Details
https://www.campingworld.com/whale-gulper-12v-grouper-mk3-pump-331185.html
Whale Gulper 12V Grouper MK3 Pump
$249.99
Additional Information
Features
Rather than utilizing impeller motors, this Grouper MK3 pump contains a reciprocating heavy-duty diaphragm and specialized non-choke valves to handle bilge and waste onboard. Ideal as a macerator replacement pump in fishbox installations, the Grouper MK3 builds on decades of proven pump technology and features 90° inlet and outlet ports with integrated non-choke valves for easy maintenance. Fits standard 1" or 1-1/2" hose connections. Quiet and lightweight, the pump will not clog or suffer from motor burnout for longer-lasting service. Pump body is constructed with aluminum and glass-filled nylon and includes stainless steel fasteners.
Specifications:
• Fast pump out - up to 4.2 US gallons per minute
• Suction lift: 3'4"
• Discharge head: 6'6"
• Discharge head and suction lift (combined): 10'
• Dimensions: 16-3/16"L x 7-5/8"W x 4-7/16"H
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Specifications:
• Fast pump out - up to 4.2 US gallons per minute
• Suction lift: 3'4"
• Discharge head: 6'6"
• Discharge head and suction lift (combined): 10'
• Dimensions: 16-3/16"L x 7-5/8"W x 4-7/16"H
- Heavy-duty replacement for old macerator pump
- Can run dry without damage
- Multi-directional head rotation
- Non-choke valves for easy maintenance
Specs
Unit Weight | 4.80 lb |
---|---|
Brand | Whale Gulper |

WARNING: Cancer and Reproductive Harm
For more information, go to www.P65Warnings.ca.gov/product.
Reviews
Q & A
Rather than utilizing impeller motors, this Grouper MK3 pump contains a reciprocating heavy-duty diaphragm and specialized non-choke valves to handle bilge and waste onboard. Ideal as a macerator replacement pump in fishbox installations, the Grouper MK3 builds on decades of proven pump technology and features 90° inlet and outlet ports with integrated non-choke valves for easy maintenance. Fits standard 1" or 1-1/2" hose connections. Quiet and lightweight, the pump will not clog or suffer from motor burnout for longer-lasting service. Pump body is constructed with aluminum and glass-filled nylon and includes stainless steel fasteners.
Specifications:
• Fast pump out - up to 4.2 US gallons per minute
• Suction lift: 3'4"
• Discharge head: 6'6"
• Discharge head and suction lift (combined): 10'
• Dimensions: 16-3/16"L x 7-5/8"W x 4-7/16"H
Show moreShow less
Specifications:
• Fast pump out - up to 4.2 US gallons per minute
• Suction lift: 3'4"
• Discharge head: 6'6"
• Discharge head and suction lift (combined): 10'
• Dimensions: 16-3/16"L x 7-5/8"W x 4-7/16"H
- Heavy-duty replacement for old macerator pump
- Can run dry without damage
- Multi-directional head rotation
- Non-choke valves for easy maintenance
Unit Weight | 4.80 lb |
---|---|
Brand | Whale Gulper |

WARNING: Cancer and Reproductive Harm
For more information, go to www.P65Warnings.ca.gov/product.