Part Number: 1221930000 (Weidmuller) Part Number: 122-193100 (Voltmeter) Part Number: 122-1931300 (Voltmeter) Part Number: 1221935 (Ne) Part Number: 122193B (Component) Part Number: 122194 (Connector) Part Number: 1221-940 (Ne) Part Number: 122-19-401 (Switch) Part Number: 1221941 (Ne) Part Number: 1221942 (Ne) Part Number: 1221943 (Leg assy) Part Number: 1-221945 (Explosion proof switch) Part Number: 122194E (Ne) Part Number: 122195 (Optisyn)