Whitlock Instrument

Whitlock Instrument is a company with unparalleled expertise in developing Oilfield Control equipment. We serve small companies to large corporations and everything in between with prominent solutions specifically tailored to meet the needs of every customer. No project is too large or too small.

General Description of Whitlock Instrument

Whether you need to buy electronic equipment, repair service, or a piece of equipment developed from engineering to implementation, we are the shop for you. DNFT performs monitoring and shutdown functions like No-Flow, Low-Flow or Excessive-Flow for Divider-Block Lubrication Systems. (DNFT) for compressor lube systems is manufactured in a facility registered to ISO 9001. DNFTs can be used for a variety of different applications in the oilfield to help keep motors and transmissions functioning properly.

Whitlock Instrument Short History

Over 50 years of Engineering Design, Manufacture and Service experience, cutting edge technologies and exploring the innovative products have made us the leader in the market. Please take a few minutes to browse through the products and services that we have to offer. If you do not see exactly what you need, then feel free to email us at the above email address so that we can discuss your needs further.

Product Data Sheets and product specifications are available on all of the products that we develop, which makes it easier to integrate our solutions into your existing applications. Our strategy is to offer products, services and solutions that are efficient, cost effective and deliver the best customer experience possible. We are proud of our people, our high standards and values, and our deep commitment to excellence in everything that we do.

Line of Business Whitlock Instrument

Air Throttle

Whitlock Instrument Air Throttle
Whitlock Instrument Air Throttle

directly control the power output of the engines, and come in the following models: Pulse Width Modulation (PWM) Throttles, Analog Throttles, and J1939 Throttles.

Custom Harness

Whitlock Instrument Custom Harness
Whitlock Instrument Custom Harness

is designed to allow an easy connection to be made between a piece of equipment and an electronic device. A custom harness can be built for many different purposes and can be made with many different connectors for easy connections to any type of equipment.

Cycle Indicators

Whitlock Instrument Cycle Indicator
Cycle Indicator

are a very cost effective and easy to use lubrication monitoring device. It is a completely sealed device, specially made for industrial use. The highly visible indicator makes it easy for anyone to see and quickly determine the precise timing of the divider valve cycle.

Digital No-Flow Timer (DNFT)

Whitlock Instrument DNFT
Digital No-Flow Timer

performs Monitoring and Shutdown functions like No-Flow, Low-Flow or Excessive-Flow for Divider-Block Lubrication Systems.

Engine Controls

Whitlock Instrument Engine Control
Engine Control

are used to operate all brands of electronic diesel engines, all brands of transmissions, air drilling equipment, and other oilfield service packages. These packages are custom built to ensure the controls and meters are designed to operate as per the specifications of the job.

J1939 Products

Whitlock Instrument J1939 Speedometer
J1939 Speedometer

Uses a high-speed network for machines that operate at 250K baud rate. These products are capable of supporting control, information sharing, diagnostics, multiplexing, and proprietary communications.

Lubrications Monitors

use the newest microprocessor and transistor technologies to detect SLOW-FLOW and NOFLOW conditions by monitoring divider block lubrication systems. These are also used to display the total run-time hours and total oil consumption in pints.

Measuring Equipment

Whitlock Instrument Measuring Equipment
Measuring Equipment

is used to check for the presence and magnitude of voltage, temperature, and also used to check the size of many different items. Many of these items are must-haves for any electronics expert!

Panel Meter

Whitlock Instrument Panel Meters
Panel Meters

is a device that displays an input signal in either digital or analog form. Many panel meters include different options such as the ability to set off an alarm and transfer information to and from a computer.

Proximity Switches

Whitlock Instrument Proximity Switch
Proximity Switch

are devices that are used to accurately monitor fluid or grease lubrication systems. They are completely sealed and specially manufactured for industrial use. The proximity switch is very easy to use an can be installed on either side of the divider block.

Purge Guns

Whitlock Instrument Purge Guns
Purge Guns

are easy to use, lever action hand-pumped lubrication devices. It can be used to manually purge oil systems, test oil systems, or test the condition of a divider valve system.


Whitlock Instrument Shifters

are used to control mechanical/electrical transmissions from 6 speed to 8 speed. This will make for easier and smoother shifting on your transmission. We also develop shifters with a J1939 bus interface that allows your shifter to be automated by a computer.

Time Clocks

Whitlock Instrument Time Clock
Time Clock

are used to record different measures of time so that a record of a particular event can be timestamped. These clocks can be setup to record the month, the day, the date, the time, or any combination of these. Most applications require some type of time measurement, so a time clock is almost always needed.

Well Service Packages

Whitlock Instrument Well Service
Well Service

Whitlock Instrument specializes in engineering or reengineering many different types of well service packages. Some of the well service packages that can be designed and constructed are harness assemblies, remote control panels, dashes, relay panels, and more.

Services of Whitlock Instrument

Whitlock Instrument offers a wide variety of different services to all of its customers. These services include a full service machine center, highly specialized equipment customization, and repairs, calibration, and certification of many different types of equipment and tools. Click on one of the pictures below to get more information about any one of the services.


  • Panel Meters (Analog or Digital) with custom logos (Simpson, Triplett, Brighton, Textmate, Crompton)
  • Harnesses
  • Dual and Single Set Point Meters
  • Custom and Production Machining in our In-House Machine Center

Read More : Klay Instrument

Repairs and Calibrations

Whitlock Instrument on the following devices :

  • Fluke Multimeters
  • Simpson, Triplett, Sperry, Amprobe, Greenlee, Altek and Fisher Test Equipment
  • Frequency Generators
  • Oscilloscopes
  • Dead Weight Testers
  • Pressure Gauges
  • Machining Tools(Indicators, Micrometers, Level, Length Indicators, etc.)

Whitlock Instrument certify the following :

  • Analog Meters (DMMs and VOMs)
  • Decade Boxes
  • Process and Dry Block Calibrators
  • Thermometers
  • Infrared Pyrometers
  • RTD Simulators
  • Oscilloscopes
  • Dead Weight Testers
  • Chart Recorders
  • Torque Wrenches
  • Power/Watt Meters
  • Machining Tools

Source : nofloc.com

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