Rule-Mate Automatic Submersible Bilge Pumps 12V RM500B- 500GPH with Auto Sense Intelligence - Thermal Cut-Off & Backflow Prevention - Compact Design for Boats - Easy Install Threaded Discharge

The Rule-Mate Automatic Bilge Pump is designed to deliver superior water removal performance while maximizing efficiency and reliability. Available in 500, 800, and 1100 GPH models, this 12V submersible pump offers up to 10% more flow than previous versions—without increasing amperage. Its compact design fits easily into tight bilge spaces, making it ideal for a wide range of vessels. Equipped with Auto Sense Intelligence, the pump automatically activates when water reaches 2 inches and shuts off at 3/8 inches, ensuring fully automated, hands-free operation. In case the sensor becomes blocked, the pump enters a backup cycle mode, activating every 2.5 minutes to prevent flooding and protect your vessel. Additional features include built-in thermal cut-off protection to prevent overheating and hidden air vents that help eliminate airlocks, reducing wear and ensuring smooth operation. The threaded discharge system allows for quick and easy installation, saving you time and hassle during setup. Whether you're a weekend boater or a serious marine enthusiast, the Rule-Mate bilge pump offers peace of mind with dependable water removal, low maintenance, and enhanced safety. It’s the perfect upgrade for keeping your boat dry, secure, and ready for every adventure.

• Enhanced Efficiency: This Rule-Mate bilge pump delivers up to 10% more water flow than previous models while using the same amperage, providing quicker drainage without added energy consumption—perfect for maintaining a dry and safe vessel efficiently.
• Smart Auto Activation: Featuring advanced Auto Sense Intelligence, this automatic pump activates at 2 inches and shuts off at 3/8 inches, offering true hands-free operation that protects your boat from flooding and lets you enjoy peace of mind on the water.
• Reliable Backup System: In the event the sensor is blocked, the pump enters a backup mode, cycling every 2.5 minutes to manage excess water. This feature ensures your boat remains protected even if the primary detection system becomes obstructed.
• Advanced Safety Features: Built-in thermal cut-off protection prevents overheating, while hidden air vents reduce airlocks, enhancing performance, reducing maintenance needs, and extending the life of your 12V submersible bilge pump in all conditions.
• Quick, Hassle-Free Setup: Designed for convenience, this bilge pump includes a user-friendly threaded discharge system that simplifies installation, helping you upgrade your boat quickly and ensure your bilge area stays dry with minimal effort or downtime.