ATC Loudspeakers C1 Sub MK2

^# 93

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$3,499.00 Price Tier: High-end

1 Critic Review

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Page last updated Jan 16, 2026

Pricing and availability

We compare 600+ stores and found this item at 3 stores. Prices updated January 14, 2026.

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Sound Approach

$3,499.00

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The Music Room

$3,499.00

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The Source AV

$3,499.00

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Average Price: $3,499

High-end/Boutique

$599

$1500+

Price Tier

In the Studio Subwoofers category, ATC Loudspeakers C1 Sub MK2 is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

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Standard

High-end

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Description

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Elevate your studio or home theater experience with the ATC Loudspeakers C1 Sub MK2, a subwoofer crafted for exceptional sound depth and clarity. This compact yet mighty 12" subwoofer is engineered to seamlessly integrate into any audio setup, offering a rich, impactful bass that enhances both music and cinematic experiences. Whether paired with ATC's renowned loudspeakers or center channel speakers, the C1 Sub MK2 ensures a balanced and immersive audio environment.

The heart of the C1 Sub MK2 is its handmade 12"/314mm driver, known for its massive motor assembly and ribbon voice coil, delivering precise and powerful sound performance. Powered by a 200W class A/B amplifier, it assures reliable and consistent output, allowing every note to resonate with accuracy. With its comprehensive user controls, including gain, low pass frequency, polarity, and phase adjustments, you can customize the subwoofer's performance to suit your unique acoustic preferences.

This subwoofer is not just about power; it’s about precision. Designed with both high-level and line-level inputs, it offers versatile connectivity options, ensuring compatibility with a wide range of audio equipment. Whether you're a professional looking to fine-tune your studio setup or an audiophile seeking the ultimate listening experience, the ATC C1 Sub MK2 delivers a sound profile that is both profound and pristine.

Key Features:

Handmade 12"/314mm driver with massive motor assembly and ribbon voice coil
200W class A/B amplifier for reliable and consistent sound output
High-level and line-level inputs for versatile connectivity
Comprehensive user controls: gain, low pass frequency, polarity, and phase adjustments
Ideal for both music and cinema applications
Designed to integrate seamlessly with ATC loudspeakers and center channel speakers

Owner's manual

ATC Loudspeakers C1 Sub MK2 User Manual

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ATC SCM40 loudspeakers with C1Sub Mk2, Pass Labs

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Reviews

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Critic Reviews

ATC SCM19a and ATC C1 Sub Mk2 Review « 7Review

7review.com

ATC's C1 Sub MK2 and SCM19A combo is a winning duo for audiophiles seeking a blend of precision and musicality. The SCM19A speakers deliver studio-level sound with sharp imaging and craftsmanship, albeit their bass is slightly restrained and limited to XLR connections only. Adding the C1 Sub MK2 enhances spatiality, making music more engaging, although its lack of auto-standby and premium price tag might deter some. Overall, this setup offers a superb audio experience for discerning listeners who prioritize sound quality over booming volume.

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Pricing and availability

Description

Owner's manual

Videos

Reviews

Critic Reviews

ATC SCM19a and ATC C1 Sub Mk2 Review « 7Review

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