The Tecmark 3903-BP Pressure Switch is an ideal choice for many spa applications. This SPST switch offers a pressure range from 1-5 Psi and can deliver up to 3 amps of electrical output. It is easy to install and features a 1/8" NPT thread material with an inlet size/outlet size of 1/8" NPT. With its ability to sense pressures as low as 2” W.C. up to 100 PSIG, the Tecmark 3903-BP Pressure Switch is an ideal choice for any spa-related application.

• Thread Material - Plastic
• Inlet Size/Outlet Size - 1/8" NPT
• Amperage (Amps) - 3
• Pressure range - 1-5 Psi
• Single pole, single throw (SPST) switch

Application:
Spa Controls

Additional Information:
Alternate part numbers - TDI3903BP, 5-20-0008