Sicce Syncra Silent 5.0 Pump (1321 GPH) fit check
Sicce Syncra Silent 5.0 Pump (1321 GPH) is an AC return pump rated 1,321 GPH at zero head with 13.5 ft maximum head, drawing 95W. If plumbing cuts flow roughly in half, it delivers about 661 GPH, a 5-10x turnover for roughly 65-130 gallon systems.
Sicce Syncra Silent 5.0 Pump (1321 GPH): fits roughly 75-180 gallon systems. Specs, compatibility math, sizing risks, and alternatives before you buy.
Who it is for
Good fit for
- ✓ 75-180 gallon systems, per the catalog fit range.
- ✓ Roughly 65-130 gallon systems at 5-10x turnover after typical head loss.
Not a fit for
- ✕ Tanks under about 75 gallons; it is sized above them.
- ✕ Systems over about 180 gallons without adding capacity elsewhere.
- ✕ Plumbing runs approaching 13.5 ft of head, where flow drops toward zero.
Listed features
- submersible only
- ceramic shaft
- 5-year warranty
Compatibility math
Head-loss margin
Example: A 95g system usually wants about 950-1,900 rated GPH if plumbing cuts flow roughly in half.
Return pumps are judged by delivered flow, not only the zero-head box rating.
Risk notes
- Box-rating GPH is measured at zero head. Real stands, elbows, valves, and plumbing cut that number down.
Professional fit context
- Check flow chart, head pressure, controllability, plumbing size, and quiet-mode range.
- Sicce Syncra Silent 5.0 Pump (1321 GPH) fits roughly 75-180 gallon systems; confirm that range against the final display volume, sump volume, and livestock plan.
Alternatives to compare
- Jebao DCP-5000 Sine Wave Return Pump
1,320 GPH vs 1,321: less flow for smaller systems.
- EcoTech Marine Vectra S2 Mobius DC Return Pump (1400 GPH)
1,400 GPH vs 1,321: more flow.
- Reef Octopus VarioS-4 Controllable DC Pump (1050 GPH)
1,050 GPH vs 1,321: less flow for smaller systems.
Full spec snapshot
- Category
- Return Pumps
- Build tier
- Budget
- Estimated price
- $199
- Tank fit range
- fits roughly 75-180 gallon systems
- Format
- AC Return Pump
- Maximum flow
- 1,321 GPH
Related reading
Questions
How much flow does the Sicce Syncra Silent 5.0 Pump (1321 GPH) deliver after head loss?
It is rated 1,321 GPH at zero head and stops near 13.5 ft. With roughly half lost to plumbing, plan on about 661 GPH delivered, which ReefCrafter treats as enough for 65-130 gallon systems (a 130-gallon system wants 650-1,300 GPH delivered).
What tank size is the Sicce Syncra Silent 5.0 Pump (1321 GPH) for?
ReefCrafter's catalog fit range for it is 75-180 gallon systems. Confirm that against your final display volume, sump volume, and livestock plan rather than the box label alone.
What should I compare the Sicce Syncra Silent 5.0 Pump (1321 GPH) against?
Jebao DCP-5000 Sine Wave Return Pump (1,320 GPH vs 1,321: less flow for smaller systems); EcoTech Marine Vectra S2 Mobius DC Return Pump (1400 GPH) (1,400 GPH vs 1,321: more flow); Reef Octopus VarioS-4 Controllable DC Pump (1050 GPH) (1,050 GPH vs 1,321: less flow for smaller systems).
Similar fit checks
