Thin 100 watt speaker driver with threaded neck - CPI SD0303

The CPI SD0303 is a high-performance 100-watt siren speaker driver engineered for reliable audio output in emergency vehicles, ambulances, and law enforcement applications. This thin-profile driver features a threaded neck design, making it a critical component for integration into specialized through-the-bumper or under-bumper siren mounting systems. It serves as a direct replacement for legacy units such as the KS-100, ensuring your emergency signaling equipment remains functional and compliant.

Features & Specs

• Product: 100 Watt Siren Speaker Driver
• MPN/SKU: CPI SD0303
• Design: Thin-profile with threaded neck for easy installation
• Compatibility: Designed for use with Cast Products (CPI) siren systems
• Application: Ideal for ambulances, police cruisers, and utility emergency vehicles
• Durability: Built for high-vibration, exterior automotive environments