RCF MB15N301 High-Efficiency Neodymium Mid-Bass Woofer - 15"

The RCF MB15N301 is a high-efficiency 15-inch neodymium mid-bass transducer, offering excellent linearity, high sensitivity, and impressive power handling. Its large neodymium magnet ensures high flux density, while the hyper-vented aluminum basket and advanced cooling system minimize power compression. Designed for precision, its M-roll surround and optimized spider structure deliver smooth, accurate sound reproduction.

Product Specifications:

Nominal Diameter: 15" (381 mm)

Impedance: 8Ω

Program Power: 1000W

Continuous Power Handling: 500W

Sensitivity: 99 dB

Frequency Range: 40 Hz – 3500 Hz

Effective Piston Diameter: 12.99" (330 mm)

Max. Excursion Before Damage: 1.57" (40 mm)

Minimum Impedance: 6.8Ω

Voice Coil & Magnet

Diameter: 3.0" (76 mm)

Winding Material: Aluminum

Length: 0.67" (17 mm)

Layers: 2 (inside/outside)

Top Plate Thickness: 0.39" (10 mm)

Magnet Type: Neodymium

Dual-Force Air Ventilation: Yes

Thiele-Small Parameters

Resonance Frequency (Fs): 48 Hz

DC Resistance (Re): 5.80Ω

Qms: 4.60

Qes: 0.39

Qts: 0.37

BL Factor: 19.20 T·m

Moving Mass (Mms): 90 g

Vas: 134 liters

Sd: 0.090 m²

Max Linear Excursion (Xmax): 6 mm

Voice Coil Inductance @ 1 kHz (Le1k): 0.90 mH

Mounting Information

Overall Diameter: 15.28" (388 mm)

Bolt Circle Diameter: 14.53 - 14.69" (369-373 mm)

Bolt Hole Diameter: 0.24" (6 mm)

Front Mount Cutout: 13.98" (355 mm)

Rear Mount Cutout: 14.09" (358 mm)

Volume Occupied by Driver: 0.12 ft³ (3 liters)

Size & Weight

Height: 6.5" (165 mm)

Weight: 8.16 lbs (3.7 kg)

Shipping Information

Package Dimensions (H x W x D): 8.23" x 17.09" x 17.28" (209 mm x 434 mm x 439 mm)

Package Weight: 10.36 lbs (4.7 kg)