- Net volume
- 60L
- Tuning
- 60Hz
B&C gives the volume and tuning; the port is sized for the driver when you open it.
12-inch LF driver · 12HPL series · 64 mm voice coil · 200 W
B&C 12HPL64 8Ω
8 Ω · 50–4000 Hz
- Fs
- 52Hz
- Xmax
- 4mm
- SPL
- 97dB
- Pe
- 200W
- BL
- 14.9T·m
- Vd
- 209cm³
- Qts
- 0.32
- Vas
- 85L
Published graphs
B&C 12HPL64 is a 12-inch 8 ohm LF driver rated at 200 W RMS. The validated T/S data includes Fs 52 Hz, Qts 0.32, Vas 85 L, Xmax 4 mm, sensitivity 97.4 dB, plus 209 cm³ Vd and 149 EBP. bits tracks UK, EU and US shop prices, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £118.27.
The published T/S values agree with each other
Thiele/Small
- Fs
- 52Hz
- Qts
- 0.32
- Qes
- 0.35
- Qms
- 3.3
- Vas
- 85L
- Re
- 6Ω
- Le
- 1.10mH
Motor and cone
- BL
- 14.9T·m
- Sd
- 522cm²
- Mms
- 42g
- Xmax
- 4mm
- Vd †
- 209cm³
- Voice coil
- 64mm
- Flux density
- 1.25T
Power and response
- Sensitivity †
- 97.4dB
- Manufacturer sensitivity
- 100dB
- Power
- 200W
- Nominal power
- 200W
- Impedance
- 8Ω
- Min. impedance
- 6.5Ω
- Range
- 50–4000Hz
- EBP †
- 149 · Leans vented
Size and mounting
- Diameter
- 315mm
- Cutout
- 282mm
- Bolt circle
- 296mm
- Depth
- 144mm
- Weight
- 2.1kg
Sensitivity shows 97.4 dB, calculated from the T/S values. B&C publishes 100.0 dB, 2.6 dB apart.
† Calculated by bits from the published values
What this validation status means
Everything else B&C lists
LF
- BL
- 14.9T·m
- Fs
- 52Hz
- Le
- 1.10mH
- Re
- 6Ω
- Sd
- 522cm²
- Mms
- 42g
- Qes
- 0.35
- Qms
- 3.3
- Qts
- 0.32
- SPL
- 97.4dB
- Vas
- 85L
- Xmax
- 4mm
- Power
- 200W
- Impedance
- 8Ω
- Flux density
- 1.25T
- Sensitivity
- 100dB
- Low limit
- 50Hz
- Nominal power
- 200W
- Calculated sensitivity †
- 97.4dB
- High limit
- 4000Hz
- Manufacturer sensitivity
- 100dB
- Min. impedance
- 6.5Ω
- Voice coil
- 64mm
- Weight
- 2.1kg
- Diameter
- 315mm
- Depth
- 144mm
- Cutout
- 282mm
- Bolt circle
- 296mm
- Bl
- 14.9 Tm
- Fs
- 52 Hz
- Le
- 1.1 mH
- Re
- 6 Ω
- Sd
- 522 cm² (80.9 in²)
- Ebp
- 149 Hz
- Mms
- 42 g
- Qes
- 0.35
- Qms
- 3.3
- Qts
- 0.32
- Vas
- 85 dm³ (3 ft³)
- Η0
- 3.3 %
- Cone
- RCK012HPL648
- Xmax
- 4 mm
- Xvar
- 4.5 mm
- Depth
- 144 mm (5.7 in)
- Spider
- Single
- Cone shape
- Exponential
- Net weight
- 2.15 kg (4.74 lb)
- Pole design
- Straight Pole
- Sensitivity
- 100 dB
- Flux density
- 1.25 T
- Shipping box
- 360x360x200 mm (14.17x14.17x7.87 in)
- Winding depth
- 13 mm (0.5 in)
- Shipping units
- 1 pcs
- Surround shape
- Triple Roll
- Former material
- Glass Fibre
- Frequency range
- 50 Hz - 4000 Hz
- Magnet material
- Neodymium Inside Slug
- Shipping weight
- 3.05 kg (6.72 lb)
- Nominal diameter
- 320 mm (12 in)
- Overall diameter
- 315 mm (12.4 in)
- Winding material
- Aluminium
- Minimum impedance
- 6.5 Ω
- Nominal impedance
- 8 Ω
- Magnetic gap depth
- 8 mm (0.31 in)
- Recommended tuning
- 60 Hz
- Voice coil diameter
- 64 mm (2.5 in)
- Bolt circle diameter
- 296 mm (11.6 in)
- Recommended enclosure
- 60 dm³ (2.12 ft³)
- Woofer cone treatment
- None
- Baffle cutout diameter
- 282 mm (11.1 in)
- Nominal power handling
- 200 W
- Continuous power handling
- 400 W
- Flange and gasket thickness
- 13 mm (0.5 in)
B&C’s suggested box
From B&C’s 12HPL64 page
Open this box in 00 Simulator
Modelling the box in 00 Simulator…
03
Compare
Same-size drivers, compared with the 12HPL64. Clear differences are green when better and red when worse.
