heater controller

I just set up my tank and went to turn on the heater, followed all the instructions that came with the heater and controller and set it up. I set the temp to 79 and the differential to .5 degrees. Right now it says the probe temp is 77.8. It won’t stop beeping. I’ve set the differential to be as...

The temperature probe from my heating controller has a strange white substance around it. The tank is still holding a steady temperature but the heater constantly switching on and off. I have taken it out of the tank for now and am using a back up. Dose anyone know what could this be or caused this

Need your help... I have two 300w heaters in my sump. I want to keep the temp fluctuation in the tank between 77.5º and 79.5º. I'm using the Cobalt Neotherm heaters. I can set them to 78º or 80º (nothing in between). My questions are as follows: How should I set up my P4? Should I tell it to...

Hello, I have a couple of questions about my heaters and controllers.... 1- I will be using 2 finnex 500w heaters (I have a 110g tank RR tank and 40g sump ((trigger 39”)) so I think they should be the proper size as they are rated up to 130g’s and my house is kept at normal ambient temperature...

-New synergy shadow overflow ($140) -New finnex heater and controller ($90) -Used reef octopus calcium reactor with Milwaukee ph controller ($120) - Used yourchoice aquatics dc pink skimmer rated up to 500 gallons ( $200) -Used brs dual media reactor with mj pump ($40) You pay shipping.

Hello, With all this buzzing about around heaters both from brs and neptune I thought I would throw my opinion into it. This post will focus around what I believe is one of the optimal ways to heat your tank. How I sized my heater. How to program the Apex to utilize two stage heating and...

Looking for some help. Came up with nothing from searching the internet and I am currently awaiting a response from Finnex but does anyone know if the HC-0810M controller be calibrated? Mine is displaying two degrees high (verified with four thermometers) and would like to adjust it. Thanks!

An unfortunate sequence of events (perfect storm) led to a near disaster; I'm still assessing the damage. I'm not sure what is going on yet, but wanted to share with the community. In a nutshell, my Finnex titanium heater kicked on at the same time my apex eb8 stopped communicating with the...

I was going to try to make my own heater/chiller controller. I've found a bunch of all purpose temperature controllers on amazon and I was wondering if anyone has a suggestion on which brand or controller to get. Anyone which past experience have any suggestions? I was most seriously looking at...

Curious if anyone has used these before? Dual heater temp controller from Inkbird. Super cheap on amazon. do they work? any problems? they stated that the probe is salt water safe.