SMOK - TFV12 V12-T8 Coils (Pack of 3) Smok Sale! from £12.99 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. SMOK - TFV12 V12-T8 Coils (Pack of 3) This pack contains 3 SMOK V12-T8 Coils, featuring a resistance of 0.16 ohms and capable of firing between 70W-320W. These coils are compatible with the SMOK TFV12 Tank.