PresAir Trol FF Switch [Center Spout] [Blue Cam] [Threaded] (MTB-311A)

Air Switches
Presair Trol
MTB-311A
59-369-1380
COMPARE AT $51.49
OUR PRICE $40.99
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Under 25 lbs. Contiguous USA
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The PresAir Trol FF Switch [Center Spout] [Blue Cam] [Threaded] (MTB-311A) is an air control or air switch component from Presair Trol, intended for compatible spa and bath systems where correct fit and responsive operation are required. The listed part number is MTB-311A, making it easier to match this item against an existing component, parts diagram, or previous service record. Key listed details include Center Spout, Blue Cam, Threaded, 311A, which should be compared against the original part, equipment label, or owner documentation before ordering. Correct part matching is important for any repair because small differences in size, port style, thread type, voltage, color, or model compatibility can affect installation and performance. This item is best used as a direct replacement where the application details match the existing component. If you are unsure about compatibility, compare photos, measurements, and model information before installation.

  • Genuine replacement style item from Presair Trol for compatible air switches applications
  • Use part number MTB-311A to help confirm the correct match
  • Listed details include Center Spout, Blue Cam, Threaded
  • Helps restore proper fit, function, and serviceability when the existing part is worn or damaged
  • Recommended for pool, spa, or bath service where compatibility has been verified
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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