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Balboa 58104 M7 Heater Assembly 4KW

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Balboa 58104 M7 Heater Assembly 4KW

  • 4KW - 120V / 240V
  • 15" X 2"
  • Includes Sensors
  • Split Nuts Included
  • Genuine Part
  • Balboa # 58104, 58303, G7410


The Balboa M7 Heater Assembly is developed with patented M7 technology for reliability and quality construction. It features a stainless steel housing and is front mounted for simple serviceability. Measuring 15" length with 2" x 2" unions and it uses 4.0 KW for efficient and fast operation.

One (1) Year Limited Warranty On Product


  • 5

    Posted by John Clarke on Apr 18, 2022

    Exact replacement that fitted quickly and works as expected.

  • 5
    Worked great

    Posted by Unknown on Nov 13, 2021

    Shipping was fast, worked great, just keep the nuts for the heater terminals as it doesn’t come with them.

  • 5
    Balboa Heater Assembly

    Posted by Kathleen Feijoo on May 18, 2021

    Part fit perfectly. Hot tub is up and running again. Love this company, they always go above and beyond!!

  • 5
    Hot Tub Heater

    Posted by Billy Mitchell on Mar 14, 2021

    I’m not sure who was texting me to help me get the right parts but they were a perfect match. Super easy way to figure out what I needed. I was even able to send pictures

  • 5
    Hot tub replacement heater

    Posted by Anthony on Apr 25, 2018

    I was surprised how quickly the part arrived. As expected the part fit perfectly. I would not hesitate ordering replacements part from these folks in the future.

  • 5
    Spa Heater

    Posted by Unknown on Aug 31, 2017

    Works fine; easy to install.

  • 5
    great price and fast delivery!

    Posted by Unknown on Mar 29, 2016

    This was a great value and fast delivery.

  • 5
    Great Customer Service !

    Posted by Melissa on Feb 20, 2015

    Item was shipped fast...had it in a few days. It was even easier to install. Had the old one off and new one on in under 15 minutes. Works like a charm now. Customer Service was very helpful as well!

  • 5
    Spa Repair

    Posted by David on Feb 20, 2015

    The new heater was an perfect fit an easy to install.