Hayward HeatPro MCHX Series Heat Pump 140,000 BTU | W3HP21105
Hayward HeatPro MCHX Series Heat Pump 140,000 BTU | W3HP21105 is backordered and will ship as soon as it is back in stock.
The Hayward HeatPro Heat-Only Pool Heat Pump (W3HP21105T) is a 110,000 BTU high-efficiency electric pool heater designed for inground swimming pools where reliable heating and lower operating costs are priorities. Built by Hayward, a trusted leader in pool heating technology, this model delivers consistent performance without the use of gas or combustion.
As a heat-only heat pump, the W3HP21105T transfers heat from the surrounding air into the pool water, making it an energy-efficient solution for maintaining comfortable swim temperatures during cooler weather. This approach helps reduce operating costs compared to traditional gas heaters, especially in moderate climates.
A titanium heat exchanger provides excellent resistance to corrosion and chemical exposure, making the unit suitable for both traditional chlorine and saltwater pool systems. Designed for quiet operation and long service life, the HeatPro heat-only model is a dependable choice for residential pool owners seeking efficient electric heating.
Key Heater Specifications
| Specification | Details |
|---|---|
| Heating Output | 110,000 BTU |
| Heater Type | Electric Heat Pump (Heat Only) |
| Heat Exchanger Material | Titanium |
| Pool Type | Inground Pool |
| Application | Residential |
Alternate Part Numbers
-
HP21105T
-
W3HP21105T
Frequently Asked Questions (FAQs)
What does “heat-only” mean?
Heat-only models are designed strictly to heat pool water and do not include cooling or chilling functionality.
What size pools is the W3HP21105T best for?
This 110,000 BTU heat pump is well suited for small to medium inground pools, depending on climate and desired temperature maintenance.
Is this heater compatible with saltwater pools?
Yes. The titanium heat exchanger offers excellent corrosion resistance, making it ideal for saltwater pool systems.
How does a heat pump differ from a gas heater?
Heat pumps use electricity to transfer heat from the air to the water, offering lower operating costs in moderate climates compared to gas heaters.
Is professional installation recommended?
Yes. Professional installation ensures proper electrical setup, airflow clearance, and optimal heating performance.
At K&J Leisure, we pride ourselves on being the best in the pool industry, not just because of our top-quality products but because of our unwavering commitment to customer satisfaction. We want you to love every purchase, but if something isn’t quite right, don’t worry—we’ve got your back!
Our Friendly Return Policy
Here’s how we make returns as refreshing as a dip in the pool:
- Hassle-Free Returns: You have a full 30 days to decide if your purchase is a perfect fit. If it’s not, simply return it—no questions asked! For purchases made in the off-season in cold weather climates, our Return window is open until June 15th! No need to wait to place an order.*
- No Restocking Fees: Unlike others, we believe in fair treatment for our customers and avoid restocking fees on the vast majority of returns. We waive restocking fees if your are not satisfied, if your problem was not resolved or if you simply change your mind!
- Wide Acceptance of Returns: Whether it’s a filter, pool cover, or accessory, we accept most items for return.
Exclusions:
- Custom orders such as Liners, Safety Covers, and Pool Kits cannot be returned, we will work with you to ensure your order is placed correctly on these non-returnable orders.
- Freight shipment orders, including heaters and larger pool filters not shipped via courier - These items may still be returned but we must recoup the original shipping cost that we have paid.
- Customer damaged - We totally understand that by the pool, exposure to chemicals, the elements and just having fun will cause some items to wear. However, we cannot accept returns if an item is damaged beyond use or in extremely poor condition.
How to make a return
Simply reach out to our friendly customer service team, and we’ll guide you through the quick and easy process. info@kjleisure.com or Toll-Free: (866)-509-8728
We can even help with return shipping options if needed!




