Details The Raypak 009133F Pressure Switch is a genuine OEM safety component designed for Raypak pool and spa heaters including models 185A, 206A/207A, 265A/266A/267A, 335A/336A/337A, and 405A/406A/407A. Rated at 11 PSI, this switch plays a critical role in monitoring water pressure, automatically activating or shutting down the heater to prevent unsafe operating conditions. Built from durable materials, it provides accurate pressure detection and reliable long-term performance under poolside environments. Replacing a faulty pressure switch with this OEM part ensures safe combustion, protects system components, and helps maintain heater efficiency. Highlights OEM Pressure Switch: Designed specifically for Raypak heaters from 185A through 407A models, ensuring exact fit and reliable integration with the system. 11 PSI Rating: Activates or deactivates the heater at the proper threshold, protecting against operation under unsafe low- or high-pressure conditions. Durable Build Quality: Manufactured with robust materials engineered to resist wear, ensuring accurate performance through repeated heating cycles. Critical for Safety & Longevity: Prevents heater operation when water flow is inadequate, protecting sensitive components from overheating or damage. Supports Efficient Heater Operation: Maintains correct pressure levels, helping the system run safely, reliably, and in compliance with manufacturer requirements. Compatibility Raypak Digital Heater Models: 206A, 266A, 336A, 406A Raypak Digital Low Nox Heater Models: 207A, 267A, 337A, 407A Raypak Heater Models:185A, 265A, 335A, 405A Note: This pressure switch may be compatible with your heater, please refer to your systems owners manual to ensure compatibility. Additional Info Need help with the Raypak 009133F Pressure Switch for digital and Low-NOx heaters? This section covers installation guidance, troubleshooting questions, and in-store availability to ensure safe and efficient heater operation. Installing the 009133F Pressure Switch This OEM switch is factory-rated at 11 PSI. Installation requires threading into the manifold port, connecting leads, and confirming calibration before restarting the heater. How to install Raypak 009133F pressure switch on 266A digital heater Correct wiring connections for 009133F switch on 406A Low-NOx unit Do I need Teflon tape or sealant on 009133F pressure switch threads Step by step install of 009133F on Raypak 185A heater Troubleshooting Pressure Switch Problems If the heater wont start, the issue may be low water flow, debris in the manifold, or a miscalibrated switch. These are common troubleshooting checks. Why does Raypak 207A heater fail to ignite after 009133F install How to test 009133F switch function with a multimeter Is heater short cycling caused by faulty 009133F pressure switch Heater lockout after new 009133F install what to inspect In-Store Availability and Fitment Support Bring your heater model number to the counter for confirmation. Store staff can confirm if the 009133F is the correct switch for your Raypak unit. Buy in store Raypak 009133F pressure switch for 265A406A heaters Walk in and compare old 11 PSI switch with new 009133F replacement Available locally Raypak 009133F pressure switch for Low-NOx units Can counter staff confirm 009133F compatibility with my heater Diagram