The 70.331.1635.1 is a Size 16 industrial multipole connector housing designed for 16-pole plus ground configurations with threaded collar cable gland entry. It features an M25 thread specification and open-bottom construction, enabling flexible mounting and cable management in industrial applications. The housing dimensions are 117 mm length (L), 52 mm width (W), and 56.5 mm height (H), with standard packing of 1 unit. The connector accommodates screw-connection inserts with wire cross-sections of 2.5–6 mm² (14–8 AWG) and silver-plated contacts for reliable electrical performance. This housing is commonly used in industrial control systems, machinery interconnects, and hazardous location applications where robust multipole connectivity and space-efficient design are required.