Description
Tecmark / Hydroquip Water Pressure switch used in Zodiac JXI 200 / 370, Astralpool IXI 200 / 370, Pentair Mastertemp 125 / 200 / 300 / 400, Waterco Turbotemp, Sta-Rite Max E Therm, Raypak heaters and many other applications. May be listed as several models, and are interchangeable. 1/8" NPT thread. Adjustable pressure.
May have the following details:
Model: 4098AP-DB / K30F 0407, 4037P CWCW / K30F 245, 4098P, 4010P, 4015P, 3010P, R0457002, 42001-0060S and others.
Typical Applications
Commonly used as an interlock device to sense air, gas or water pressure at a specific point, Series 4000 switches provide on/off control of:
- Electric or gas heaters
- Pumps
- Small air compressors
- Electric Strip heaters in VAV systems
- Waste oil heating systems
- Food processing equipment
- Residential boilers
- Other electrical equipment in pneumatic, gas or fluid flow systems





