Boyu · Battery / AC-DC
S-1800 AC/DC Air Pump
- Air output
- 8 L/min
Keepers in areas with regular power outages who want aeration to carry on without them.
1 model
Dophin · Battery / AC-DC
Dophin BP-1 Battery Air Pump
A portable 1.5 V battery air pump in a blue case, supplied with tubing and an air stone. It is for transport and emergencies rather than daily use.
Updated
0.4 L/min1 model
Will it suit my tank?
litres
Best for
Keeping fish or shrimp oxygenated in a bag or bucket on the way home, or during a power cut.
Worth knowing
Output is very low and it does not switch on by itself when the power fails.
What stands out
- Runs on a 1.5 V battery
- 0.4 L/min
- Tubing and air stone included
- Hanging lug on the case
Specs
| Model | Air output | Tank size | Dimensions (L × W × H) | Pressure |
|---|---|---|---|---|
| BP-155 0013 | 0.4 L/min | 30–60 L | 14.9 × 7.9 × 4.8 cm | 0.01 MPa |
- Brand
- Dophin
- Power
- 1.5 V DC battery
Figures from the maker's published specifications. Makers revise products, so check the current figures before buying. Photos supplied by the brand or its distributor.
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S-1801 Lithium AC/DC Air Pump
- Air output
- 8 L/min
Load-shedding and power-cut backup for a single tank.
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SunSun · Battery / AC-DC
CQ-B Rechargeable Air Pump
- Air output
- 12–16 L/min
Larger tanks and fish rooms that need backup aeration.
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YT AC/DC Rechargeable Air Pump
- Air output
- 8–100 L/min
Backup aeration for fish rooms and big tanks where a power cut is a real risk.
10 models
Frequently asked questions
Quick answers about the Dophin BP-1 Battery Air Pump, drawn from its specs.
What size tank is the Dophin BP-1 Battery Air Pump for?
The maker rates it for tanks up to 60 L (from 30 L).
Who is the Dophin BP-1 Battery Air Pump best for?
Keeping fish or shrimp oxygenated in a bag or bucket on the way home, or during a power cut.
Is there anything to watch out for with the Dophin BP-1 Battery Air Pump?
Output is very low and it does not switch on by itself when the power fails.
What are the alternatives to the Dophin BP-1 Battery Air Pump?
Other air pumps worth comparing: Boyu S-1800 AC/DC Air Pump, Boyu S-1801 Lithium AC/DC Air Pump, SunSun CQ-B Rechargeable Air Pump. Add any of them to the compare table to see the specs side by side.