QSC E218sw

The QSC E218sw is a dual 18-inch, non-powered subwoofer built for live sound reinforcement and large-format installed systems, pairing with E Series full-range loudspeakers for extended low-frequency output.

Two aluminum-frame 18-inch woofers with 4-inch voice coils deliver up to 6400W peak power capacity and 136dB maximum output, housed in an 11-ply plywood enclosure with ergonomic aluminum handles and an optional caster kit for transport.

Specifications

Technical Overview

Configuration: 2x 18 in, non-powered subwoofer
LF Drivers: 2x 457 mm (18 in) aluminum-frame woofers, 102 mm (4 in) voice coils, 800 W each
Frequency Range (-10dB): 32 Hz – 230 Hz
Sensitivity: 101 dB, 1W @ 1m
Maximum Output: 136 dB peak SPL @ 1m (with QSC processing)
Power Capacity: 1600 W continuous / 6400 W peak
Nominal Impedance: 4 Ω
Input Connectors: 2x NL4 (Speakon), 1x barrier strip
Enclosure: 11-ply plywood, black texture paint finish, perforated powder-coated steel grille
Dimensions (W x H x D): 616 x 1180 x 640 mm (24.3 x 46.8 x 25.2 in)
Net Weight: 76.4 kg (168 lb)
Optional Accessories: Padded transport cover (E218sw CVR), caster kit

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