Flow Pumps · Tunze
Tunze Stream 6155 Controllable (3700 GPH) fit check
Tunze Stream 6155 Controllable (3700 GPH) Flow Pumps specs, fits roughly 120-300 gallon systems, compatibility math, risks, alternatives, and vendor-neutral buying links.
Category
Flow Pumps
Build tier
Premium
Estimated price
$549 est.
Tank fit range
fits roughly 120-300 gallon systems
Format
DC Controllable Powerhead
Maximum flow
3,700 GPH
Compatibility math
Turnover contribution
turnover = pump GPH / display gallons
Example: 3,700 GPH contributes about 49x turnover on a 75g tank before placement and mode settings.
The planner adds all flow pumps together and compares the total to the reef goal.
Risk notes
- Too little flow leaves dead spots. Too much direct flow can strip tissue from LPS and irritate soft corals.
- Price is marked as estimated, so verify current vendor pricing before treating the budget as final.
Professional fit context
- Check controllability, broadness of flow, glass thickness, GPH range, and whether two smaller pumps beat one large one.
- Tunze Stream 6155 Controllable (3700 GPH) fits roughly 120-300 gallon systems; confirm that range against the final display volume, sump volume, and livestock plan.
- Treat the displayed price as a budget placeholder until a reviewed vendor page confirms current pricing.
Full spec snapshot
- Category
- Flow Pumps
- Build tier
- Premium
- Estimated price
- $549 est.
- Tank fit range
- fits roughly 120-300 gallon systems
- Format
- DC Controllable Powerhead
- Maximum flow
- 3,700 GPH
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