Manufacturer Name: Resideo Product Number: L4006E1109/B OEM Part Number: L4006E1109/B Product Description: Aquastat M/R 130-270F Openrise Weight:1.17lbs/530.7g The Resideo L4006E1109/B Manual Reset Aquastat Controller is a high limit temperature control equipment that has been designed to operate in HVAC systems. This controller operates between a tempera... https://www.partshnc.com/l4006e1109b-resideo-aquastat-mr-130-270f-openrise