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4.0 kW Heater (V/N 55950)

4.0kW Heater (V/N 55950)

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Quick Overview

The 4.0kW Heater (V/N 55950) is a replacement part for selected models of the H2X Swim Spas (Momentum 80, H2X Momentum) and Michael Phelps Swim Spas (Momentum 80)

Easily installable so you can get back to enjoying your heated Swim spa and hot tub in no time at all.

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Regular Price: $333.92

Special Price $275.95

SKU: X300937

Availability: In stock

Product Description

The 4.0kW Heater (V/N 55950) is a replacement part for the H2X Swim Spas (Momentum 80, H2X Momentum ; 2010 and 2011) and Michael Phelps Swim Spas (Momentum 80 ; 2012)


  • 4kW@240V Flow through heater element
  • Plastic Colossus
  • Durable and easily installed to replace your broken spa heater unit.
  • Manufactured by Balboa Water Group renowned for quality spa replacement parts.

Master Spa Parts’ customer service representatives are here to answer your questions, provide recommendations, and help ensure you order the right part. Have a question? Reach out to us, today!

Makes & Models Product Goes With
Make Year Model
H2X Swim Spas 2010, 2011 Momentum 80, H2X Momentum
Michael Phelps Swim Spas 2012 Momentum 80
Description for Use

Easily installed following accompanying instructions. Please call us at 855-308-2149 if you have any trouble with installation.

You may also want to check out the Master Spa Parts blog, which offers information on the importance of replacing spa filters regularly, as well as other general spa care tips.

Shipping & Returns

Shipping and Delivery

Free shipping is available to the Continental United States. Orders typically ship within 1-2 business days. If order happens to be backordered (which is very rare), it will ship within 5-10 business days. If you need something shipped faster, please contact us and we will do our best to accommodate.

All orders are charged at the time of order. Next-day/two-day shipping, orders must be received prior to 3:00pm CST (and will not be processed on Saturdays, Sundays or Holidays.)

Returns & Replacements

Orders must be returned unused and within 30 Days of Receipt. At time of receipt of returned order, you will receive a refund less the restocking fee.

Restocking Policy: Selecting replacement parts and filters can be difficult, so you will never be charged a re-stocking fee if you call or email to ensure you are placing the correct order. Customers are responsible for paying the shipping costs on all parts that are returned due to incorrect ordering. A 20% restocking fee will apply on a case-by-case basis.

Please fill out the return order form on the back of your original packing slip when returning parts. Parts should be returned to:

Master Spa Parts, Inc.
2140 W Wisconsin Avenue
Appleton WI 54914

International Shipments

Free shipping is not available on International Shipments (including AK and HI). Customers shipping outside the continental United States are responsible for any additional duties and taxes depending on shipment location and cost of goods.

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