Ships from U.S. warehouse via CWR Distribution. Manufacturer warranty applies when included by the brand.
Monitor your boat’s DC system at a glance with a compact, daylight-readable OLED voltmeter. The Blue Sea 1733 is designed for 12V and 24V DC systems and mounts in a common 1-1/8-inch hole.
Key benefits
Bright OLED display for quick voltage checks
Works with 12V and 24V DC systems
8–36V DC input range
0.01V display resolution
±1% voltage accuracy
Low 15mA operating current
IP66 water-resistant construction
Reverse-polarity protection
Best fit
Useful for monitoring house batteries, starting batteries, accessory circuits, or other DC systems where a compact panel-mounted voltage display is needed.
Before ordering
Confirm the 8–36V DC input range matches the system
Verify there is room for a 1-1/8-inch mounting hole
Use properly sized marine wire and appropriate fuse protection
Follow Blue Sea Systems installation instructions
Shipping and support
Shipping options and charges are shown at checkout. Sonark Marine can help confirm basic voltage and mounting compatibility before purchase.
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