Wells / Immersion Wells / Thermowells

Wells and Thermowells protect temperature sensors in hydronic systems from harsh conditions while ensuring accurate readings. These protective tubes extend sensor life and allow safe maintenance without system shutdown. Jackson Systems stocks Wells in multiple lengths and thread sizes – find the exact fit for your hydronic application today.

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Immersion temp sensor with 4″ galvanized well & 1/2″ NPT threads

Automation Components Inc (ACI)

SKU: A/AN-I-4-GD
$49.48
MSRP: $56.90
You save 13%
ACI A/AN-I-4-GD Immersion Temperature Sensor, 4" Galvanized Well, 1/2" NPT quantity
10kOhm thermistor sensor with 4″ immersion well and enclosure

Automation Components Inc (ACI)

SKU: 123394
$51.51
MSRP: $59.24
You save 13%
ACI 123394 10kOhm Thermistor Well Sensor 4" Enclosure quantity
10kOhm thermistor well-mount sensor with 2.5″ enclosure

Automation Components Inc (ACI)

SKU: 122063
$48.96
MSRP: $56.30
You save 13%
ACI 122063 10kOhm Thermistor Well Sensor with 2.5" Enclosure quantity
10kOhm thermistor well-mount temperature sensor, 4″ insertion

Automation Components Inc (ACI)

SKU: 121469
$63.99
MSRP: $73.59
You save 15%
ACI 121469 10kOhm Thermistor Well Sensor 4" with Enclosure quantity
20kOhm encapsulated thermistor well sensor with 4″ insertion depth

Automation Components Inc (ACI)

SKU: 119657
$48.96
MSRP: $56.30
You save 13%
ACI 119657 20kOhm Thermistor Well Sensor 4" Encapsulated quantity
1kOhm 2-wire well-mount temperature sensor with 4″ enclosure

Automation Components Inc (ACI)

SKU: 119541
$62.23
MSRP: $71.56
You save 15%
ACI 119541 1kOhm 2-Wire Well Temperature Sensor with 4" Enclosure quantity