Pres Air Trol TinyTrol SPDT Latching Air Switch (TRA111A)

Air Switches
PresAir Trol
TRA111A
59-369-1390
392047, TRA-111A, TRA-111F, TRA111F
Surface Mount
Single Pole Double Throw (SPDT)
21 Amp
1/8" Barb
COMPARE AT $37.35
OUR PRICE $29.60
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Under 25 lbs. Contiguous USA
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The PresAir Trol TinyTrol SPDT latching air switch is designed for compatible control systems where a brief air signal needs to trigger and hold a single-pole switching state. In these applications, the switch is central to preserving the original feel and function of the pneumatic control circuit.

This version is especially useful when the existing switch no longer latches correctly, has become intermittent, or has failed outright. Replacing it with the proper SPDT latching format helps keep the system operating the way it was designed to operate.

It is a practical service part for restoring dependable maintained-state pneumatic control without changing the surrounding setup.

  • PresAir Trol TinyTrol SPDT latching air switch
  • Designed for compatible maintained-state pneumatic control systems
  • Useful when the original switch is inconsistent or failed
  • Helps preserve intended latching control behavior
  • Supports more reliable operation after repair
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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