PRTs / SPRTs / Triple Point Cells

Easy-to-use, inexpensive primary temperature standards with uncertainty better than +/- 0.0001°C

Affordable working standard SPRT with a range to aluminum point

All the features you expect in a world-class SPRT

Designed for metrology work requiring small SPRTs

Four world-class SPRTs to cover the ITS-90 temperature range of –200°C to 1070°C

Inexpensive, easy-to-use fixed-point maintenance apparatus

The least expensive, easiest-to-use fixed-point standards available

Every ITS-90 fixed-point cell with the best uncertainties commercially available

Keep SPRTs and HTPRTs performing at their highest levels

Realize the argon triple point using a consistent, reproducible process w/ the lowest uncertainty of any commercially available system

Capsule Style 0.125″ (3.175mm) RTD

0.125″ (3.175mm) Dual Element RTD with extension cable

Rugged, accurate and cost-effective temperature measurement sensors primarily used for on-site field temperature calibration

PRT with sensitive tip and thin wall sheath for improved accuracy in short immersion applications

High quality PRT designed for use as a reference temperature standard

Designed for complete submersion, sheath protectted by guard tube

"A" style heavy duty RTD, designed for vibration environments

High-purity platinum element and durability make it great for calibrating in the factory, field or lab