Hey! Does anyone own, or have owned a Eheim Jager 50W Trutemp heater? There is a light on the front to indicate that it's on, but it will turn off randomly, I just looked back and it's on again. Is it suppose to always stay on? Or is it like an oven? Turns off when it's at the selected...

Just splurged and ordered two Eheim Jager heaters, a 50 watt for my 10 gallon and a 25 watt for my 5 gallon, from Amazon. With next day shipping (My fish will be here next week and I need these to be calibrated and fully integrated into my tank when the fish arrive) they set me back 77 bucks...

Need new heaters ASAP (the ones I have are dangerous)! Looking at the 25 watt versions of the three following: http://www.petmountain.com/product/aquarium-heaters/11442-105372/marineland-visi-therm-deluxe-submersible-heater.html http://www.petmountain.com/show_product/11442-503776...