This driver12HPL64
Best price
£118.27
Fs
52 Hz
Qts
0.32
Vas
85 L
BL
14.9 T·m
Xmax
4 mm
Sensitivity
97.4 dB
Power
200 W
Dayton AudioDC300-8
£67.50 · 43% less, betterFs23 Hz −56%, better
Qts0.33 +3%
Vas181.5 L +114%, worse
BL16.3 T·m +9%
Xmax4.3 mm +7%
Sensitivity89.7 dB −7.7, worse
LavoceWSF122.50
£75.52 · 36% less, betterFs49 Hz −6%
Qts0.33 +3%
Vas70.2 L −17%, better
BL17.2 T·m +15%, better
Xmax4.7 mm +18%, better
Sensitivity95.8 dB −1.6
B&C12CL64
£79.00 · 33% less, betterFs52 Hz –
Qts0.30 −6%
Vas64 L −25%, better
BL17.5 T·m +17%, better
Xmax4.5 mm +13%, better
Sensitivity96.5 dB −0.9
EminenceDELTA PRO
£119.47 · 1% moreFs51 Hz –
Qts0.35 +9%
Vas81.7 L −4%
BL15.3 T·m –
Xmax4.6 mm +15%, better
Sensitivity96.7 dB −0.7
£129.00 · 9% more, worse
Fs43 Hz −17%, better
Qts0.31 –
Vas107 L +26%, worse
BL16 T·m +7%
Xmax6 mm +50%, better
Sensitivity95.9 dB −1.5
FaitalPRO12PR300
£137.03 · 16% more, worseFs50 Hz −4%
Qts0.36 +12%, worse
Vas92.6 L +9%
BL14.1 T·m −5%
Xmax4.9 mm +23%, better
Sensitivity97 dB –
CelestionTN1230
£145.00 · 23% more, worseFs47 Hz −10%, better
Qts0.35 +9%
Vas64.3 L −24%, better
BL18.6 T·m +24%, better
Xmax3.8 mm −6%
Sensitivity94.5 dB −2.9, worse
REDCATT12NPM
£168.88 · 43% more, worseFs49 Hz −6%
Qts0.31 −3%
Vas63.6 L −25%, better
BL17.3 T·m +16%, better
Xmax4.0 mm –
Sensitivity95.7 dB −1.7
EminenceKAPPALITE 3012LF
£175.00 · 48% more, worseFs37 Hz −29%, better
Qts0.32 –
Vas106.7 L +25%, worse
BL16.7 T·m +12%, better
Xmax9.1 mm +127%, better
Sensitivity94 dB −3.4, worse
Eighteen Sound12NMB420
£187.96 · 59% more, worseFs53 Hz –
Qts0.28 −12%, better
Vas105 L +24%, worse
BL13.9 T·m −7%
Xmax4 mm –
Sensitivity99.2 dB +1.8
EminenceKAPPALITE 3012HO
£188.89 · 60% more, worseFs52 Hz –
Qts0.32 –
Vas81.1 L −5%
BL15.9 T·m +7%
Xmax6.2 mm +55%, better
Sensitivity97.4 dB –
Sica12 N 3 PL
£209.51 · 77% more, worseFs46 Hz −12%, better
Qts0.30 −6%
Vas87.9 L +3%
BL16 T·m +7%
Xmax5.5 mm +38%, better
Sensitivity96.4 dB −1
Eighteen Sound12NDA520
£230.40 · 95% more, worseFs50 Hz −4%
Qts0.27 −16%, better
Vas111 L +31%, worse
BL14.4 T·m −3%
Xmax4 mm –
Sensitivity99 dB +1.6
B&C12FHX76
£291.66 · 147% more, worseFs48 Hz −8%
Qts0.33 +3%
Vas88 L +4%
BL14.4 T·m −3%
Xmax4 mm –
Sensitivity96.3 dB −1.1
B&C12FCX76
£294.14 · 149% more, worseFs47 Hz −10%
Qts0.34 +6%
Vas82 L −4%
BL15.6 T·m +5%
Xmax5 mm +25%, better
Sensitivity95.9 dB −1.5
MonacorSP-12/200PA
No current priceFs45 Hz −13%, better
Qts0.33 +3%
Vas114 L +34%, worse
BL15.4 T·m +3%
Xmax4 mm –
Sensitivity96.8 dB −0.6
Sica12 L1 2.5 SL
No current priceFs48 Hz −9%
Qts0.36 +12%, worse
Vas81.8 L −4%
BL14.2 T·m −5%
Xmax3.7 mm −7%
Sensitivity95.7 dB −1.7
P.Audio12BM-300B-V3
No current priceFs55 Hz +6%
Qts0.34 +6%
Vas62.4 L −27%, better
BL17.1 T·m +14%, better
Xmax3.9 mm –
