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Marantz MM7055 140-watt 5-channel Power Amplifier

140W, 5-channel Power Amplifier with El-core Transformer and Balanced XLR Inputs
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Item ID: MM7055Blk
Marantz MM7055 140-watt 5-channel Power Amplifier
Price:$1,500 and 00 cents
Special Financing - Ends Aug 2, 2026. $42/month with 36 month financing*

We Can Get It!

While this isn't an item we normally stock, we can still get it to you as fast as possible due to our great relationship with Marantz. Go ahead and place your order and we'll follow up shortly to let you know when to expect it. Estimated June 2026.

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Marantz MM7055 140-watt 5-channel Power Amplifier
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Price:$1,500 and 00 cents
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The Sonic Centerpiece of Your 5.1 Home Theater Setup

Raise your home theater setup to new sonic heights with the Marantz MM7055 140-watt 5-channel power amplifier’s incredibly clear sound and immense dynamic range. A perfect centerpiece for 5.1 home theater setups, the MM7055 rewards you with a supremely articulate reproduction of even the most nuanced details, along with a more muscular and weighty bass response. This amp boasts top-quality components from top to bottom, including an oversized El-core transform that feeds high-energy capacitors rated up to 65,000 µF — impressive specs on paper, to be sure, but the tangible proof lies in the MM7055’s remarkably distortion-free reproduction of any source, regardless of its complexity. You also get balanced XLR inputs for easy connectivity with high-end audiophile A/V processors and preamps, in addition to standard RCA outputs. Take it from Sweetwater’s home audio pros: the Marantz MM7055 is a truly top-class power amplifier, sure to thrill even the most discerning of home theater experts.

Marantz MM7055 140-watt 5-channel Power Amplifier Features:

  • Perfect for driving 5.1 home theater configurations, delivering 140 watts per channel into 8 ohms and 170 watts per channel into 6 ohms
  • Extremely robust power supply section, including an oversized El-core transformer and highly rated capacitors to provide peak power to every amplifier stage with pristine distortion-free clarity
  • Includes balanced XLR inputs and standard RCA inputs to accommodate a wide variety of sources
  • Discrete Current Feedback circuit offers clear, organic, and uncolored sound at any volume level

Warranty Info

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Tech Specs

  • Amp Type: Power Amp
  • Number of Channels: 5
  • Power Class: Class AB
  • Watts per Channel @ 8 ohms: 140W
  • Analog Inputs: 5 x XLR, 5 x RCA
  • Speaker Outputs: 5 x Dual Binding Post
  • Other I/O: 2 x 1/8" (DC Control), 1 x 1/8" (flasher)
  • Frequency Response: 8Hz-100kHz
  • Control I/O: 2 x 1/8" (remote I/O)
  • Remote: Included
  • Power Source: Detachable C17 power cable
  • Height: 7.18"
  • Width: 17.37"
  • Depth: 15.12"
  • Weight: 34.6 lbs.
  • Manufacturer Part Number: MM7055

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