Whale Marine Pumps are designed for freshwater supply, shower drainage, bilge pumping, and general water systems on boats, caravans, motorhomes, and other mobile applications. The range includes electric and manual bilge pumps, pump kits, switches, non-return valves, and related accessories that help provide reliable water movement and drainage. Developed through extensive experience and innovation, these products support boating enthusiasts with efficient, high-quality solutions for freshwater, bilge, and heating systems.
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1-2 weeks delivery time The Whale RT2500 faucet/shower mixer is a white ABS mixer shower assembly supplied with a mounting bracket (RT1250) for marine installations. It has 2 x 1/2-inch threaded connections for 13 mm (1/2-inch) hoses, a 1.7 m retractable hose, and is rated for pressure systems up to 45 PSI (3 bar). Dimensions include an overall height of 210 mm (faucet height 130 mm), maximum width 222 mm (base plate 171 mm), base plate depth 62 mm, and 80 mm beneath-surface depth; article number 17540334 with a 1-year warranty.
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$ 214.88
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1-2 weeks delivery time The Whale RT2648 deck shower mixer assembly is designed for rinse-down installations around a cockpit or swimming platform. It has a 2.1 m hose, a 1/2 inch NPT connection with 1/2 inch male threaded hose inlet connections, and is rated for pressure systems up to 45 PSI (3 bar). The unit uses a white UV-resistant ABS plastic housing and measures 167 mm (W) x 292 mm (H) with 88 mm depth beneath the surface; warranty is 1 year.
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$ 272.86
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1-2 weeks delivery time The Whale RT2658 deck shower mixer is a white Swim'n'rinse unit supplied with a lid for cockpit or swim platform installations. It includes a 2.1 m hose and uses a 1/2-inch NPT connection for integration into the water system. Overall dimensions are 167 mm (W) x 292 mm (H) x 88 mm (D); article number 17540336 and manufacturer number RT2658.
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$ 291.11
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1-2 weeks delivery time The Whale RT3000 compact swim and rinse shower kit is a cold-water-only marine deck shower with a one-hand trigger, protective cover (cap), and a 2.6 m hose. It supports 2 bar (30 PSI) and uses 1/2 inch female threaded inlet connections with a 3/8 inch adaptor. Key dimensions include an 80 mm cut-out diameter, 120 mm housing diameter, 150 mm depth behind the surface, and a 217 mm handset length.
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$ 164.98
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1-2 weeks delivery time The Whale RT tap microswitch kit is a replacement switching set for controlling water flow operation in tap and shower fittings. It is designed for Whale Elegance taps and showers and Swim 'n' Rinse shower models, and includes 2 microswitches, 2 switch clips, and 4 terminal connectors. Article number: 17540338; manufacturer number: RT9000.
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$ 42.05
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1-2 weeks delivery time The Whale SB3422 strum box is a plastic 2-in-1 strainer and non-return valve unit for 19mm (3/4 inch) bilge pump hoses, supplied retail packed. It supports top or side entry via an adjustable multi-directional port and can be installed horizontally or vertically. Dimensions are 57mm height (side entry), 148mm length (side entry), and 60mm width; Article Number 17540350.
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$ 82.66
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1-2 weeks delivery time The Whale SB4222 side entry strum box is a plastic bilge strainer assembly for flat or deep bilge applications, designed for 25mm (1 inch) and 38mm (1-1/2 inch) bilge pump hoses. It incorporates an integral non-return valve to prevent backflow and uses a detachable wicket/removable strainer plate for easier cleaning. Dimensions are 170mm (L) x 120mm (W) x 58mm (D), and it is manufactured in the United Kingdom.
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$ 49.44
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1-2 weeks delivery time The Whale SB5865 strainer valve is a black plastic bilge suction strainer for flat or deep bilge installations, designed to help prevent the suction of solids. It includes a built-in non-return (check) valve to prevent water backflow and a detachable wicket/removable strainer plate for easier cleaning and maintenance, with vertical connection options for 1 inch (25 mm) and 1-1/2 inch (38 mm) hose sizes.
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$ 49.44
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1-2 weeks delivery time The Whale SG1984B intelligent shower gulley is a compact marine shower sink with integrated control that automatically signals the Gulper IC pump when water needs to be pumped out, helping prevent the pump from running dry. It features fully potted circuitry protected against water ingress, an easy-clean cover, and a 4 m cable. Identifiers listed include article number 17540360, item number 038020, and manufacturer number SG1984B.
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$ 158.78
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1-2 weeks delivery time The Whale SG1992B large Gulley shower drain with integrated intelligent control detects water and signals the Gulper IC pump to run, helping prevent dry running and removing the need for a greywater tank. It uses a 5V DC supply at 6 mA, includes a three-valve non-return valve, and supports a maximum flow rate of 18 litres per minute. Dimensions are 280 x 180 x 100 mm with a 180 mm diameter, and it is specified for Bavaria Yachts and suitable for shower trays with large drain openings.
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$ 151.78
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1-2 weeks delivery time The Whale SG3482B Gulley IC grey waste water outlet is a compact shower gulley with built-in intelligent control electronics that electronically signal a Whale Gulper IC diaphragm pump when pumping is required, helping prevent the pump from running dry. It includes a 2-metre pre-wired cable, has an 82 mm outer diameter, a 90-degree angle, and is compatible with 19 mm and 25 mm hoses (3/4 inch and 1 inch inside diameter).
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$ 127.20
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1-2 weeks delivery time The Whale SG3484B intelligent shower gulley outlet for grey waste water signals the Whale Gulper IC diaphragm pump when water needs to be pumped out to help prevent the pump from running dry. It includes a 4 m pre-wired cable, fits 19 mm and 25 mm (3/4 inch and 1 inch) hose ID, and features an 82 mm diameter body with a 90-degree angle design.
