Weschler Instruments – Manufacturer & distributor of measurement & control equipment
440.238.2550   /   800.557.0064   /   sales@weschler.com
analog meters, digital meters, transducers, signal conditioners, data loggers and test instrumentation
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Weschler Instruments – Manufacturer & distributor of measurement & control equipment.Weschler Instruments is a manufacturer and distributor of measurement and control equipment. Customers worldwide use our products in power plants, steel mills, chemical plants, paper mills and other industrial applications that require rugged, reliable and accurate instrumentation.

Browse the product and technical information on this website. If you don't find exactly what you want, our application specialists will be happy to work with you to fill your requirement for sense, measure, display, control, record, transmit and test products.


Analog Meters | Electrical Measurement Equipment – Weschler Instruments


Digital Meters | Digital Power Meters – Weschler Instruments


Digital   Meters

Bargraph Meters | Digital Bar Graph Meters – Weschler Instruments

Bargraph Meters

Process Sensors & | Transducers – Weschler Instruments

Sensors &

Signal Conditioners | Transmitters | Isolators – Weschler Instruments


Multimeters | Electrical Testers | Process Calibrators – Weschler Instruments


Temperature & Process Controllers – Weschler Instruments


Process Recorders | Data Loggers – Weschler Instruments  

Recorders &
Data Loggers

Imagers | Enclosures | Relays | Other Products – Weschler Instruments

Detailed Product List
Products by Manufacturer



   Digital Bargraph Meter
Digital Bargraph Meters, Westinghouse-style
analog meters
and the innovative  
Transformer AdvantageTransformer Advantage
    substation ETM.
H252, V252, K241 Analog Meters


...including analog panel meters, digital panel meters, controllers, data loggers, signal conditioners, sensors, transducers, power monitors and test equipment - products from 50 leading Measurement & Control manufacturers.

New Products

   Nuclear Qualified Meters

  Weschler 2018 Catalog - Meters, Sensors, Test Equipment  (240 pgs,11M pdf)


Latest News
  • NK Power Transducers | AEMC Scope & PQA | API Plug-in Transmitters (More)
  • Illuminated Meters, Multi-Function Tester, Temperature Controllers (More)
  • Illuminated Switchboard Meters (More)
  • Quality Manual Update (More)
  • PIE Process Calibrators | Byram Switchboard Meters | Weschler 2018 Catalog (More)



Where’s the Shopping Cart?

Our site does not have a shopping cart.  Most of our products are built-to-order and involve many configuration choices.  We prefer that you interact with one of our Sales Specialists to assure that you get the right product for your application, with the right configuration and options.  Our Specialists frequently can offer better discounts than sites with carts and will work with you to meet your delivery requirements.  Call or email us today:    440-238-2550,   info@weschler.com 


Featured Product
  • WESCHLER Transducers

    Use Weschler CTs, PTs and shunts as the front end to a panel meter, transmitter, data logger or tester. AC Current Transformers are available in sizes from 1 to 200VA, currents to 5000A and windows up to 8".  Split core models simplify installation on existing lines. Potential Transformers reduce high AC line voltages to a level compatible with most meters.  DC Ammeter Shunts handle up to 10000A with an output of 50 or 100mV full scale.  Other current, voltage, frequency & power transducers also available. (More) (CT Application Note)

  • LASCAR USB Data Loggers

    Lascar USB Data Logger from Weschler Instruments

    These miniature data loggers measure and store up to 32000 readings.  Plug into the USB port to set the sampling rate. Then unplug to log  independently.    Alarm levels and start/stop times are also programmable.   Plug back into the PC to download stored data for viewing and analysis, using the free EasyLog software.  Models available to record  temperature, humidity, voltage or current.  The LCD display is optional.   More info

  • Absolute Process HiVoltage DC Transmitter/Isolator

    API High Voltage Isolated Transmitter

    > Input to 1200VDC in 8 field selectable ranges.
    > Output to 0-10V, ±10V, 4-20mA in 18 field selectable ranges.
    > 1200Vrms Input/Output/Power Isolation. 
    > Compact DIN mount package.
    > Powered from 120/240VAC, 48-300VDC or 10-30V AC/DC.
    > Lifetime warranty. 

    Call for info on the APD HV-DC Transmitter.  More Absolute Process Instrumentation

  • L40 Panel Meter

    Laurel Low Cost DPM

    The Laurel L40 is a versatile 4 digit panel meter with 65 user selectable analog input types & ranges.  It measures DC voltage & current, TRMS AC voltage & current, process signals, thermocouples, RTDs, thermistors, resistance & potentiometers The unversal power supply runs off 18-265V AC/DC. Options include relays, analog output & RS-485 Modbus.    More Info

  • SIfam N30 Counter

    Sifam Tinsley Digital Counter

    The N30 Series Counter measures frequency, rotational speed, period, pulse count and elapsed time.  It has two count inputs and a 3 color, 5 digit LED displaySix alarm modes, math functions, curve fitting, and other advanced features make this a versatile panel instrument.  Options include relays, analog output & RS-485 Modbus.    All Sifam Products

  • Megger MIT230 IR Tester

    Megger Compact Insulation Tester

    The Megger MIT230 measures insulation resistance to 1000MΩ with test voltages of 250, 500 or 1000V.  This hand-held tester also measures continuity to 0.01Ω with a 200mA test current.  The LCD display includes a fast analog pointer response for evaluating circuit charge & discharge characteristics. It carries IP54 & CATIII 600V ratings and runs off 6 AA alkaline or NiMH batteries.   More Info