Subwoofers
SR-218SP
Dual 18" High-Output Subwoofer
2400 W ProgramRated Power
103 dB SPLSensitivity
139 dBMax SPL
The SR-218SP is a dual 18" vented subwoofer system for applications requiring maximum LF output — outdoor festivals, large-venue installs, and touring reinforcement. Two 4" voice coil drivers in a carefully tuned enclosure tuned to 35 Hz.
Key Features
- ✓Dual 18" long-excursion woofers — 4" voice coils each, 8 Ω per driver
- ✓Vented enclosure, bass-reflex tuned 35 Hz for extended sub-bass
- ✓Parallel 4 Ω load — flyware system with 300 kg rated suspension
- ✓Inertia-lock castors and side-stack recesses for array configuration
- ✓Compatible with SR-215PA / SR-212PA for full-system installs
✓BIS Certified✓Est. 1992✓Made in India✓Direct from factory
Sold direct from Andhra Pradesh. Bulk & OEM pricing available.
Full specs ↓Technical Specifications
Full Spec Sheet
In Stock
| System Type | Dual 18" passive subwoofer |
|---|---|
| Woofers | 2× 18" (460 mm), 4" voice coil each |
| Frequency Response | 32 Hz – 150 Hz (±3 dB) |
| Sensitivity (1W/1m) | 103 dB SPL |
| Max SPL (Peak) | 139 dB |
| Power Handling — Program | 2400 W |
| Power Handling — Peak | 4800 W |
| Nominal Impedance | 4 Ω |
| Tuning Frequency | 35 Hz |
| Connectors | Dual Speakon NL4 |
| Cabinet | 21 mm birch-ply, polyurea coat |
| Dimensions (H×W×D) | 800 × 760 × 760 mm |
| Weight | 82 kg |
All specifications from our QC lab. Contact us for test reports and certification numbers.