WTB - Tunze ATO 3155 Osmolator

Apr 21, 2026

civber

Community Member

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Hi,
I’m looking to buy a Tunze Osmolator 3155 for my Innovative Marine 15 tank.
Preferably in good working condition, complete with all parts.

Located in California (CA)
Open to shipping or local pickup

Please let me know what you have available, condition, and price.
Thank you!

HOW MUCH DOES A FISH’S FEEDING REQUIREMENTS AFFECT YOUR STOCKING DECISIONS?

A lot! - I avoid fish that require frequent or specialized feeding
Votes: 20 34.5%
Quite a bit, but an automatic feeder can change my answer
Votes: 8 13.8%
It depends on whether my nutrient export can handle it
Votes: 8 13.8%
It depends on how badly I want the fish
Votes: 12 20.7%
Not much. I’m willing to adjust my routine
Votes: 9 15.5%
Not at all. Feeding demands don’t limit my stocking choices
Votes: 9 15.5%
I usually learn about the demanding feeding schedule after buying the fish!
Votes: 2 3.4%
I haven’t really considered this before
Votes: 4 6.9%
Something else (see my comments in the thread)
Votes: 2 3.4%

Tunze ATO 3155 Osmolator

civber

Community Member

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HOW MUCH DOES A FISH’S FEEDING REQUIREMENTS AFFECT YOUR STOCKING DECISIONS?

A lot! - I avoid fish that require frequent or specialized feeding

Quite a bit, but an automatic feeder can change my answer

It depends on whether my nutrient export can handle it

It depends on how badly I want the fish

Not much. I’m willing to adjust my routine

Not at all. Feeding demands don’t limit my stocking choices

I usually learn about the demanding feeding schedule after buying the fish!

I haven’t really considered this before

Something else (see my comments in the thread)

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