Johnson Pumps 72303-001 Bilge Alert High Water Alarm with Ultima Switch 12V

The Johnson Pumps Bilge Alert High Water Alarm with Ultima Switch is an advanced marine bilge monitoring system featuring patented Mirus field effect digital technology. This integrated alarm and automatic pump control system provides reliable high water detection and automatic bilge pump activation to protect your vessel from flooding.

Advanced Mirus Field Effect Technology:

• Totally sealed fluid detector never contacts water, eliminating corrosion issues
• Not affected by oil, fuel, or debris in the bilge
• No moving parts for superior reliability and durability
• 100 dB alarm provides loud audible warning

Ultima Switch Automatic Pump Control:

• Activates bilge pump at 2 inches (50mm) water level
• Deactivates pump at 3/4 inch (20mm) water level
• Rated for all Johnson submersible pumps up to 20 amps at 12V or 10 amps at 24V
• 8-second delay prevents false starts from wave action

Control Panel Features:

• Panel dimensions: 2-1/2 inches x 2 inches
• Three-way rocker switch (Test-Off-Armed) for easy operation
• LED warning light provides visual alert
• 3-second signal delay to alarm reduces false alarms

The Bilge Alert sensor mounts on the bulkhead, stringer, transom, or hull above your normal float switch level but below critical components. This dual-function system provides both high water alarm notification and automatic pump activation for complete bilge water management and peace of mind while boating or at the dock.