Sensitivity96.6 dB −0.8
P.Audio12BM-400B
No current priceFs55 Hz +6%
Qts0.34 +6%
Vas62.4 L −27%, better
BL17.1 T·m +14%, better
Xmax3.9 mm –
Sensitivity96.6 dB −0.8
Eighteen Sound12MB606
No current priceFs50 Hz −4%
Qts0.32 –
Vas84 L –
BL16 T·m +7%
Xmax6.5 mm +63%, better
Sensitivity96.9 dB −0.5
JensenBP12250-8
No current priceFs50 Hz −3%
Qts0.32 –
Vas73.5 L −14%, better
BL16.4 T·m +10%, better
Xmax3.1 mm −22%, worse
Sensitivity96.4 dB −1
MonacorSP-12A/302PA
No current priceFs50 Hz −4%
Qts0.34 +6%
Vas77 L −9%
BL17.0 T·m +14%, better
Xmax5 mm +25%, better
Sensitivity96.4 dB −1
Eighteen Sound12NTLX3500
No current priceFs39 Hz −25%, better
Qts0.33 +3%
Vas79.6 L −6%
BL17.1 T·m +15%, better
Xmax7.9 mm +98%, better
Sensitivity93.3 dB −4.1, worse
Oberton12CX1
No current priceFs58 Hz +11%, worse
Qts0.37 +16%, worse
Vas68.5 L −19%, better
BL13.9 T·m −6%
Xmax4.3 mm +6%
Sensitivity97.2 dB –
P.Audio12NT-76MB
No current priceFs55 Hz +6%
Qts0.36 +12%, worse
Vas71.6 L −16%, better
BL17.4 T·m +17%, better
Xmax4.5 mm +13%, better
Sensitivity97.1 dB –
P.Audio12BM-500B
No current priceFs52 Hz –
Qts0.35 +9%
Vas69.8 L −18%, better
BL16.6 T·m +11%, better
Xmax4.8 mm +20%, better
Sensitivity96.3 dB −1.1
MonacorSP-312CX
No current priceFs55 Hz +6%
Qts0.33 +3%
Vas64 L −25%, better
BL16.9 T·m +13%, better
Xmax3 mm −25%, worse
Sensitivity96.7 dB −0.7
EminenceFS12.30A8
No current priceFs55 Hz +6%
Qts0.36 +12%, worse
Vas61 L −28%, better
BL17 T·m +14%, better
Xmax4.3 mm +7%
Sensitivity96.3 dB −1.1
Sica12 C 2.5 CP
No current priceFs51 Hz –
Qts0.30 −6%
Vas84.5 L –
BL17.3 T·m +16%, better
Xmax5 mm +25%, better
Sensitivity97.5 dB –
CelestionTN1225
No current priceFs61 Hz +18%, worse
Qts0.31 −4%
Vas63.7 L −25%, better
BL15.8 T·m +6%
Xmax2.5 mm −38%, worse
Sensitivity98.4 dB +1
Tune the match
Choose the published values that matter to your design. Size stays matched to this driver.
Qts
Qes
VasL
Xmaxmm
BLTm
- Thomann4.0 out of 51 rating · Checked 13 Oct 2026Read reviews on Thomann
Each shop collects its own ratings. Bits shows them as published and doesn't verify them.
| Shop | Price | Against the lowest | Stock | Link |
|---|---|---|---|---|
Thomann | £133.00, the lowest price | In stock | Visit shop at Thomann | |
Blue Aran | £133.99 | 0.7% above the lowest price | 1 in stock | Visit shop at Blue Aran |
JP Leisure | £135.43 | 1.8% above the lowest price | In stock | Visit shop at JP Leisure |
JP Leisure Not currently listed · Last seen 7 Aug 2026 | £135.43 | 1.8% above the lowest price | In stock | Visit shop at JP Leisure |
Best price over time
Tracked since 1 Apr
Recent changes
- 9 OctThomann£135.00 → £133.00Down 1.5% from £135.00
- 22 AugThomann£134.00 → £135.00Up 0.7% from £134.00
- 14 AugThomann£135.00 → £134.00Down 0.7% from £135.00