Description
The Laars Heating Systems RE0014400 is a high-quality aquastat designed for reliable water temperature control in hydronic heating systems. Featuring a Single Pole Single Throw (SPST) switching configuration, this aquastat monitors and regulates boiler water temperature across a wide operating range of 100°F to 240°F, making it well-suited for a broad variety of residential and light commercial boiler applications.
Equipped with a generous 110-inch capillary tube, the RE0014400 allows for flexible installation in systems where the sensing element must be positioned at a distance from the control body. This extended capillary ensures accurate temperature sensing even in hard-to-reach locations within the boiler or piping system.
Key Features
- Temperature range: 100°F – 240°F
- Switch type: SPST (Single Pole Single Throw)
- Capillary length: 110 inches
- Designed for hydronic boiler temperature control
- OEM replacement part for Laars Heating Systems boilers
- Provides reliable on/off temperature switching
Application
The RE0014400 aquastat is an OEM-grade replacement control intended for use with Laars Heating Systems boilers. It is ideal for controlling burner operation based on boiler water temperature, protecting the system from overheating, and maintaining efficient hydronic heating performance.
Why Choose Laars Heating Systems
Laars Heating Systems is a trusted name in the hydronic heating industry, known for engineering durable, high-performance boiler controls and components. The RE0014400 is built to Laars’ exacting standards, ensuring a direct-fit replacement that restores your system to factory specifications.







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