Herga Mushroom Air Button [13/16” HS] [2-1/4” FD] Black (6433-ZAOO)

Upgrade your spa or pool control panel with the Herga Mushroom Air Button, a compact, reliable actuation solution built for wet environments. This 13/16" stem (HS) and 2-1/4" flange diameter (FD) design delivers consistent tactile feedback for quick, precise triggering of air jets, bubble features, or auxiliary spa controls. The black finish blends seamlessly with modern spa enclosures while standing up to regular use in damp settings.

Key specifications at a glance

• Brand: Herga Electric — a trusted name in spa and pool components
• Head style: Mushroom push button for intuitive operation
• Stem size: 13/16" HS
• Flange diameter: 2-1/4" FD
• Color: Black
• Includes tubing for straightforward installation
• Manufacturer part number (MPN): 59-345-1500
• Replaced by: 6433-ZAOO

Designed for the Home & Garden > Pool & Spa category, this Herga button is an ideal retrofit or new-install part for hot tubs, spas, and poolside jet controls. It combines durable construction with practical sizing to fit a wide range of control panels, making maintenance and upgrades faster and more reliable.

Why this Herga air button stands out

• Precise actuation in a compact package: The mushroom head provides a distinct, easy-to-locate input that reduces mispresses, even with wet hands or gloves on.
• Ready-to-install with tubing: Includes tubing so you can streamline installation without sourcing separate connections, speeding up repairs or upgrades.
• Longer service with a clear upgrade path: This model has been aligned with newer designs (replaced by 6433-ZAOO), offering a proven, extended compatibility roadmap for future spa maintenance.

Who should consider this part

• Spa owners looking to replace a worn or non-responsive air button in hot tubs and spa panels
• Pool and spa technicians performing quick upgrades on existing control systems
• DIY enthusiasts completing a spa remodel or retrofit with reliable, industry-standard components

Practical tips and usage scenarios

When installing, verify that the mounting opening accommodates a 2-9/16" flange diameter and that the tubing length suits your panel routing. For best results, position the button within easy reach of the user while keeping tubing free of kinks to ensure consistent actuation. Use this button to reliably trigger air-blower or jet features, or to serve as a convenient control input in custom spa projects.

Tip: If you’re comparing options, consider the compatibility path—this part’s lineage and replacement (6433-ZAOO) indicate a durable design with ongoing support within Herga Electric’s spa-focused lineup.

For questions, pricing, or installation guidance, Bath & Spa Parts Online offers a curated selection of Herga Electrical products and accessories to help you pair this button.