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Triple Display Precision Stopwatch, 1/1000th - (STW40)

Triple Display Precision Stopwatch, 1/1000th - (STW40)

by Triplett
SKU STW40
614395007102
$58.00 - $213.00
$58.00
$58.00 - $213.00
$58.00
Version: Standard

Extended Lead Time: Up to 11 business days for NIST Calibration

Product Information

  • The Triplett Model STW40 Professional Stopwatch is an essential tool for athletes, coaches, and technicians who demand precision, versatility, and reliability in time measurement.
  • This professional-grade device offers precise timing down to 1/1000th of a second resolution and accuracy with a timing capacity of up to 9 hours, 59 minutes, and 59.999 seconds ensuring dependable performance in competitive settings.
  • In addition to standard stopwatch capabilities, the STW40 includes built-in temperature monitoring, allowing users to track environmental conditions during training or testing.
  • It also features an integrated metronome to assist with pacing and rhythm, along with extensive lap memory to record and recall multiple split times.
  • Countdown timers/days and clock alarms further enhance usability, making this stopwatch suitable not only for sports but also for laboratory work, industrial processes, and interval-based training.
  • Together, these features make this modern professional stopwatch a powerful, all-in-one time management instrument. Includes 24" (600mm) lanyard and a CR2032 battery. 1-year Limited Warranty.

       

CATEGORY: PROCESS CALIBRTORS

 

  • High precision with 1/100th accuracy
  • Large LCD display with backlight feature
  • Displays Time, Calendar, and Weekday
  • Lap and countdown functions with memory
  • Metronome feature to set a consistent tempo with selectable beats per minute
  • Temperature function measures from 14 to 158°F (-10 to 70°C) for environmental awareness
  • Rugged metal (Zinc alloy) + ABS housing
  • Long battery life (10 months)
  • Convenient 24" (600mm) lanyard
  • Traceable Calibration Assurance: Optional model STW40-NIST includes a Certificate of Traceability to NIST
  • Includes Lanyard and CR2032 battery
Model STW30 STW35 STW40 STW45
Dimensions 2.6×3.1×0.8" (66×79×20mm) 3×2.5×0.6" (74×64×16mm) 2.5×2.9×0.6" (64×73×15mm) 3.2×2.6×0.6" (80×65×15mm)
Weight 1.9oz (55g) 4.9oz (138g) 5oz (143g) 2.5oz (70g)
Material housing ABS + PC Zinc alloy+Tempered glass Zinc alloy+Tempered glass ABS + PET
Display Segment LCD/ 2 Rows Segment LCD/ 2 Rows Segment LCD/ 3 Rows Segment LCD/ 3 Rows
Backlight Display Yes Yes Yes Yes
Backlight Auto Off After 3 seconds After 3 seconds After 3 seconds After 3 seconds
Timing Capacity 23hrs, 59mins, 59.99s 99hrs, 59mins, 59.99s 9hrs, 59mins, 59.999s 9hrs, 59mins, 59.999s
Resolution/Accuracy 1/100th 1/100th 1/1000th 1/1000th
Time Format 12/24 hours 12/24 hours 12/24 hours 12/24 hours
Calendar/Weekday Yes Yes Yes Yes
Alarm Clock 1 3 3 3
Lap Memory 2 10/20/30/60/80/100/150/200 10/20/30/60/80/100/150/200 10/20/30/60/80/100/150/200
Countdown Time Capacity 23hrs, 59mins, 59.99s 99mins, 59.99s 9hrs, 59mins, 59.999s 9hrs, 59mins, 59.999s
Countdown Memory 1 9999 9999 9999
Counter — Yes — —
Counter Memory — 6 — —
Countdown Day (D-Day) — — Yes Yes
Metronome — Yes Yes Yes
Metronome Options — 10/20/30/40/60/80/120/160/240/320 (beats/minute) 10/20/30/40/60/80/120/160/240/320 (beats/minute) 10/20/30/40/60/80/120/160/240/320 (beats/minute)
Metronome Memory — 99999 9999 9999
Temperature Range — 14 to 158°F (-10 to 70°C) 14 to 158°F (-10 to 70°C) 14 to 158°F (-10 to 70°C)
Disable Features Alarms, Hourly Chime Alarms, Hourly Chime, Tone, LCD Display, Backlighting Alarms, Hourly Chime, Tone Alarms, Hourly Chime, Tone, LCD Display, Backlighting
Operating Temperature 14 to 113°F (-10 to 45°C) 14 to 113°F (-10 to 45°C) 14 to 113°F (-10 to 45°C) 14 to 113°F (-10 to 45°C)
Length of Lanyard 24" (600mm) 24" (600mm) 24" (600mm) 24" (600mm)
Power (battery included) 1 × CR2032 battery 1 × CR2032 battery 1 × CR2032 battery Rechargeable Li-battery
Battery life 10 months 10 months 10 months 3 months (standby time)
Charger Cable — — — USB cable
Datasheet
User Manual (PDF)
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