12.5 K Gauss +_ 5% with Flat faced poles at an Air Gap. Air gap is adjustable from 0- 40 mm with "Two way knobbed wheel screw adjusting system"
POLES: 35 mm flat faced poles
POWER REQUIREMENT : 0-3 Amps
ENERGIZING COILS: Two. Each coil is wound on non- magnetic former and has a resistence 4.5 ohms coil (Approx.)