Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).

Filter Results By

Applied Filters

Clear All

Brand
Price
Shop By
Ratings

Test Instruments

352 Results Found that Include 655 Products

Results per page:  16 | 32 | 48
Digital Stopwatch,Water Resistant
  • EXTECH
  • Digital Stopwatch, Water Resistant Digital Stopwatch,Water Resistant
  • Item # 4TM11
  • Mfr. Model # 365510
  • Digital Stopwatch, Count up to 23 hr., 59 min., 59 sec. Timing Range, Accuracy +/- 3 Seconds per Day,...More

  • Category : Stopwatches
Digital Stopwatch,Backlit LCD
  • EXTECH
  • Digital Stopwatch, Backlit LCD Digital Stopwatch,Backlit LCD
  • Item # 2ENF5
  • Mfr. Model # 365515
  • Digital Stopwatch, Count up to 23 hr., 59 min., 59 sec. Timing Range, Accuracy +/- 3 Seconds per Day, Backlit...More

  • Category : Stopwatches
Digital Thermometer,-58 to 158 Degree F
  • EXTECH
  • Digital Thermometer, -58 to 158 Degree F Digital Thermometer
  • Item # 4FB69
  • Mfr. Model # 401014
  • Digital Thermometer, Indoor/Outdoor, Wall or Desk, -58 Degrees to 158 Degrees Temp. Range (F), -50 Degrees to...More

  • Category : Wall, Desk, and Window Thermometers
Dual Range AC Voltage Detector
  • EXTECH
  • Dual Range AC Voltage Detector Dual Range AC Voltage Detector
  • Item # 3EMK6
  • Mfr. Model # DV25
  • Dual Range AC Voltage Detector, Voltage Range 24 to 1000VAC, 100 to 1000VAC, Indication Audible/Visual,...More

  • Category : Voltage Detectors
Moisture Meter,Wood or Drywall
  • EXTECH
  • Moisture Meter, Wood or Drywall Moisture Meter,Wood or Drywall
  • Item # 4GE78
  • Mfr. Model # MO100
  • Pocket Size Moisture Meter, With Adjustable Sensor Position, Wood Moisture Approx 0 to 30%, Air Temperature...More

  • Category : Moisture Meters
Circuit Breaker Finder,120VAC,Enrgzd Lns
Battery Operated Megohmmeter,1000V
  • EXTECH
  • Battery Operated Megohmmeter, 1000V Battery Operated Megohmmeter,1000V
  • Item # 1YB52
  • Mfr. Model # 380260
  • Battery Operated Megohmmeter, Output Test Voltage 250/500/1000VDC, Insulation Resistance Range 200 megohm,...More

  • Category : Megohmmeters
Heat Index Stopwatch,Relative Humidity
  • EXTECH
  • Heat Index Stopwatch, Relative Humidity Heat Index Stopwatch,Relative Humidity
  • Item # 4FB70
  • Mfr. Model # HW30
  • Heat Index Digital Stopwatch, Count up to 9 hr., 59 min., 59 sec. Timing Range, Accuracy +/-5 Seconds per...More

  • Category : Stopwatches
Humidity Alert Indicator
  • EXTECH
  • Humidity Alert Indicator Humidity Alert Indicator
  • Item # 21YE16
  • Mfr. Model # RH30
  • Temperature Humidity Meter, 14 to 122 Degrees F Temp. Range (F), -10 to 60 Degrees Temp. Range (C), 1 to 99...More

  • Category : Wall and Desk Hygrometers
Separator,AC Line
  • EXTECH
  • Separator, AC Line Separator,AC Line
  • Item # 3ZH94
  • Mfr. Model # 480172
  • AC Line Splitter, Max. Input Current 15A, Max. Output Current 15A, Max. AC Voltage 120V, Function Separates...More

  • Category : AC Current Line Splitters
Indoor Air Quality Carbon Dioxide Meter
  • EXTECH
  • Indoor Air Quality Carbon Dioxide Meter Indoor Air Quality Carbon Dioxide Meter
  • Item # 30ZV04
  • Mfr. Model # CO240
  • Indoor Air Quality Carbon Dioxide Meter, Carbon Dioxide Concentration 0 to 9,999 ppm, Temp. Range 14 Degrees...More

  • Category : Gas Analyzers
Detector,Gas Leak
  • EXTECH
  • Detector, Gas Leak Detector,Gas Leak
  • Item # 4GE83
  • Mfr. Model # FG100
  • Gas Leak Detector, Detects Propane 500 To 6500 PPM, Natural Gas 1000 To 6500 PPM, Audible And Visual...More

  • Category : Combustible Gas Detectors
RS232 to USB Adaptor
  • EXTECH
  • RS232 to USB Adaptor RS232 to USB Adaptor
  • Item # 4GPR3
  • Mfr. Model # USB100
  • RS232 to USB Adaptor, Includes CD with Drivers and Instructions, For Use With Virtually any Product that has...More

  • Category : Power Meters and Analyzers Accessories
Digital Sound Level Meter,40 to 130 dB
Mini Analog Multimeter, 300 Max. AC Volts
  • EXTECH
  • Mini Analog Multimeter, 300 Max. AC Volts Mini Analog Multimeter, 300 Max. AC Volts
  • Item # 3JZK7
  • Mfr. Model # 38073
  • Mini Analog Multimeter, Max. AC Volts 300, Max. DC Volts 300, Max. DC Amps 250mA, Max. Ohms 1 megohm,...More

  • Category : Analog Multimeters
Stroboscope,Digital,100 To 10,000 RPM
  • EXTECH
  • Stroboscope, Digital, 100 To 10,000 RPM Stroboscope,Digital,100 To 10,000 RPM
  • Item # 5AY35
  • Mfr. Model # 461830
  • Digital Stroboscope, Flashes per Minute 100 to 10,000, RPM Range 100 to 10,000, Resolution 0.1 Flashes Per...More

  • Category : Stroboscopes
Results per page:  16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More