Faria Instruments 33742 Chesapeake Black 4" Tachometer 4000 RPM Diesel

The Faria Chesapeake Black 33742 is a 4-inch diesel tachometer designed for engines up to 4000 RPM, featuring mechanical takeoff and variable ratio alternator compatibility. This professional-grade marine instrument combines classic styling with modern functionality for reliable engine monitoring.

Key Features:

• Perimeter-lighted black dial with blue and white graphics for excellent visibility
• Polished stainless steel bezel resists corrosion in marine environments
• Anti-scratch domed glass lens protects the dial face
• Contoured white pointer for easy reading at a glance
• Electronic operation counts pulses from ignition system, alternator, tach signal generator, or magnetic pickup sender
• Adjustable switch on back allows calibration for different pulse rates per engine revolution
• Standard 3.375-inch (85mm) mounting hole size

Electrical Specifications:

• 12 VDC negative ground operation
• Can be adapted for 24 VDC systems
• Connects to +12VDC, ground, and signal source

The Chesapeake series is known for its classic American styling with perimeter backlighting that provides excellent nighttime visibility without glare. This tachometer is specifically calibrated for diesel engines and requires connection to an appropriate pulse signal source to function properly.

Note: Sold individually. Gauge cover not included. Factory part number TD9127.