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$ 131.47
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1-2 weeks delivery time The Whale SG8284 Gulley IC grey waste kit is a 12V DC system for managing shower grey water using a Gulper IC electric waste pump and a Compact Gulley IC with sensor in a pre-wired plug-and-play setup. It provides automatic control by sensing grey water level, is self-priming and can run dry, includes soft start protection, and is rated up to 19 LPM flow. The kit is listed with ISO8846 compliance and CE marking, 10A fuse, 19mm (3/4 inch) and 25mm (1 inch) hose connections, and a 4m cable (kit).
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$ 874.01
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1-2 weeks delivery time The Whale SG8484 shower drain and waste water pump kit is a 24V DC Gulley IC and Gulper IC solution for gray water/shower sump disposal. It is supplied as a pre-wired plug-and-play kit with soft start, a 4 m cable, and automatic sensor switching to run the pump on contact with water and stop after draining. It supports 19 mm (3/4 inch) and 25 mm (1 inch) hose connections, is self-priming up to 3 m, can run dry, and conforms to ISO8846 (CE certified).
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$ 892.76
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1-2 weeks delivery time The Whale SI3424B strum box strainer assembly for bilge IC pump systems combines a strainer, non-return valve, and automatic level switch with Intelligent Control Technology for automatic bilge water level management. It is made of plastic, uses 19 mm (3/4 inch) hose ports, and is compatible with Whale Bilge IC and Whale Gulper IC 12V or 24V pumps. Supplied with a 4 m (12 ft) cable; article number 17540369.
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$ 130.35
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1-2 weeks delivery time The Whale SI8284 remote-mounted electric bilge system is a 12V DC unit with intelligent control electronics that automatically signals the pump when water needs to be pumped out. It is pre-wired and assembled and includes a three-in-one strainer, non-return valve, and electronic control switch, plus an integrated non-choke valve. The system is self-priming (up to 3 m) and dry-running capable, delivers 1140 LPH (19 LPM), supports 19 mm (3/4 inch) and 25 mm (1 inch) hose sizes, and is rated up to 8A with a 10A fuse; it conforms to ISO8846, ISO8849, and ISO15083 and includes a 3-year warranty.
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$ 711.23
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1-2 weeks delivery time The Whale SI8484 bilge pumping assembly is a 24V DC remote-mounted diaphragm unit with built-in intelligent control electronics for automatic on/off operation when water needs to be pumped out. It is supplied pre-wired and assembled with an easy-to-clean small strainer and a three-in-one design combining strainer, non-return valve, and electronic control switch. Key data includes 1140 LPH (19 LPM) flow, 2 m cable, 5A fuse, IP68 7-way quick connect, 19 mm (3/4 inch) and 25 mm (1 inch) hose sizes, and a maximum combined head and lift of 4 m; it conforms to ISO8846, ISO8849, and ISO15083 and includes a 3-year warranty.
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$ 727.57
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1-2 weeks delivery time The Whale SK8813 service repair kit is a maintenance component set for Whale Gusher 8 Mk3 pumps (hand bilge pump). The kit includes 2 O-rings, 2 check valves (inlet and outlet flaps), and 1 neoprene diaphragm; item number 17540380, country of origin United Kingdom, shipping weight 0.30 kg.
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$ 53.58
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1-2 weeks delivery time The Whale Supersub 1100 submersible bilge pump is a 12V DC electric unit for small bilges and confined spaces, with integrated venting and adjustable/rotatable ports for flexible installation and easier maintenance. It delivers up to 66 LPM (3,960 LPH / 1050 GPH) and 47 LPM (2,820 LPH / 750 GPH) at 1 m head, draws up to 4.3A (5A fuse), and requires a separate bilge switch. Hose compatibility is 25 mm (1 inch) or 28 mm (1-1/8 inch), and the pump includes a low-profile strainer, snap-fit assembly, and 3-year warranty.
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$ 92.64
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1-2 weeks delivery time The Whale Supersub 1100 submersible bilge pump is a 24V DC unit for small bilges and tight spaces, with integrated venting to help prevent air in the system and adjustable/rotatable ports for easier installation and servicing. It is rated at 66 L/min (3960 LPH / 1050 US GPH without back pressure) and delivers 47 L/min (2820 LPH / 750 US GPH) at 1 m head. This pump is not automatic and is intended to be controlled by a separate bilge switch; it supports 25 mm (1 inch) or 28 mm (1-1/8 inch) hose connections, draws up to 2.2 A (2.5 A fuse), and includes a 3-year warranty.
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$ 98.41
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How does a Whale Marine manual bilge pump help remove water from a boat’s bilge system?
A manual bilge pump removes unwanted water from a boat’s bilge system through hand-operated pumping, helping keep the vessel safe and dry when electrical power is unavailable. It serves as a reliable source of emergency dewatering and remains a standard piece of equipment for many boating enthusiasts and professional operators.
Known for their quality and practical design, manual bilge pumps complement pumps and water management systems used throughout the marine industry. They are a popular choice for any boater seeking dependable performance in a wide range of operating conditions.
What is the purpose of a shower waste pump in marine water systems and how does it support onboard drainage?
A shower waste pump removes grey water from shower trays and directs it to the appropriate drainage system, helping keep onboard spaces clean and dry. These electric systems are designed for efficient water handling in marine environments, providing a portable and innovative solution for modern aqua and drainage applications.
Built on years of engineering expertise, shower waste pumps support reliable operation across a wide range of vessels and are considered a standard component of many marine water systems. Their role in effective drainage makes them an important part of onboard water management.