PresAir Trol Sequencer [Solenoid Special A] (MSA325B)

Electrical: Switches
PresAir Trol
MSA325B
59-369-1359
COMPARE AT $216.40
OUR PRICE $172.55
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Under 25 lbs. Contiguous USA
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PresAir Trol Sequencer [Solenoid Special A] (MSA325B) is a replacement solenoid sequencer component for compatible PresAir Trol electrical control systems. Sequencers help manage staged equipment functions, making this part useful when troubleshooting a compatible control setup that is not activating or progressing through functions properly.

When working on pool and spa plumbing, valve, or electrical systems, matching the correct manufacturer part number is important. Use part number MSA325B to compare against the existing component, equipment diagram, or service documentation before installation. This helps confirm fit, reduce ordering errors, and keep the repair process moving efficiently.

  • Replacement component for compatible PresAir Trol control applications
  • Supports supporting equipment activation, sequencing, or pressure-based control functions
  • Useful for repair, maintenance, or rebuild work on compatible systems
  • Helps avoid replacing larger assemblies when only the service part is needed
  • Confirm part number MSA325B and equipment compatibility before ordering

This part is a strong choice for targeted maintenance where the goal is to restore dependable operation, improve serviceability, and keep pool or spa equipment working as intended.

PresAir Trol – Air Switches, Pneumatic Controls and Spa Control Components
Who is PresAir Trol?

PresAir Trol is a manufacturer of pneumatic control components, specializing in air switches and pressure-activated controls used in spa and bath systems. Known for reliability and precision, PresAir Trol products are widely used in applications where safe, low-voltage control of electrical equipment is required.

What products does PresAir Trol specialize in?

PresAir Trol specializes in air switches, pneumatic buttons, pressure switches, and control assemblies. Their product lineup includes components used to activate pumps, blowers, and lighting systems in spas and whirlpool baths. These systems use air pressure instead of direct electrical contact, improving safety in wet environments.

Why choose PresAir Trol parts for your pool or spa?

PresAir Trol products are known for safety, durability, and consistent performance. Pneumatic controls eliminate the need for direct electrical switching at the user interface, reducing risk in water-exposed environments. Spa owners and professionals choose PresAir Trol for dependable control solutions that enhance both safety and ease of use.

How do you identify and choose the correct PresAir Trol part?

To select the correct PresAir Trol component, it’s important to match specifications such as switch type, hose connection size, number of functions, and system compatibility. Reviewing part numbers and configuration ensures proper fit and operation. Choosing the right component helps maintain safe and reliable system control.

Need help finding the right PresAir Trol part?

At Bath & Spa Parts Online, we carry a wide selection of PresAir Trol pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.

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