Tecmark (TDI) 4010P Black 4000 Series Pressure Switch – TDI-851-4010 15' x 26' Whether used for a simple

Whether used for a simple waterline or a raised spa wall

The HZG-ST1254 model simplifies installation by offering a straightforward

Its durable construction withstands frequent use

and filtration systems

It maintains optimal water flow and system efficiency

Tecmark (TDI) 4010P Black 4000 Series Pressure Switch – TDI-851-4010 15' x 26' Whether used for a simpleThe Tecmark 4010P Black 4000 Series pressure switch delivers reliable and accurate pressure sensing for spa and hot tub applications. Engineered to handle pressures from as low as 2 inches w. c. up to 100 PSIG, it offers broad versatility for different system requirements. With electrical ratings up to 25 amps, this switch ensures safe and dependable control of spa equipment. Its steel construction provides strength and durability, while the compact