Phoenix Contact 1441862 The device connector features a rear mounting option with a 4-position pin layout and a straight M12-SPEEDCON configuration, marked as "D". It also comes with an alternative fastening method using M16 x 1.5 screws, which have solder pins for secure attachment. Notably, this product is undergoing a transition to a lead-free version in compliance with RoHS II regulations, and users may request a 6c variant with less than 0.1% lead content in advance.