ESB Audio - 3.165 6.5”/165 mm Mid-Woofer

The ESB 3.165 Mid-Woofer combines a treated paper cone, lightweight voice coil, and precision-engineered motor to deliver warm, dynamic mid-bass performance with low distortion. Designed for use in high-fidelity component systems, its wide frequency range and balanced tonal characteristics make it ideal as the primary mid-bass driver in 2-way or 3-way configurations.

Specifications / Features:
• Model: 3.165
• Type: 6.5″ (165 mm) Mid-Woofer – Component Driver
• Series: ESB 3000 Series
• Nominal Impedance: 4 Ω
• RMS Power Handling: 120 W
• Peak Power Handling: 240 W
• Frequency Response: 65 Hz – 9,000 Hz
• Sensitivity: 91.5 dB @ 2.83 V / 1 m

Construction / Design Highlights:
• Basket: ABS frame reinforced with fiberglass for rigidity and minimal airflow resistance
• Cone: Pressed paper cone with waterproof treatment for natural tonality and strength
• Surround: High-damping single-wave Perbunan® rubber for linear excursion and control
• Voice Coil: 25 mm aluminum former with double-layer copper winding and aluminum core
• Magnet System: Y-35 ferrite magnet with CNC-machined pole plate for even magnetic flux
• Spider: Balanced cotton suspension designed for stable linear motion
• Cooling System: Ventilated coil and pole design for improved thermal dissipation

Mechanical / Mounting Specifications:
• Nominal Diameter: 6.5″ (165 mm)
• Cutout Diameter: 5.7″ (145 mm)
• Mounting Depth: 2.5″ (64 mm)
• Overall Diameter: 6.5″ (165 mm)
• Weight: Approx. 2.2 lb (1.0 kg)