The HK-401 sensor has a thermocouple ribbon on the stem tip (standard tip) that provides a quick speed of response when pushed onto a measuring surface.

The stem is 6.4mm diameter x 75mm long (rated for use up to +400°C). The plastic handle is rated up to +135°C.

Supplied with 1 metre of coiled extension cable with a Type K miniature flat pinned plug attached.

• Stem rated up to +400°C, handle rated up to +135°C
• 6.4mm Ø stem, 15mm Ø tip
• 75mm stem length
• Supplied with standard tip (heavy duty tip also available)

Technical Details
Stem Temperature Rating	Up to +400°C
Handle Temperature Rating (Plastic)	Up to +135°C
Stem Diameter	6.4mm
Tip/Pot Dimensions	10mm (H) x 15mm Ø
Stem Length (Nominal)	75mm
Standard/Heavy Duty Tip	Standard