Pentair ETi 250/400 Pressure Relief Valve (475618) lamotte 0 kW vertical Lo-Flo heater

0 kW vertical Lo-Flo heater to restore dependable heating performance in the correct format

or other connected equipment when the system is configured for this style of control

The 179 and 256 gallon per minute references make it clear that this part is intended for more robust intake conditions than smaller covers are built to handle

Matching the correct 1-speed high-amp configuration helps preserve intended compatibility and restore dependable system support

and PA50SV references

Pentair ETi 250/400 Pressure Relief Valve (475618) lamotte 0 kW vertical Lo-Flo heaterUsing the right replacement part matters during pool and spa service. Pentair ETi 250 400 Pressure Relief Valve (475618) supports a focused repair where fit, function, and reliability are important. A proper pressure relief valve is a critical safety and service component on ETi 250 and ETi 400 heater systems, helping relieve excess pressure during operation. It is useful when the existing component shows wear, damage, age related failure, or