JOHNSON 187-33703 Pump Bilge 12V

( Part Type: Pump ), ( Manufacturer Part Number: 187-33703 ), ( Country Of Origin: United States )

Review JOHNSON 33703 Pump Low Bilge Gph 12v fits BOY 750

The Johnson Pumps 187-33703 33703 is a reliable and efficient 12-volt bilge pump designed to keep your boat or other watercraft free from unwanted water. This submersible pump is constructed with high-quality materials to ensure durability and long-lasting performance.

The pump features a powerful 750 GPH (gallons per hour) flow rate, making it capable of removing large amounts of water quickly and efficiently. It is designed for use in freshwater or saltwater environments, making it a versatile option for a variety of watercraft.

The 12-volt DC power requirement makes it compatible with most marine and RV electrical systems. The pump also comes with a float switch, which automatically turns the pump on when water level reaches a certain point and off when the water level drops, ensuring continuous operation as needed.

The pump housing is made of thermoplastic material, which is resistant to corrosion and provides excellent durability. The impeller is made of high-performance, glass-filled polypropylene material, ensuring efficient water flow and long-lasting performance.

The Johnson Pumps 187-33703 33703 also includes a 10-foot power cord and a 3-foot discharge hose. The pump is easy to install with clear instructions provided, and it is also easy to maintain with readily available replacement parts.

Overall, the Johnson Pumps 187-33703 33703 is a high-performing and reliable bilge pump that is perfect for keeping your boat or watercraft dry and safe. With its powerful flow rate, compatibility with various water environments, and easy installation and maintenance, this pump is an excellent choice for boat owners and other watercraft users.

Pros and Cons of Buying Johnson Pump Model 187-33703 for Your Bilge

The Johnson Pump Model 187-33703 is a popular choice among boat owners for their bilge pumping needs due to its powerful performance and compact design. However, like any other product, it comes with its advantages and disadvantages. In this analysis, we will discuss these pros and cons to help you make an informed decision.

1. Powerful Performance: This 12V, 750 GPH (gallons per hour) pump is designed to effectively remove large volumes of water from your bilge quickly. Its efficient impeller design ensures minimal clogging, allowing for continuous operation in wet environments.

2. Compact Design: With dimensions of 7.5 x 5.5 x 8.5 inches, the Johnson Pump Model 187-33703 is a space-saving option for boats with limited storage. Its lightweight design (weighing only 3.75 pounds) also makes it an easy addition to your boat.

3. Durable Construction: The pump housing is made of thermoplastic material, making it resistant to corrosion and damage. Its heavy-duty impeller and motor make it a reliable solution for regular bilge pumping needs.

4. Easy Installation: This pump comes with a universal transom mounting bracket, making it a simple installation process for most boats. No additional mounting hardware is required, and the included switch allows for manual or automatic operation.

5. Affordable Price: Compared to other high-performance bilge pumps in the market, the Johnson Pump Model 187-33703 offers a competitive price that makes it an attractive option for boat owners on a budget.

1. Manual Operation: While the included switch allows for manual operation, some users may prefer an automatically activated pump for added convenience. This could require additional investment in a float switch or other automatic activation system.

2. Limited Suitability for Large Boats: As a 750 GPH pump, it may not be suitable for larger boats with extensive bilge water accumulation. For larger boats, a higher-capacity pump may be necessary.

3. Potential Vibration: Some users have reported that the pump may produce noticeable vibrations during operation, which could potentially cause damage to the mounting bracket or other nearby components. This can be mitigated by securing the pump tightly and ensuring a solid mounting surface.

The Johnson Pump Model 187-33703 offers a powerful, space-saving, and cost-effective solution for small to medium-sized boat bilge pumping needs. Its durable design, easy installation, and reliable performance make it a popular choice among boat owners. However, its manual operation and limited capacity for large boats are important factors to consider before making a purchase. Ultimately, the decision to buy this pump depends on your specific bilge pumping requirements and preferences. If you need a high-performance, affordable, and compact solution for your small to medium-sized boat, the Johnson Pump Model 187-33703 is definitely worth considering.

part # 18733703 price

• $51.95

specifications vesselvent:

• for models: 750, Boy
• for makes: Johnson
• part type: Pump
• manufacturer part number: 187-33703
• country of origin: United States

offer vesselvent:

• options: Ship-to-home
• sold: 0
• quantity: 6
• started: April 3, 2026
• availability: In Stock

shipping vesselvent:

• service: USPS Ground Advantage
• carrier: USPS
• transit: 5-11 Days
• cost: $8.90
• type: Fixed
• class: Standard

seller vesselvent:

• rating: 99.7%
• # reviews: 12908

general vesselvent:

• Parts Accessories > Boat Parts > Plumbing Ventilation
• condition: New

returns vesselvent:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

payments vesselvent:

• other
• wallet: Apple-pay
• credit card: Mastercard

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