Quad
ESL-989
Introduced 2000$8,000 MSRP
A taller evolution of the ESL-63 concept adding two extra bass panels for greater extension and output. The last Quad electrostatic developed before production moved under IAG.
MSRP
$8,000
Used market · Excellent
$3,800
-53% vs MSRP
as of Aug 15, 2026MSRP to used market
From $8,000 at launch to $3,800 today.
Specifications
- Type
- full-range electrostatic
- Drivers
- six electrostatic panels with delay-line concentric electrodes
- Weight
- 57 lbs
- Dimensions
- 53 x 27 x 12"
- Impedance
- 8 Ω
- Sensitivity
- 86 dB
- Power handling
- 150 W
- Frequency response
- 30 Hz - 20 kHz
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