The Testo 0609 1973 is a Rugged Waterproof Surface Temperature Probe for Testo 720 1-channel temperature instrument Pt100/NTC. * Pt100 rugged waterproof surface temperature probe * For 720 1 channel temperature instrument Pt100/NTC * 0.35 inch tip diameter * Measuring range: -58°F to +750°F * Measures 0.2 inch diameter by 4.5 inch length * Weight: 150g * Manufacturer's part: Testo 0609 1973 Pt100 Rugged Waterproof Surface Temperature Probe https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2025-01-19 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2025-03-30 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2025-05-15 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2025-08-19 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2025-09-30 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2026-03-07 https://elecena.pl/product/27719610/testo-0609-1973-waterproof-temperature-sensor 2026-03-31