Spa & Hot Tub Circuit Boards

Spa & Hot Tub Circuit Boards

Spa Parts Online stocks a variety of spa circuit boards for all brands of spas and hot tubs. With over 15 years of hot tub experience, we can assist you with getting the correct spa circuit board and installing it. We offer very competitive pricing and as always have our best price guarantee, more importantly we only sell brand new spa circuit boards with full warranties.

We strongly suggest you avoid reconditioned circuit boards as our experience is these boards do not have the life and reliability to justify the minimal savings. Be-aware of used and reconditioned spa circuit boards sold as new. If you find a board for a significantly lower price this should be a red flag as chances are very good this is not a new fully warranted spa circuit board.

Spa & Hot Tub Circuit Boards
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Frequently Asked Questions

What does a spa air blower do? ▼

A spa air blower forces air into the spa's air plumbing system to create bubbles through the air jets. This produces the bubbling massage effect many hot tubs are known for and enhances the overall hydrotherapy experience.

Do all hot tubs have an air blower? ▼

No. Some spas use only water jets that mix air through a venturi system. Spas that include a dedicated air blower produce stronger bubbles and a more intense massage effect.

How do I know if my spa air blower needs replacement? ▼

Common signs of a failing spa air blower include: No bubbles coming from the air jets, Loud humming or grinding noises, The blower not turning on, Weak or inconsistent airflow. If your spa previously had strong bubbles and they suddenly stopped, the air blower may need to be replaced.

What horsepower air blower do I need for my spa? ▼

Spa air blowers are commonly available in 1.0 HP, 1.5 HP, and 2.0 HP models. The correct size depends on the number of air jets and the plumbing length in your spa. Matching the horsepower of your existing blower is usually the best option.

Can water damage a spa air blower? ▼

Yes. If water flows backward into the blower it can damage the motor. This is why most spa systems include a check valve in the air line to prevent water from reaching the blower.

Why is my spa blower making a loud noise? ▼

A loud blower can be caused by: Worn motor bearings, Debris inside the blower housing, Airflow restrictions in the plumbing, A failing blower motor. If the noise continues to get worse, replacement may be necessary.

Can I replace a spa air blower myself? ▼

Many spa owners can replace an air blower if they are comfortable with basic electrical connections. However, if you are unsure about wiring or spa electrical components, professional installation is recommended.

Does a spa air blower heat the water? ▼

No. An air blower simply pushes air into the spa plumbing. Some models have heated air features that warm the air slightly for comfort, but they do not heat the spa water.