HA221 3600W Dual 21-Inch Long-Excursion Subwoofer for Professional DJ, PA and Concert Sound Systems
Product Overview
The HA221 is a high-output dual 21-inch subwoofer designed for professional DJ systems, concerts, festivals, touring productions, nightclubs, rental companies, and large-scale PA applications.
Equipped with two 21-inch neodymium woofers with 153 mm voice coils, the HA221 delivers deep, powerful, and controlled low-frequency performance from 27 to 120 Hz. Its premium birch plywood enclosure and weather-resistant polyurea coating provide the durability required for demanding touring and fixed-installation environments.
Key Features
- Dual 21-inch long-excursion subwoofer design
- 2 × 21-inch neodymium woofers
- 153 mm voice coils
- 3600 W program / 7200 W peak power handling
- Maximum SPL up to 143 dB
- Frequency range from 27 to 120 Hz
- Premium birch plywood enclosure
- Weather-resistant polyurea coating
- Heavy-duty construction for touring applications
- Compatible with professional amplifier systems
Applications
- Concert sound systems
- Outdoor festivals
- Touring productions
- Nightclubs and live entertainment venues
- Professional rental sound systems
- Large-scale PA installations
Technical Specifications
| Item | Specification |
|---|---|
| Model | HA221 |
| Driver Configuration | 2 × 21-inch neodymium woofers |
| Voice Coil | 153 mm |
| Frequency Range | 27–120 Hz |
| Power Handling | 3600 W program / 7200 W peak |
| Impedance | 2 × 4 Ω |
| Sensitivity | 99 dB, 1 W / 1 m |
| Maximum SPL | 143 dB at 1 m |
| Connections | Driver 1: NL4 2±; Driver 2: NL4 1± |
| Dimensions | 606 × 1406 × 900 mm / 23.86 × 55.35 × 35.43 in |
| Castors | Dimensions specified without castors |
| Weight | 109 kg / 240 lb |
| Cabinet | Birch plywood with polyurea coating |
Why Choose the HA221?
The HA221 combines high output, extended low-frequency response, and rugged construction in a professional dual 21-inch enclosure. It is a reliable solution for sound engineers, rental companies, touring providers, and venues that require powerful and consistent bass performance.
