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Shimpo DT-105A & DT-107A Tachometer


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    Our Shimpo DT-105A and DT-107A Tachometers are accurate, microprocessor-controlled hand tachometers that are great for all rotational, linear, and surface speed and length measurements.

    These tachometers are constructed with the highest quality components for optimal performance and durability. Packed with useful features like expanded memory storage, added length functions, free NIST certificates, and many accessories to use along with them, these tachometers are necessary tools at a great value.


    • Direct length measurement
    • Extensive speed range (0.10 - 25,000 RPM)
    • Large 5 digit display with total revolution
    • Long battery life (40-60 hours)
    • Large 10-test memory capacity (selectable to 5 minutes or more)
    • Free NIST certificate
    • Minimum shaft loading overspeed protection


    Measuring range 0.10 - 25,000 RPM with floating decimal
    Accuracy 0.10 - 999.9 RPM: ±0.06 RPM
    1000.0 - 9,999.9 RPM: ±0.6 RPM
    10,000 - 25,000 RPM: ±0.006 % of reading ±1 digit (or 2 RPM max.)
    Display DT-105A: 5 digit 0.47" (12 mm) high LCD
    DT-107A: 5 digit 0.4" (10 mm) high LED
    Measuring units Revolutions: RPH,RPM
    Feet: FPH,FPM
    Miles: MPH
    Yards: YPH,YPM
    Inches: IPM
    Meters: mPH, mPM
    Length: m, cm, inches, feet, yards
    Total Revolutions: REV
    Memory 13 readings are stored in memory and retained for 5 minutes (last, max., min. and 10 extra measurements)
    Display update time 1 second (typical)
    Detection Optical coupler, 60 pulses/rev.
    System control Single-chip C-MOS microprocessor
    Over range indicator Flashing numerals
    Voltage requirement 2 AA 1.5 V batteries
    Low battery indicator DT-105A: Flashing LO BAT display
    DT-107A: B display
    Auto power shutoff Yes
    Battery life DT-105A: 65 hrs approx.
    DT-107A: 40 hrs approx.
    Operating temperature range 32° - 113°F (0° - 45°C)
    Decimal point Floating
    Construction Die-cast aluminum housing
    Weight 0.9 lb (400 g)
    Dimensions 7.2" L x 2.4" W x 1.8" H (182.5 mm x 60 mm x 46 mm)
    Warranty 1 year


    There are two models to choose from, the DT-105A LCD display or the DT-107A LED display. The Shimpo DT-105A tachometer has a slightly larger display and longer battery life as compared to the Shimpo DT-107A tachometer. The display on each tachometer spans five digits.

    LCD Display [DT-105A] 0.47'' (12 mm) H Flashing ''LO BAT'' battery indicator 65 hr battery life
    LED Display [DT-107A] 0.4'' (10 mm) H ''B'' low battery indicator 40 hr battery life


    Choose the standard 6'' circumference measuring wheel for your Shimpo DT-105A or DT-107A Tachometer, or upgrade to a 12'' circumference measuring wheel.

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    Warranty Information

    This product comes standard with a 1-year warranty.

    Return Information

    • Return windows close 30 days after you receive your item.
    • You are responsible for obtaining a Return Merchandise Authorization, the cost of shipping, and potential restocking fees, if the item has been opened.
    • To start a return, or to view the full returns policy, click here.
    Your Cost $257.00 List Price: $270.00
    Ships Free (US48)
    Ships next business day

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