Quest - Qi18S

18" Installation Subwoofer

Brand: Quest
SKU: KHEGT2NC8I93857

Description

The Quest Qi18S subwoofer delivers deep, controlled bass and high-output performance for demanding music playback and sound reinforcement in fixed installations. Its high-power, ultra-long-excursion 18-inch driver provides exceptional low-frequency extension with clarity and authority. The robust, low-profile hardwood enclosure offers flexible installation with Speakon and Euroblock connectivity for broad system compatibility. Optimised for seamless integration with Qi Series loudspeakers and QXD amplifiers, the Qi18S features dedicated DSP presets and advanced control for consistent, high-performance audio across diverse applications.

Key Specifications:

Impedance: 8 Ω
Transducers: 18″ LF
Power: 1000W RMS

COLOURS BLACK (RAL9004)
MODELS Qi18S
FREQUENCY RESPONSE (-6 dB) 35Hz to 140Hz
SENSITIVITY – 1 W @ 1 m 98.5dB
MAXIMUM SPL @ 1 m 135dB
POWER HANDLING (RMS/PEAK) 1000W / 2000W
NOMINAL IMPEDANCE
TRANSDUCERS LF: 457mm (18″) Woofer
DISPERSION (H° x V°) Omnidirectional
CONNECTIONS
CONNECTIONS Euroblock/Phoenix Connector – 5.08mm Pitch (In/Thru)
RIGGING POINTS None
DIMENSIONS (H x W x D) 510 x 790 x 600mm (20 x 31.1 x 23.6″)
WEIGHT 46.7kg (103lb)
SHIPPING WEIGHT 48kg (105.9lb)
SHIPPING DIMENSIONS (H x W x D) 585 x 860 x 670 mm (23 x 33.9 x 26.4″)
CABINET MATERIAL & FINISH Marine Plywood with Polyurea Coating
GRILLE MATERIAL & FINISH Aluminium with Acoustic Fabric Cover
RECOMMENDED POWER AMPLIFIER Quest QX or QXD Amplifiers
ACCESSORIES (INCLUDED) Euroblock/Phoenix Connector, Cover Plate
ACCESSORIES (AVAILABLE SEPARATELY) None