Speaker - Jensen® MOD®, 12", MOD12-70, 70W

Speaker - Jensen® MOD®, 12", MOD12-70, 70W image 1
Pictured: 16 Ω
Pictured: 16 Ω
Pictured: 4 Ω
Pictured: 4 Ω
Speaker - Jensen® MOD®, 12", MOD12-70, 70W image 4
Pictured: 8 Ω
Pictured: 8 Ω
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Speaker - Jensen® MOD®, 12", MOD12-70, 70W image 1Pictured: 16 ΩPictured: 4 ΩSpeaker - Jensen® MOD®, 12", MOD12-70, 70W image 4Pictured: 8 Ω
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Speaker - Jensen® MOD®, 12", MOD12-70, 70W

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The Mod 12-70 is a 12" ferrite speaker with 70 watts of power. The MOD12-70 is loud, dynamic, and well defined. It has a defined warm crunch response to overdrive distortion.

Guitarist Description: Loud, dynamic, and well defined. Has a defined warm crunch response to overdrive distortion

Bassist Description: Straightforward, bottom-heavy punch

  • Lows: Tight
  • Mids: Subdued
  • Highs: Bright
  • Overdrive: Edgy

For more information about our Jensen® speakers, see our tech corner article on Jensen Speakers.

RoHS Compliant
Item ID:
JensenJensen Mods
Part Numbers
ImpedanceOur Part NumberUPC/EAN
16 ΩP-A-MOD12-70-168034028640483
4 ΩP-A-MOD12-70-48034028641749
8 ΩP-A-MOD12-70-88034028640476
Product Measurements
Basket MaterialPressed Sheet Steel
Cone MaterialPaper
Depth4.5669 in.
Diameter12 in.
Diaphragm Area (SD)490.90 cm2
Dust Dome MaterialNon-treated Cloth
Equivalent Acoustic Volume (VAS)4 Ω version51.70 liters
8 Ω version48.10 liters
16 Ω version42.40 liters
Flux Density1.16 T
Force Factor (BxL)4 Ω version7.23 Wb/m
8 Ω version8.28 Wb/m
16 Ω version12.56 Wb/m
Inner Diameter10.9055 in.
Linear Displacement, maximum (XMAX)1.50 mm
Losses Electrical Resistance (RES)4 Ω version51.00 Ω
8 Ω version67.70 Ω
16 Ω version80.00 Ω
Magnet Assembly Depth1.0629 in.
Magnet Assembly Diameter4.7637 in.
Magnet TypeFerrite
Mechanical Compliance (CMS)4 Ω version151.00 µm/N
8 Ω version141.00 µm/N
16 Ω version125.00 µm/N
Mechanical Moving Mass (MMS)4 Ω version30.60 g
8 Ω version29.60 g
16 Ω version30.30 g
Mechanical Q Factor (QMS)4 Ω version14.63
8 Ω version13.77
16 Ω version7.84
Mounting Hole Bolt Circle Diameter11.5551 in.
Mounting Hole Diameter0.2559 in.
Musical Power140.00 W
Nominal Overall Diameter306.00 mm
Nominal Voice Coil Diameter38.00 mm
Outer Diameter12.0275 in.
Rated Power70.00 W
Reference Efficiency (nO)4 Ω version2.10 %
8 Ω version2.09 %
16 Ω version1.88 %
Resonance Frequency (ƒS)4 Ω version74.00 Hz
8 Ω version78.00 Hz
16 Ω version83.00 Hz
Sensitivity @ 1W, 1m4 Ω version96.00 dB
8 Ω version97.50 dB
16 Ω version96.00 dB
Surround MaterialIntegrated Paper
Total Q Factor (QTS)4 Ω version0.90
8 Ω version0.89
16 Ω version1.04
Voice Coil DC Resistance (Re)4 Ω version3.53 Ω
8 Ω version5.00 Ω
16 Ω version12.00 Ω
Voice Coil Diameter1.5 in.
Voice Coil FormerEpotex
Voice Coil Inductance @ 1 kHZ (LE)4 Ω version0.43 mH
8 Ω version0.58 mH
16 Ω version1.00 mH
Voice Coil Winding TypeCopper
Packaging Information
Packaging Dimensions13.3858 in. × 13.3858 in. × 6.6929 in.
Weight (Packaging)6.2 lbs.

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Specifications, Files, and Documents

Sound Samples:

PDF: Specification Sheet Specification Sheet151.7 KB
PNG: Terminal Dimensions Terminal Dimensions21.21 KB

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