Rinnai - 105000250 - Sensei External Pump Harness Brand_TSM Inc Irritrol - 539001 - Replacement

Irritrol - 539001 - Replacement Diaphragm

and available space for the spray hose

the ESPSM6 is available if you need to add more zones at once

Install pressure-regulating or surge-control equipment when required by the hydraulic design

Rinnai - 105000250 - Sensei External Pump Harness Brand_TSM Inc Irritrol - 539001 - ReplacementRinnai Sensei Pump Harness External Recirculation Pump Wire Harness (Part Number 105000250) is the essential accessory you need when adding an external recirculation pump to your non RUR SENSEI tankless water heater models. This wire harness ensures seamless connection to the circuit board and the external recirculation pump. The required SENSEI tankless water heater models (non RUR) include the RU199i e, RU180i e, RU160i e, RU130i e, CU199i e, and