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The Honeywell 121371L Immersion Well is built for HVAC and plumbing systems. This copper well measures liquid temperatures without substantial insulation. It fits into pipes or vessels to protect temperature sensors from harsh environments and high pressures. The 121371L is often used in aquastat sensors.
This Honeywell immersion well ensures accurate temperature readings, protects sensors from damage, and is easy to install and replace. It is suitable for HVAC and plumbing applications.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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