Pkh004 Coil Only, 24V, 9W Save 25% $136.50 $102.38 1 2+ Quantity Quantity Add to cart In Stock Inventory: Loading.. Coil Only, 24V, 9W ---- Replaces: JACKSON: 4810-100-06-18, ---- USED ON THESE COMPLETE SOLENOIDS: PKH031 (HOT WATER; 3/4" PIPE; NC; 300F) PKH033 (HOT WATER; 1/2" PIPE; NC; 240F)