Westlock 316SB-DTN-020-AAA Silver Bullet. DPDT Tungsten Connection: 1/2″ NPT, Lead: 20ft Cable Jacket: PVC. Also included in the pack is the Westlock standard trigger bolt (3/8-16X.750 (N-POLE FACING OUT (with 3/4″ Length Thread – Maximum Sensing Distance 0.1 inch, 316 Stainless Steel). Certification: Atex Exd IIC / IECEx Exd IIC / NEC500 I,1,B,C&D.
316SB-DTN-020-AAA D = Double Pole Double Throw, 020 = 20ft Cable