Description
The Honeywell 121371E Aquastat Well is a 1/2″ stainless steel temperature sensor well, designed for use with Honeywell Aquastat controllers and other temperature sensing devices. Built to deliver corrosion resistance and long-term durability, this high-quality well is ideal for both residential and commercial hydronic heating applications.
Specifications:
- Size:1/2″
- Application: Accessory
- Insertion Length: 3″
- Shell ID: 3/8″
- Bulb Size: 3/8″ x 3″
- Insulation: 1-1/2″
- Capillary Diameter: 5/64″
- Material: Stainless Steel











