Whale Marine BP4410 Gusher Titan 28 GPM Bilge Pump with Underdeck Mount
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
The Whale Marine Gusher Titan BP4410 is a high-flow manual bilge/waste pump designed for underdeck mounting. Built for durable, non-corrosive performance, it delivers fast priming and efficient discharge using a tough diaphragm and valve system.
Key Features
- Underdeck-mounted Whale Gusher Titan manual bilge/waste pump
- High flow rate up to 28 GPM (105 L/min)
- Non-corrosive, marine-grade construction with acetal copolymer and glass-filled polypropylene
- Quick-maintenance design with easy access to serviceable parts
- Removable handle with lanyard included
- Fits 1-1/2" hose connection (38 mm)
Product Compatibility
- Marine manual bilge pumping (bilge water removal)
- Marine waste water pumping
- Underdeck/bulkhead-style manual bilge pumping installations
Product Details
- Model/Part: Whale Marine BP4410 Gusher Titan (sku: 698-BP4410)
- Pump type: Manual bilge/waste pump
- Mounting: Underdeck mount (Titan underdeck model)
- Flow rate: up to 28 GPM (105 L/min)
- Hose connection: 1-1/2" hose (38 mm)
- Construction materials (as specified): acetal copolymer, polypropylene, nylon, stainless steel; chromed spring steel; nitrile valves; neoprene diaphragm
- Included: lanyard for the removable handle
Parts Desk Insights
Best Use Case: Ideal for owners who want a compact, high-capacity manual bilge pump with an underdeck mounting option and straightforward service access.
Common Issues: If pumping performance drops, check for hose restriction (including sharp bends), confirm correct plumbing/flow direction, and inspect serviceable wear items like the diaphragm/valves when troubleshooting low prime or weak discharge.
Related Products & Accessories
- Whale Gusher Titan Service Kits - Browse the related Whale Gusher Titan parts/service kits to match the diaphragm/valve material option you need (e.g., neoprene vs nitrile) for your bilge conditions.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.