RS PRO Type K Thermocouple 300 mm Length, 3 mm Diameter, -40 °C → 1200 °C Max

RS Stock No.:: 433-4420
Brand:: RS PRO

RS PRO Type K Thermocouple 300 mm Length, 3 mm Diameter, -40 °C → 1200 °C Max

Subtotal (1 unit)*

£115.24

(exc. VAT)

£138.29

(inc. VAT)

FREE delivery for orders over £60.00

In Stock

5 unit(s) ready to ship from another location
Plus 8 unit(s) shipping from 28 April 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	£115.24

*price indicative

RS Stock No.:: 433-4420
Brand:: RS PRO

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	RS PRO
	Thermocouple Type	K
	Product Type	Thermocouple
	Probe Diameter	3mm
	Probe Length	300mm
	Probe Material	Stainless Steel
	Maximum Temperature Sensed	1200°C
	Terminal Type	Miniature Plug
	Cable Length	2m
	Standards/Approvals	RoHS Compliant
	Response Time	0.7s
	Minimum Temperature Sensed	-40°C

	Select all
	Brand RS PRO
	Thermocouple Type K
	Product Type Thermocouple
	Probe Diameter 3mm
	Probe Length 300mm
	Probe Material Stainless Steel
	Maximum Temperature Sensed 1200°C
	Terminal Type Miniature Plug
	Cable Length 2m
	Standards/Approvals RoHS Compliant
	Response Time 0.7s
	Minimum Temperature Sensed -40°C

COO (Country of Origin):: FR

RS PRO IEC Colour Coded Hot Junction Miniature Thermocouple Plug (Type K)

A durable and accurate Class 1 miniature type K thermocouple plug with an ungrounded hot junction and a 3mm x 300mm probe designed to be bent or formed to suit a wide range of applications. The type K miniature thermocouple features mineral insulation providing excellent response times and 2m 100mm PFA insulated twin twisted tails.

The IEC colour coded Thermocouple plug features the polarity marked clearly on the case helping prevent cross connection

The type K thermocouple probe is constructed from Inconel 600 Nickel Chromium Alloy providing excellent strength and corrosion resistance resulting in a hardwearing thermocouple suitable for temperatures of -40°C to 1200°C.

Features and Benefits

Type K thermocouple

Ungrounded hot junction

Flexible easy to shape 3 x 300mm probe

Stainless Steel construction

Maximum temperature of 1200°C

IEC colour coded

2m shielded cable

Standards and Approvals: IEC 584

Why RS PRO?

RS PRO is the own brand of RS, offering professional quality products and solutions across all industries and technologies. Our product range is rigorously tested, inspected, and audited against demanding international standards to provide you with industrial-grade quality, at the right price. Making RS PRO your smart choice.

Pair Up for Precision: Dataloggers + Thermocouples = Smarter Temperature Tracking

Dataloggers record temperature over time, thermocouples measure it accurately. Together, they deliver precise, real-time insights for smarter decisions, quality control, and trend tracking.

Match with a Datalogger