Johnson Pump Ultima Switch Electronic Automatic Bilge Pump Switch, 12/24V 20A

Ensure reliable, automatic bilge pumping with the Johnson Pump Ultima Switch Electronic Automatic Switch. This advanced, solid-state switch utilizes patented Mirus™ field effect detector cells to create micro-electrical fields that precisely detect water without any physical contact, effectively preventing corrosion and ensuring consistent operation even with oil or debris present in the bilge. Engineered for durability with no moving parts and a mercury-free design, the Ultima Switch is an environmentally sensitive and highly dependable choice for your vessel. Backed by a three-year limited warranty, this switch offers long-term peace of mind and superior performance. Upgrade your bilge system for worry-free water management today.

• Corrosion-Free Sensing: Patented Mirus™ field effect detector cells create micro-electrical fields that detect water without physical contact, preventing corrosion and ensuring reliability against oil or debris.
• Maintenance-Free Operation: Features totally sealed solid-state electronics with no moving parts or mercury, eliminating mechanical wear and corrosion for enhanced longevity and an environmentally sensitive design.
• Precise Activation: Activates your bilge pump at a 50mm (2") fluid level and deactivates at a 20mm (¾") fluid level, providing accurate and efficient water management.
• False Start Prevention: Incorporates a 3-second delay to prevent premature pump activation caused by water sloshing in turbulent conditions.
• Versatile Power Handling: Rated to handle pumps up to 20 amps at 12V DC or 10 amps at 24V DC, offering broad compatibility with various bilge pump systems.
• Easy Installation: Includes "T slot" mounting ears and 30 inches of tinned stranded wire, facilitating straightforward setup and compatibility with Johnson Pump and other manufacturers' bilge pumps.

Integrates seamlessly with Johnson Pump submersible bilge pumps and can also be used to activate a high-water alarm system for added safety.