TeCmark Pressure Switch #3902

The TeCmark #3902 pressure switch is a replacement part for your spa's water circulation system. It detects water flow and allows heating only when the pump generates enough pressure, protecting the heater from dry-firing. An essential part to keep your spa safe and operational.

Features

• Model TeCmark #3902
• Pressure switch for spas
• Controls heating based on circulation circuit pressure
• Protects the heater against dry running
• SKU: TDI-85-1018 14-103

Compatibility

Direct replacement for references GK-510AD0167 and GK-510AD0173. Designed for residential and commercial spa systems using this switch format.

When to replace

Replace the switch if heating no longer engages despite a running pump, if it triggers intermittently, or if the spa shows a flow error while circulation is normal.

Why buy from us

Destination Piscine Aide, in Saint-Bruno-de-Montarville, has supplied spa parts to Quebec owners since 1991. Our team helps you confirm compatibility. Shipping across Canada.

FAQ

What does this part do? It allows heating only when the pump pushes enough water, protecting the heater.

Which references does it replace? GK-510AD0167 and GK-510AD0173.