What are the main features of the Faria 4 inch Tachometer with Hourmeter?

The Faria 4 inch Tachometer with Hourmeter features a black perimeter-lighted dial, bold white graphics, a black aluminum bezel, and a flat glass lens. It is designed for diesel engines, offering a wide range of scales, multiple signal sources, and an anti-scratch glass lens for durability.

How does the Faria 4 inch Tachometer with Hourmeter work with different engines?

This tachometer works by counting pulses generated by the ignition system, alternator, tach signal generator, or magnetic pickup sender. It can be set up for both gas and diesel engines by selecting the appropriate switch setting and connecting to the correct signal source.

What size hole is needed for installation of the Faria 4 inch Tachometer?

The Faria 4 inch Tachometer requires a 4-inch diameter hole for proper installation.

Is the Faria 4 inch Tachometer suitable for diesel engines, and what RPM range does it support?

Yes, this tachometer is specifically designed for diesel engines and supports a maximum of 4000 RPM, making it ideal for monitoring engine performance accurately.

What should I consider when installing the Faria 4 inch Tachometer with Hourmeter?

When installing, ensure the tachometer is connected correctly to the power supply, ground, and signal source as listed in the instructions, and select the correct pulse setting on the back switch to match your engine's signal.

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Faria 4" Tachometer with Hourmeter (4000 RPM) (Diesel) Mech. Takeoff & Var. Ratio Alt - 33834

Name: Faria 4" Tachometer with Hourmeter (4000 RPM) (Diesel) Mech. Takeoff & Var. Ratio Alt - 33834
Brand: Faria Beede Instruments
SKU: 76727
Price: 230.99 USD
Availability: InStock

$230.99 ~~$259.99~~

SKU: 76727

Manufacturer Part #: 33834

Faria Instruments 4” Tachometer with Hourmeter – 4000 RPM Diesel, Mechanical Takeoff & Variable Ratio Alternator (Part #33834)

Upgrade your marine dashboard with the Faria 4” Tachometer with Hourmeter (4000 RPM), designed specifically for diesel engines using mechanical takeoff or variable-ratio alternator signals. This premium marine tachometer delivers accurate engine RPM readings while the built-in hourmeter tracks total engine run time—perfect for maintenance scheduling and performance monitoring.

Built for harsh marine environments, this 4-inch gauge features corrosion-resistant construction, clear easy-to-read markings, and reliable illumination for low-light conditions. Compatible with 12V and 24V systems, it’s an ideal replacement or upgrade for boats, yachts, and commercial marine applications.

Key Features

Dual Compatibility: Engineered to work with both Mechanical Signal Generators and Variable Ratio Alternators.
Precision Calibration: Features an adjustable trim pot on the rear to fine-tune the RPM reading based on your specific pulley ratio.
Superior Visibility: Features a bold white dial, polished stainless steel bezel, and perimeter lighting for clear reading in low-light conditions.
Marine-Grade Durability: Built with a contoured glass lens to prevent fogging and a rugged housing to withstand harsh salt-air environments.

Technical Specifications

Feature	Specification
Model Number	33834
Series	Chesapeake White
Application	Diesel Engines Only
Range	0 – 4000 RPM
Hole Size	4" - Hole size: 3.375" (85mm)
Voltage	12V DC
Signal Source	Alternator (AC) or Mechanical Signal Generator
Hourmeter	Digital (Tracks up to 999,999.9 hours)
Bezel	Polished Stainless Steel

What’s In The Box?

When you purchase the Faria 33834, you receive everything needed for a standard panel installation:

(1) Faria 4" Tachometer with Hourmeter
(1) Mounting Bracket and Hardware (Back clamp and nuts)
(1) Light Bulb/Socket Assembly (For perimeter illumination)
Installation Instructions (Including wiring diagrams and calibration steps)

Note: Wiring harnesses and external signal generators are sold separately if your engine is not already equipped with them.

Applications

Marine diesel engines
Boats, yachts, trawlers, and commercial vessels
Engine monitoring and maintenance tracking

Part Number: 33834
Condition: New
Category: Marine Gauges / Tachometers with Hourmeters

Manufacturer : Faria Beede Instruments
UPC : 759266338340

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