • 4 ohm; 2 x NL4 plus barrier strip

Typical applications

  • Bass management for cinema surround channels
  • Ceiling-hung subs next to surround speakers
  • Rooms without floor space
Why choose the SB-118F
it is a flyable 18-inch cinema subwoofer from QSC, a ceiling-hangable 18-inch sub for surround bass management.
Product Highlights

Key Benefits

18-inch 800 W driver, 4-inch voice coil

37-230 Hz (-6 dB), 32-230 Hz (-10 dB)

98 dB sensitivity, 133 dB peak with QSC processing

Eight M10 fly points; 15 mm plywood; 43 kg

4 ohm; 2 x NL4 plus barrier strip

Use Cases

Ideal Applications

Bass management for cinema surround channels

Ceiling-hung subs next to surround speakers

Rooms without floor space

Technical Details

Technical Specifications

Acoustics
Configuration Single 18-inch subwoofer
Frequency response 37-230 Hz (-6 dB); 32-230 Hz (-10 dB)
Power capacity 800 W continuous / 3,200 W peak
Sensitivity 98 dB (1 W, 1 m)
Output 133 dB peak at 1 m (with QSC processing)
Impedance 4 ohms
Build
Driver 457 mm (18-inch) with 101 mm (4-inch) voice coil
Enclosure 15 mm plywood, black texture finish; side hand holds
Mounting Eight M10 threaded points
Inputs 2 x NL4; 1 x barrier strip
Net weight 43 kg
Status Q-SYS preliminary specifications
Why CorporateAV?

Sourced right. Installed right.

Genuine Manufacturer Stock
Every unit sourced through authorized distribution, backed by manufacturer warranty.
Expert AV Integration
Paired correctly with compatible systems and your room's existing AV infrastructure.
Pan-India Delivery & Support
On-site installation and ongoing technical support wherever your project is based.
More Details

Additional Information

Why Buy The SB-118F From Corporate AV?
  • Genuine QSC stock with manufacturer warranty support
  • Custom pricing for bulk and multi-room / multi-site rollouts
  • Local after-sales support — a real team you can call or WhatsApp, not a call centre
  • Expert guidance on product selection and deployment planning
  • Professional installation across Bangalore, Hyderabad, Mumbai, Delhi NCR, and the wider India region
Distribution

Corporate AV supplies and installs QSC products across Bangalore, Hyderabad, Mumbai, Delhi NCR, Chennai, Pune, Kolkata, Ahmedabad, and the wider India region.

Frequently Asked Questions

What is the QSC SB-118F?
The QSC SB-118F is a single 18-inch flyable cinema subwoofer built for overhead suspension next to wall-mounted surround speakers. Eight built-in M10 fly points and 15 mm tour-grade plywood keep weight to 43 kg, while a custom 800 W 18-inch driver with a 4-inch voice coil gives 98 dB sensitivity and a 37 to 230 Hz (-6 dB) response into 4 ohms. Q-SYS marks its specifications as preliminary.
What is the SB-118F used for?
QSC designs it for low-frequency enhancement of the cinema surround channels using bass management, hung from the ceiling close to wall-mounted surrounds.
How is it suspended?
Through eight built-in M10 mounting points; the grille is foam-lined perforated steel and there are side hand holds.
What are the power ratings?
For the SB-118F: 800 W continuous and 3,200 W peak into 4 ohms.
Are the specifications final?
Q-SYS labels the specification table preliminary, so confirm the final figures in the data sheet before ordering.
What are the dimensions?
For the SB-118F: About 590 x 616 x 615 mm as listed by Q-SYS, and 43 kg net.
Can Corporate AV supply and install the QSC SB-118F in India, and how do I get a quote?
Corporate AV quotes and installs cinema sound systems across India, with a site survey and commissioning. Because QSC has moved its Digital Cinema Series to another owner, we confirm the supply route and support terms for this model when you request a quote. Use the Request a Quote button or message us on WhatsApp.