My Account
Shopping Cart

Rule Industries 25DA 500 GPH 12V Submersible Bilge Pump

Manufacturer

Rule Industries

<h3>Rule Industries: Five Decades of Marine Pumping Excellence</h3> <p>Since 1965, Rule Industries has been a trusted name in marine solutions, setting the industry standard with high-performance submersible bilge pumps. As part of Xylem's portfolio of water technology brands, Rule has built an exceptional reputation among commercial fishermen, recreational boaters, and marine professionals who demand equipment that performs when it matters most. As marine technology developed, Rule stayed ahead, delivering pump systems that became the go-to choice for commercial fishermen and recreational boaters alike.</p> <p>Every boat owner faces the same challenge: water intrusion is inevitable. Whether from rain, splash-over, or slow leaks, managing bilge water is critical to vessel safety and longevity. That's where Rule's engineering expertise becomes essential. Rule pumps have built their reputation in the field—through storms, mechanical failures, and those high-pressure situations where reliable water removal is the difference between a close call and a catastrophe.</p> <h3>Comprehensive Marine Water Management Solutions</h3> <p>Rule's product lineup centers on one core mission: keeping vessels dry and operational in any condition. Their <a href="/6623-rule-industries-electric-bilge-pumps-200350">electric bilge pumps</a> form the foundation of this commitment, offering flow rates from 360 GPH to over 3800 GPH to match any vessel size and water accumulation challenge. These pumps feature marine-grade construction designed to withstand salt spray, temperature extremes, and constant moisture exposure that would quickly destroy lesser equipment.</p> <p>Understanding that automation is key to peace of mind on the water, Rule offers multiple control solutions. Their <a href="/6623-rule-industries-float-switches-200426">float switches</a> provide reliable automatic activation when water levels rise, eliminating the need for constant monitoring. For comprehensive vessel protection, Rule's <a href="/6623-rule-industries-bilge-pump-switches-alarms-200163">bilge pump switches and alarms</a> deliver layered safety systems that alert operators to water intrusion while automatically managing removal. Rule Automatic Bilge Pumps feature built-in sensors that check for water every 2.5 minutes, ensuring continuous protection without manual intervention.</p> <p>Beyond bilge management, Rule provides specialized solutions for other marine applications. Their <a href="/6623-rule-industries-air-pumps-adaptors-200078">air pumps and adaptors</a> support livewell systems critical for fishing operations, while their extensive range of <a href="/6623-rule-industries-plumbing-parts-accessories-200786">plumbing parts and accessories</a> ensures that complete fluid management systems can be built, maintained, and upgraded using Rule components.</p> <h3>Engineering That Stands Up to Marine Environments</h3> <p>Rule's commitment to quality and durability makes their pumps the first choice among do-it-yourselfers and professional installers alike. The brand's pumps undergo rigorous testing to ensure they deliver rated flow rates even under challenging conditions. Their cartridge-style pump designs allow for easy maintenance—when debris clogs the strainer or impeller, the motor cartridge can be quickly removed for cleaning and reinstalled, minimizing downtime.</p> <p>High-quality materials handle salt spray, temperature swings, and constant moisture without breaking down, designed to keep working in conditions that destroy lesser equipment. This durability translates to real-world reliability for boaters who need equipment they can count on when far from shore, facing rough seas, or leaving their vessels unattended.</p> <h3>Why Marine Professionals Choose Rule</h3> <p>Rule's position in the marine industry reflects decades of proven performance. The brand's pumps are specified by boat manufacturers, recommended by marine technicians, and chosen by vessel owners who understand that bilge pump failure isn't just an inconvenience—it's a serious safety risk. From small recreational craft to larger commercial vessels, Rule provides scalable solutions backed by widespread availability through marine dealers and distributors worldwide.</p> <p>Whether you're replacing a worn pump, upgrading to automatic operation, or building a new vessel, Rule Industries delivers the marine pumping technology that keeps boats dry, protected, and ready for whatever conditions they encounter on the water.</p>

Part Number

25DA
05/31/2036 8:37 PM
Sale Price

$27.10

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Rule Industries 25DA is a 500 GPH submersible bilge pump designed to efficiently clear nuisance water from your boat's bilge. Operating on 12V DC at just 1.6 amps, this compact pump delivers reliable performance for small to mid-sized vessels while minimizing battery drain.

Key Features:

  • Higher Flow Impeller: Optimized impeller design provides greater flow rates at the same amperage for improved efficiency
  • Built-in Thermal Cut-Off (TCO): Automatic protection prevents motor damage from overheating, safeguarding both pump and vessel
  • Back Flow Prevention: Integrated check valve reduces water left in the bilge after pumping, minimizing odors and keeping the bilge cleaner
  • Hidden Air Vents: Strategically placed vents in the pump body help prevent air locking in challenging plumbing installations and work in conjunction with the check valve
  • Threaded Discharge Port: Standard threaded outlet allows for easier installation and simplified maintenance

Part of Rule's proven DA series, the 25DA is built on rigorous engineering and testing standards. The submersible design allows for flexible mounting options below the waterline, and the pump's compact footprint makes it ideal for tight bilge spaces. With a 3/4-inch discharge port, it connects easily to standard marine bilge hose.

Products specifications

Amps

1.6

Gallons Per Hour

500

Hose

3/4"

Voltage

12

good thank you

quick check out

Great, thanks for letting me use Pay Pal with 6 months same as as cash

I need to specify what size of master cylinder I am ordering

quick and easy

Good fast shipping. Easy ordering.

Easy, and parts are in stock. Fast shipping. Very satisfied.

Easy!!! Fast.... the items were fine but the packing suffered horribly in transit. The box was tattered and sagging but the contents had not gotten out.....yet. Other than that everything was swell.

GREAT!!

Great first order

Ordering my product was and best part of it was delivered earlier than expected,thanks again

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy