Description:This Pt100 temperature sensor, using thin film resistor, has stable performance and high precision.Features:1, Stainless steel inner thread base.2, High precision resistance chip.3, High temperature resistance.4, Waterproof and oil-proof wire, anti-corrosion.Specifications:Type: RTD PT100 (membrane) A classWorking Temperature: -50 to 300 Probe Length: 50mm (2") Diameter: 6mm (0.23")Thread Size: 1/2 "NPTNominal Outside Diameter: 0.84"Probe Material: Stainless steelWire: Tin plated copper wireWire Length: 2m (6.6')Weight: 100 g(approx.)Package includes:1x Temperature SensorNote: 1/2"NPT here indicates the national pipe thread standard(US), please check first and make sure this is the size you need..