Dolphin Amp Master Diamond External Marine Pump - 4750 GPH (Type-2)

$472.49  

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2362 $23.62 off a Future Purchase
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DP45002

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Dolphin Aquarium and Pet

Dolphin Amp Master Diamond Pump

  • Clean Pre filtered Marine/Fresh Water Pump
  • Lowest Amp Draw Marine Pump.
  • Very cool running Silent indoor or un protected outdoor use.
  • Circulates up to 4750 GPH All new engineering using fringe tech seals simply the best pump on Earth for Aquariums or Ponds.
  • Extremely compact out performing heavy bulky 2" pumps.
  • Built to consume the lowest amount of energy per gallon pumped.
  • Unique Seal engineered to perform @ 100% for life, and outlast all other pump seals on the market by many years.
  • Motor pad and 1.5" new super seal unions included.
  • Recommended for fish only saltwater tanks or ponds with salt added.
  • 2 Year Warranty/Lifetime Service Guarantee
Dolphin 4750 Graph

Seal Types
Type Application Description Warranty
Type 1 Freshwater Over double the work life expectancy
of other style freshwater seals.
10-year factory
service guarantee
Type 2 Marine Designed for pumping clean
non-abrasive marine water.
10-year factory
service guarantee
Type 3 Fresh, marine,
and any abrasive water
Designed for pumping water containing
abrasive sand and minerals.
Lifetime factory
service guarantee
Type 4 Fresh, marine,
and any abrasive water
Recommended for extreme abrasive environments
and where the pump will cycle on and off.
Lifetime factory
service guarantee


Manufacturer Info

Dolphin Aquarium & Pet
Dolphin Products cover a wide rang of pumps, aquarium and pond pharmaceuticals and supporting accessories. Each of the items are engineered to provide the best possible product to support your applications.

Dolphin is continually investing a large portion of income toward research and development and will continue to do so.

Accessories for Dolphin Amp Master Diamond External Marine Pump - 4750 GPH (Type-2)


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18 Reviewers (94%) would recommend this

Overall Rating:

5  Star
 17
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“Great Pump!!!”
5.0

I recently decided to replace my Dolphin 4000/3000 pump....which is 10 years old and was still running w/o any issues...I never cleaned it but did utilize sponge pre-filter to keep debris from entering the pump. I'm only replacing it due to it's age. Pump is for 150 gallon reef aquarium with 13' - ...Read More

  • 1
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“Awesome Quiet Pump!”
5.0

After researching the panworld, and iwakis and their noise levels, i concluded i wanted a dolphin. It took a couple days to break in but it got quieter and quieter. You can also use a ball valve to dial it back without any ill effects!

  • 1
Was this review helpful: Yes(3)No(0)
 
 

“Excellent experience so far”
5.0

This pump replaced reefflo hammerhead that had "seized" after only 8 months of use. I have had no issues in 6 months of use on our 330 gallon system. This pump also has much less heat transfer then the hammerhead. I never needed a heater with the hammerhead due to the transfer (and was ...Read More

  • 1
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“Excellent!”
5.0

I have two Dolphin Amp Masters running my 330g mixed reef. They are fairly quiet and energy efficient and the volume is incredible.

  • 1
Was this review helpful: Yes(3)No(0)
 
 

“Excellent pump”
5.0

Excellent product....performs as expected.

  • 1
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“Great Reef Tank Pumps”
5.0

The Dolphin Amp Master Pumps are excellant main pumps for large systems. i have used them for over 6 years with only 2 seal replacements in that time. The last pump was purchased as a spare pump to allow cleaning and repairs. Great equipment.

  • 1
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“Response to Astolfo Rueda”
5.0

In line micron filters are filters with very fine openings to remove the finest suspended particles in sterile pool water, not biological systems, due to rapid plugging with bio slime. They require pumps able to run at higher pressures such as the Dolphin aqua sea models, not any amp master pump w...Read More

  • 1
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Overall, others give this:

18 Reviewers (94%) would recommend this

Overall Rating:

5  Star
 17
4  Star
 0
3  Star
 0
2  Star
 0
1  Star
 1