Maytronics DX3/4 Ultra Fine Cartridge Filter Panels [Qty-4] (9991422-ASSY) coverlifts The Tecmark 3015 pressure switch

The Tecmark 3015 pressure switch is designed for compatible applications that require a normally closed SPDT switch rated at 25 amps with a 1/8 inch threaded connection

The IDXBLG1930 is a practical replacement part for compatible Hayward H-Series heaters that need renewed blower sealing and cleaner assembly support

reduce installation friction

This replacement is especially useful when the original exchanger is cracked

while the eco format and muffler support add practical value by preserving a more streamlined and quieter system experience

Maytronics DX3/4 Ultra Fine Cartridge Filter Panels [Qty-4] (9991422-ASSY) coverlifts The Tecmark 3015 pressure switchUltra fine cartridge filter panels help capture smaller debris inside a compatible robotic cleaner, and this Maytronics version is designed for DX3 and DX4 applications and supplied in a quantity of four using the 9991422 ASSY reference. Fine filtration panels are useful when the cleaning environment calls for tighter debris capture than a more open filter style can provide. This set has practical value because replacing all four panels together helps