MONACOR SP-17/4 Mid-woofer 30W 4 Ohm

The MONACOR SP-17/4 is a high-quality mid-woofer designed for professional audio applications. With a rated power of 30 W RMS and a 4 Ohm impedance, it delivers clear and powerful sound reproduction across a frequency range of 45 to 6000 Hz. The coated paper cone and steel basket ensure durability and optimal performance.

Advantages

This speaker offers excellent sensitivity (89 dB) and a robust construction, making it ideal for use in PA systems, musical instruments, and home audio projects. The 25 mm voice coil and 280 g magnet provide reliable performance and long-lasting operation.

Suitable for

• PA systems and public address installations
• Musical instrument amplifiers
• Home audio and DIY speaker projects
• Replacement for existing mid-woofers

Key specifications

• Speaker Type: Mid-Woofer / Midrange Speaker
• Rated Power (RMS): 30 W
• Music Power (Max): 60 W
• Impedance: 4 Ohm
• Frequency Range: 45 - 6000 Hz
• Resonant Frequency (fs): 45 Hz
• Sensitivity (1W/1m): 89 dB
• Voice Coil Diameter: 25 mm
• Magnet Weight: 280 g
• DC Resistance (Re): 3.6 Ohm
• Total Q (Qts): 0.46
• Equivalent Volume (Vas): 19 L
• Linear Excursion (Xmax): ±2.5 mm
• Outer Diameter: 170 mm
• Cutout Diameter: 145 mm
• Mounting Depth: 70 mm
• Cone Material: Coated Paper
• Basket Material: Steel

Recommendations

For best results, pair the SP-17/4 with a suitable enclosure and amplifier that matches its power and impedance specifications. Ensure proper mounting and acoustic treatment for optimal sound quality.