Description
Ensure your boiler runs precisely and safely with the Honeywell/Resideo L8148E1299 Aquastat Relay. Engineered for immersion-type mounting, it combines robust high-limit protection with switching control for both burner and circulator operations—featuring a fixed 15 °F temperature gap and a built-in 50 VA transformer.
Features:
- High limit opens burner circuit only.
- Select models include transformer and accessory terminals for adding a remote low limit controller.
- Case available for horizontal or vertical mounting.
- Requires a 24 Vac thermostat with heat anticipator set at 0.2A.











