MartinLogan Helos 12 High Performance In-Ceiling Speakers - HELOS12WH

Abt Model: HELOS12WH | UPC: 877929007836
In Stock
Your Shipping Zip Code: 20149
Estimated Delivery Date: Jan 22nd*
Free Shipping Details
Need it installed? View installation options

Product Details

MartinLogan Helos 12 High Performance In-Ceiling Speakers - HELOS12WH (Sold As Each)

Helos high-performance in-ceiling speakers are ideal for use in multi-channel home theaters, in kitchens as 2-channel stereo speakers, and in hallways as single-channel distributed audio speakers. The Helos 12 and Helos 22 deliver legendary MartinLogan quality and performance in compact, high-resolution in-ceiling loudspeakers. Featuring aimable neodymium soft dome tweeters, high-rigidity aluminum cone woofers, and proprietary Vojtko crossover topology, Helos 12 and Helos 22 effortlessly provide extreme sonic accuracy.

Both Helos models feature an ultra-low profile, micro perforated grille with no visible bezel. As well, they are paintable for near invisible integration into any ceiling. A magnetic system secures grilles easily into place, reducing the risk of warping or damage during installation.

The Helos 12 delivers legendary MartinLogan quality and performance in a compact, high-resolution in-ceiling loudspeaker. Helos 12 effortlessly provides extreme sonic accuracy from its a 1-inch neodymium soft dome tweeter mounted in an aimable stem, a high-rigidity aluminum cone woofer, and proprietary Vojtko crossover topology.


  • Designed to Aim at the Listening Position
    Helos 12 features a high-resolution neodymium tweeter mounted on a pivoting tweeter stem that easily aims at the primary listening location. This design allows the audience to enjoy the highest levels of in-ceiling audio performance, while still providing rich, detailed sound throughout the entire room.
  • Installer Friendly
    A robust mounting-lock system allows quick, trouble-free installation. When not in use, the constant-control mounting locks are held securely within a self-contained housing. When moved into place during installation, they couple the speaker's chassis firmly to the ceiling. And if the speaker is ever removed, the locks retract and latch themselves back in their housings.

    Each Helos 12 speaker comes with a full-size installation template that features quick-reference instructions, and die-cut guides for marking the cutout hole.
  • Stealthy Grilles
    MartinLogan's new architectural speakers feature ultra-low profile, paintable micro perforated grilles with no visible bezel for an near invisible integration into any wall or ceiling. A magnetic system secures grilles easily into place, reducing the risk of warping or damage during installation.
  • Precision-Built,Advanced-Topology Vojtko™ Crossover
    Carefully hand-built using only the finest polyester capacitors and air-core coils, the crossover employ's MartinLogan's proprietary Vojtko topology for vanishingly low distortion and seamless driver integration. This precision-tuned network preserves even the most microscopic sonic nuances while handling the full dynamics of any source.
  • Multi Application Use
    Helos 12 is suitable for any application in average to small rooms. Ideal for use in a multi-channel home theater as a front, center, or surround speaker, in a kitchen as 2-channel stereo speaker, or in a hallway as a single-channel distributed audio speaker.


  • Frequency Response: 47–20,000 Hz ±3dB
  • Sensitivity: 89 dB/2.83 volts/meter
  • Nominal Impedance: 4 Ohms. Compatible with 4, 6, or 8 Ohm rated amplifiers.
  • Recommended Amplifier Power: 20‒200 watts per channel
  • Crossover Frequency: 2800 Hz
  • High Frequency Transducer: 1" (2.5 cm) neodymium soft-dome tweeter
  • Low Frequency Transducer: 6.5" (16.5 cm) cast basket, high rigidity aluminum cones with extended throw drive assembly, thermal protection

Approximate Dimensions:

  • Overall
    • Diameter: 9.6"
    • Depth: 4.62
  • Cut-Out: 8.35" diameter
  • Depth Required Behind Wall Surface: 4.4"
  • Projection From Wall Surface: .2"

Approximate Weight:

  • Unit: 4.5 lbs
  • Shipping: 6 lbs
California customers: Proposition 65 WARNING - learn more
Key Features
Sold As Each/ 20200 Watts Recommended Amplifier Range/ 2,800 Hz Crossover Frequency/ 89 dB Sensitivity/ Compatible With 4, 6 Or 8 Ohm Rated Amplifiers/ 1" Dome Tweeter/ 6.5" Cast Basket, High Regidity Aluminum Cones/ White Finish
More reasons to buy the MartinLogan HELOS12WH from Abt Electronics
  • is an authorized dealer (Learn More).
  • The MartinLogan HELOS12WH is Brand New.
  • The MartinLogan HELOS12WH Ships in a Factory Sealed Box.
  • Abt ships this product for free!
Frequency Response47-20,000 Hz
Impedance4 Ohms
Power20W - 200W
Speaker TypeIn Ceiling
Tweeter Size (inches)1
Woofer Size (inches)6.5
Height (inches)9.6
Width (inches)9.6
Depth (inches)4.6
sign up for our newsletter
Join Our Email List & Get $25 Off your next order of $250 or more.