Elecro Koi Pond Heater Analogue

Elecro heater with analogue controls: 316L stainless steel body and stainless steel heating element. Precisely adjustable from 0-40°C to 1.5°C. Rotatable flow regulator. Min. flow 1m³/h, recommendation 10 m³/h, max. 17m³/h (use a bypass for more than 17m³/h!). With temperature protection from 55 °C (manual reset). Max. pressure 3 bar Connection: 50mm coupling, 1½" internal thread and incl. 1¼ - 1½" hose nozzles.