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B&C 12FW76 4 Ohm woofer specs & UK prices | bits

B&C 12FW76 4Ω

LF Driver

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Media

B&C 12FW76 12 inch 4 ohm loudspeaker driver view 1

B&C 12FW76 12 inch 4 ohm loudspeaker driver view 2

B&C 12FW76 12 inch 4 ohm loudspeaker driver view 3

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Overview

LF Driver12FW series

B&C 12FW76

B&C 12FW76 is a 12" 4 ohm LF driver rated at 500W RMS. The validated T/S data includes Fs 54Hz, Qts 0.18, Vas 48.5L, Xmax 7mm, sensitivity 98.6dB, plus 365cm³ Vd and 318 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.

Size

12"

Impedance

4Ω

RMS Power

500W

Sensitivity

98.6dB

EBP

318

Vented alignment

V_d

365cm³

Frequency response

Manufacturer-provided response plots and related charts.

2 images

B&C 12FW76 response graph 1

B&C 12FW76 response graph 2

T/S Parameters

Valid

Canonical

Fs54Hz

Qts0.18

Qes0.17

Qms4.2

Vas48.5L

Re3.1Ω

Le1.00mH

BL20.4Tm

Sd522cm²

Mms70g

Xmax7.0mm

SPL99dB

Power500W

Power Nominal500W

Impedance4Ω

Min Impedance4.2Ω

F Low55Hz

F High3000Hz

Voice Coil76mm

Flux Density1.35T

What this validation status means

Pricing & availability

Price definitions

No current price found

Pricing may appear after the next vendor refresh.

Use this driver

Open it in 00 Simulator, download it for your enclosure tool, or copy the specification values.

Files use canonical values. Required mechanical fields are derived only where the target format needs them.

Hornresp

.txt · Hornresp driver database

Driver file ready to place in Hornresp’s Drivers folder.

Download for Hornresp

WinISD

.wdr · WinISD driver editor

Native WinISD driver record with the required SI conversions.

Download for WinISD

BASTA!

.bastaelement · BASTA! loudspeaker simulator

Native BASTA! element file using its documented SI-unit fields.

Download for BASTA!

VituixCAD

.wdr · VituixCAD 2 Enclosure

A WinISD driver file that VituixCAD imports directly.

Download for VituixCAD

00 Simulator

Direct import · Web app

Start a new enclosure simulation with this driver already loaded.

Open in 00 Simulator

Copy spec sheet

Plain text · Clipboard

Copy the available values as a clean label-and-value list.

Dimensions & Physical

Weight8.6kg

Diameter315.0mm

Overall Depth147.0mm

Cutout Diameter283.0mm

Bolt Circle Diameter298.0mm

Additional Manufacturer Specs

Bl20.4 Tm

Fs54 Hz

Le1 mH

Re3.1 Ω

Sd522 cm² (80.91 in²)

Ebp318 Hz

Mms69.5 g

Qes0.17

Qms4.2

Qts0.18

Vas48.5 dm³ (1.71 ft³)

η04.15 %

ConeRCK12FW768

Xmax7 mm

Xvar8.5 mm

SpiderSingle

Cone ShapeExponential

Pole DesignT-Pole

Winding Depth19 mm (0.75 in)

Surround ShapeTriple Roll

Former MaterialGlass Fibre

Magnet MaterialFerrite

Nominal Diameter320 mm (12 in)

Winding MaterialCopper

Magnetic Gap Depth11 mm (0.43 in)

Recommended Tuning65 Hz

Bolt Circle Diameter298 mm (11.7 in)

Recommended Enclosure40 dm³ (1.41 ft³)

Woofer Cone TreatmentWP Waterproof Front Side

Baffle Cutout Diameter283 mm (11.1 in)

Flange And Gasket Thickness12 mm (0.47 in)

Air Volume Occupied By Driver3 dm³ (0.1 ft³)

Similar Drivers

Size stays fixed. Tune the T/S ranges to change what counts as a match, or add a specific driver to compare it directly.

B&C 12FW76 12 inch 4 ohm loudspeaker driver similar-driver reference

Reference

B&C

12FW76

12"

Compare on

Matches sit inside every range. Size stays fixed automatically.

Q_ts

Q_es

V_as

L

X_max

mm

BL

Tm

5 active T/S params, plus size.

12 matches

Compare a specific driver

Added drivers stay at the front of the list, whatever the ranges say.

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