HPI18LP

High-Performance 18″ Subwoofer

The Quest HPI18LP offers one of the market’s most compact and efficient 18-inch bandpass subwoofer solutions. Despite its low-profile design, it delivers impressive mid to high SPL capability for discreet sub-bass reinforcement. Suitable for standalone operation or integration into larger subwoofer arrays, it provides consistent performance across varied configurations while maintaining a refined and unobtrusive aesthetic.

Key Specifications:

  • Impedance: 8 Ω
  • Transducer: 18″ LF
  • Power: 1000W RMS

SPECIFICATIONS

COLOURS
BLACK
MODELS
HPI18LP
FREQUENCY RESPONSE (-6 dB)
45 Hz to 160 Hz
SENSITIVITY - 1 W @ 1 m
96 dB
MAXIMUM SPL @ 1 m
129 dB
POWER HANDLING (RMS/PEAK)
800 W / 1200 W
NOMINAL IMPEDANCE
8 Ω
TRANSDUCERS
LF: 457 mm (18") Woofer
DISPERSION (H° x V°)
Omnidirectional
CONNECTIONS
2 x speakON Connector (In/Thru)
RIGGING POINTS
None
DIMENSIONS (H x W x D)
900 x 520 x 474 mm (35.4" x 20.5" by 18.6")
WEIGHT
40 kg (33.3 lb)
SHIPPING WEIGHT
40 kg (33.3 lb)
SHIPPING DIMENSIONS (H x W x D)
1030 x 630 x 590 mm (40.5" x 24.8" x 23.2")
CABINET MATERIAL & FINISH
Plywood Cabinet with Polyurea Coating
GRILLE MATERIAL & FINISH
N/A
RECOMMENDED POWER AMPLIFIER
Quest QX Amplifiers
ACCESSORIES (INCLUDED)
None
ACCESSORIES (AVAILABLE SEPARATELY)
None

HPI SERIES

HPI5

High-Performance 5″ Loudspeaker

Learn More

HPI25

High-Performance Dual 5″ Loudspeaker

Learn More

HPI8

High-Performance 8″ Loudspeaker

Learn More

HPI8i

High-Performance 8″ Loudspeaker

Learn More

HPI110

High-Performance 10″ Loudspeaker

Learn More

HPI111

High-Performance 10″ Loudspeaker

Learn More

HPI12S

High-Performance 12″ Subwoofer

Learn More

HPI212S

High-Performance Dual 12″ Subwoofer

Learn More

HPI18BP

High-Performance 18″ Subwoofer

Learn More

HPI18LP

High-Performance 18″ Subwoofer

Learn More