L4006A1009/U Aquastat 2 Wire 250V Max Make On Temp Fall 100-240F Hor 1/2 Inx 3-3/8 In Ok For 1 1/2 In Insul Well 5F Fixed Diff Ademco Ecc SKU: HONL4006A1009U Selling Unit:EA Ademco Price: $345.42