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Lascar EL-USB-1-PRO/LCD Temperature Data Loggers

Lascar Brand: Lascar
These standalone data loggers measure and store more than 32,000 (Pro model) or 16,000 (LCD model) temperature readings over a -40°C to +125°C (Pro model) or -35°C to +80°C (LCD model) measurement range.

The units are powered by a ½AA 3.6V lithium battery which allows logging for up to 2 years. Setup and downloading is completed by plugging the data logger into a PC's USB port and running the purpose designed software under Windows 2000, XP or Vista (32-bit) and Windows 7 only. Downloaded data can then be graphed, printed and exported to other applications.

For further details see the FAQ here.



  • Environmental protection to IP67
  • USB interface for set-up and data download
  • Immediate and delayed start logging
  • Supplied with ½AA 3.6V lithium battery and wall mount clip
Description Image Product Buy Pricing (Ex VAT) Calibrated Type
Lascar EL-USB-1-PRO Data Logger
Lascar EL-USB-1-PRO Data Logger
Standard range
Order code: 85-3529
MPN: EL-USB-1-PRO

7 in stock, despatched same dayAdditional 30 due on 21/10/2025
1+ £127.51
5+ £124.96
Price per unit Ex VAT 		No Data logger
Lascar EL-USB-1-LCD Data Logger
Lascar EL-USB-1-LCD Data Logger
Standard range
Order code: 85-3419
MPN: EL-USB-1-LCD

3 in stock, despatched same dayAdditional 16 due on 31/10/2025
1+ £58.17
Price per unit Ex VAT 		No Data logger
Lascar EL-USB-1-PRO Data Logger CAL-T
Lascar EL-USB-1-PRO Data Logger CAL-T
Standard range
Order code: 87-6252
MPN: EL-USB-1-PRO CAL-T

Available to back orderBack-order availability date - 21/10/2025
1+ £139.88
Price per unit Ex VAT 		Data logger
Lascar EL-USB-1-LCD Data Logger CAL-T
Lascar EL-USB-1-LCD Data Logger CAL-T
Standard range
Order code: 87-6251
MPN: EL-USB-1-LCD CAL-T

Available to back orderBack-order availability date - 21/10/2025
1+ £86.24
Price per unit Ex VAT 		Data logger
EL-USB-1-PRO Logger
SpecificationMin.Typ.Max.Unit
Measurement range-40 (-40)+125 (+257)°C (°F)
Internal resolution0.1°C (°F)
Accuracy (overall error)±0.2 (±0.4)±0.5 (±1)°C (°F)
Logging rateevery 1severy 12hr-
Battery life2Years
Operating temperature range-40 (-40) +125 (+257)°C (°F)
EL-USB-1-LCD Logger
SpecificationMin.Typ.Max.Unit
Measurement range-35 (-31) +80 (+176)°C (°F)
Internal resolution0.5 (1)°C (°F)
Accuracy (overall error)±0.5 (±1)±1.5 (±3)°C (°F)
Logging rateevery 10severy 12hr-
Battery life2Years
Operating temperature range-35 (-31)+80 (+176)°C (°F)


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