anyone tried to using Jebo WP40?

Anybody have any thoughts on whether the wp40 @ 12volts could be heating up a 90 gallon tank. I have been dealing with a 1.5-2 degree temperature drop overnight in my 90gal. With 30 gal. Sump. 110 gal. Total. I have 2 300 watt heaters so I don't think that's the problem. Led lights, so they shouldn't be adding too much daytime heat.

That would be a lot of heat to raise the temp that much in 110 gallons. Referring to Ron's test 1° in 5 gallons is a long way from 2 degrees in 110 gallons. I think there are other factors that's causing the fluctuation. The easiest way to eliminate the pump is to not run it for 1 day and take a look at the temps, otherwise we are just guessing. How are you measuring the temp? Is your house warmer in the day? Is the tank upstairs or in a basement?

If the pump is putting out that much heat these things will definitely not last that long at 12v.
 
Update. Got a starter kit for my arduino. And things are starting to make sense. At this point i want to make a low pass filter to convert PWM to 0-10 analog and a PWM to 0-5 analog. I understand its a resistor and a capacitor. For each filter i want to create a true analog sine wave. Or at least as close as possible. I am just asking for advice for the ohm value and uf value needed for each filter.

Thank you in advanced.

I believe the Jebao controller uses 1K and 2.2uF. The RA cable is 10K and 10uF. It also has an extra resistor for a voltage divider since the RA is 10V PWM.
 
Announcement. One of the controller companies is now offering a stand alone WP40 with attachment cable on their web site.

I don't want to say who or give a link for fear of getting the thread closed, but this company was very instrument in determining if the WP40 can be controlled by a controller.
 
I'm not sure about that, but I would think they would offer some kind of warranty.
They are very good about all their other products and attachments.
 
If they do provide warranty or customer service to the pump since they are selling it, it is good to know as many people buying from other sources like Ebay won't get any. People are willing to pay higher price with CS support from a domestic retailer.
 
Again. I can't say for sure, that is a question for the seller, but what I know of them they stand behind their stuff.

IE the LCD screen was changed on newer models of the controller because the other screen was not made anymore. The manufacter was not happy with the new screen and is offering anyone with a generation 2 LCD screen a replacement gen 3 LCD screen for the cost of shipping only.
 
Has anyone with an old Vortech controller tried to run a WP40? I understand Vortech MP40 runs on 24V DC. I know the wetside of a MP40 has to be replaced every year or two. I hate to sink another $100 just to replace the wetside every year. It will be awesome to be able to run a WP40 with a Vortech controller and take advantage of all the different modes and synchronization feature. Of course, I am talking about a DIY version.
 
I was thinking the same thing but I don't see someone cutting up there vortech controller to test it.

I won't either. That's why I was asking if anyone has an old or unused Vortech controller but with a bad dry and/or wetside. The only thing you cut will be the power cable from the controller to the dryside.
 
I got the wp40 today, great stuff for the money. Anyone know if the dry side magnet ok in saltwater? I'm planning to mount them on my overflow wall.
 
I got the wp40 today, great stuff for the money. Anyone know if the dry side magnet ok in saltwater? I'm planning to mount them on my overflow wall.

I have done this. I didn't really think of it doing anything negative to the magnet or the tank inhabitants. Not sure about that.
 
I won't either. That's why I was asking if anyone has an old or unused Vortech controller but with a bad dry and/or wetside. The only thing you cut will be the power cable from the controller to the dryside.

I had someone offer me some MP40 controllers from the local club. I never got them, although it would have been worth the $20 for whatever I ended up using them for even if it was my house lights.
 
I had someone offer me some MP40 controllers from the local club. I never got them, although it would have been worth the $20 for whatever I ended up using them for even if it was my house lights.

We know WP40 has 3 wires to the pump:+24V, ground, and VA (signal) wire. Looking at the dry side wiring in this picture of a Vortech MP40, there are many wires from the controller to the pump but I am sure 3 of those will be the same 3 wires as WP40. The challenge is to identify them.

 
I think the mp40 runs on 3 phase power analog not pwm. Correct me if I am wrong. One think I will say is I own both units. And only one of them is in my tank. I have a 60 cube. Take a guess?
 
I ordered a Vortech MP40 about a year ago. Shipped to New Zealand it cost about 650 USD. When it arrived I set it up and minutes later, the wet side wore down and was making a horrible noise, I removed it and checked it, I found that the magnet was rubbing against the back plate and the bearing had some how immediately worn down. Annoyed, I ordered another wetside for around 100usd plus 20usd shipping to new zealand. A month later it arrived and I set it up. Again the same thing happened. So all up I had spent $770 USD and months waiting on this hunk of **** that is the worst hunk of **** i ever brought. I sold the Vortech to someone for $80nzd and to be honest I dont think theyre even worth that. Bottom line. Even if this pump only lasted 1 month, it would be better than the vortech and still 400$ cheaper. Ive ordered it cant wait to try it!
 
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