| For Use With | : | Armor AW 150 to 800 Condensing Water Heaters and Knight® KB 399 to 800 Knight® XL® Heating Boilers |
| Function Type | : | Drain Switch |
| Product Family | : | SWT2011 |
| Product Type | : | Drain Switch |
Lochinvar® Blocked Drain Switch, For Use With: Armor AW 150 to 800 Condensing Water Heaters and Knight® KB 399 to 800 Knight® XL® Heating Boilers, Product Family: SWT2011