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ST4-05 Soil Temperature Probe (10k) (5 m cable)

Updated:2025-03-13

Brand: Delta-T
Model: ST4-05
Description: The ST4 is a soil temperature probe based on a 10K thermistor.The thermistor is housed in a stainless steel sheath of 6 mm nominal outside diameter, 120 mm long, connected to a 5 m or 10 m cable.
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Product Details

ST4-05 Soil Temperature Probe (10k) (5 m cable) Description：

User's Manual

The ST4 is a soil temperature probe based on a 10K thermistor.

The thermistor is housed in a stainless steel sheath of 6 mm nominal outside diameter, 120 mm long, connected to a 5 m or 10 m cable.

Thermistor type – 10 K

ST4-05 fitted with 5 m cable

ST4-10 fitted with 10 m cable

ST4-05 Soil Temperature Probe (10k) (5 m cable) Specification：

Type	Description	Probe type	Probe accuracy (°C)	Probe range (°C)	Cable type	Number of cores	Cable range (°C)	Data logger accuracy
Type	Description	Probe type	Probe accuracy (°C)	Probe range (°C)	Cable type	Number of cores	Cable range (°C)	DL6 ^(a) (°C)	GP1 ^(b) (°C)	GP2 ^(c) (°C)
ST1-05	Soil temperature probe 2k thermistor, stainless steel sheath, 6s response.	2k	± 0.2	-50 to 150	PVC	2	-10 to +105	± 0.4	± 0.4	± 0.09
ST2-05	Precision temperature probe, 2k thermistor, stainless steel sheath, 6s response.	2k	± 0.1(f)	-50 to 150	PVC	2	-10 to +105	± 0.4	± 0.4	± 0.09
ST3-05	Sealed thermistor Probe, 2k thermistor, with sealed sheath and leads suitable for continuous immersion in fresh water.	2k	± 0.2	-20 to +80	Poly-ethelene	2	-20 to +80	± 0.4	± 0.4	± 0.09
ST4-05	Soil temperature probe 10k thermistor, stainless steel sheath, 6s response, IP67.	10k	± 0.2	-10 to +40	PVC	2 ^{(d )}	-10 to +40	Not available	± 0.14	± 0.08
STK1-05	General purpose K type thermocouple probe, stainless steel sheath.	k	± 1.5	-50 to 250	PTFE	2	-50 to +250	Not available	Not available	± 1.0
GT1-05	General purpose temperature probe, 2k thermistor.	2k	± 0.2	-50 to 150	PVC	2	-10 to +105	± 0.4	± 0.4	± 0.09
MT2-05	Fast response temperature sensor, 2k, suitable for leaves	2k	± 0.1 ^(e)	-50 to 150	Vy/TEFL ^(f)	4	Not available	± 0.4	± 0.4	± 0.09
MT3-05	Flexible mini-thermistor Probe, 2k thermistor.	2k	± 0.1 ^(e)	-50 to 150	Nylon - PVC	2	-10 to +105	± 0.4	± 0.4	± 0.09
AT2-05	Air temperature sensor, 2k thermistor.	2k	± 0.1 ^(e)	-50 to 150	PVC	2	-10 to +105	± 0.4	± 0.4	± 0.09