SENTRON 3LD Main Control & EMERGENCY-STOP Switches

Siemens SENTRON 3LD Main Control and EMERGENCY-STOP Switches are switch disconnectors featuring rated currents up to 250A. Siemens 3LD comes in 3-, 4-, and 6-pole versions and features 25kA to 50kA maximum short circuit. These main control and EMERGENCY-STOP switches come in various mounting types, including floor mounting, distribution board mounting, front mounting, and molded-plastic enclosures.

Results: 28
Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Type Number of Poles Mounting Style Termination Style Actuator Contact Form Current Rating Voltage Rating AC Minimum Operating Temperature Maximum Operating Temperature IP Rating Series
Siemens Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P 4In Stock
CHF 546.06
CHF 538.38
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P AUX 14In Stock
CHF 613.41
CHF 606.90
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 1 Form C (SPDT-NO, NC) 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A N4X SCW ROT HDL BLK 3P AUX 4In Stock
CHF 652.72
CHF 647.05
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 32A N4X SCW ROT HDL BLK 3P AUX 3In Stock
CHF 749.68
CHF 746.45
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 32 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P AUX 3In Stock
CHF 613.41
CHF 606.90
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 100A DOOR ROT HDL 4HOLE R/Y 3P 4In Stock
CHF 525.72
CHF 464.28
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 100 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A N4X SCW ROT HDL R/Y 3P 3In Stock
CHF 580.57
CHF 573.56
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE R/Y 3P 5In Stock
CHF 325.85
CHF 294.82
CHF 279.69
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 63 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 63A DOOR ROT HDL 1HOLE R/Y 3P 5In Stock
CHF 389.51
CHF 349.34
CHF 349.33
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 63 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE BLK 3P 2In Stock
CHF 325.85
CHF 294.82
CHF 279.69
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 63 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 63A ROT HDL 1HOLE R/Y 3P 3In Stock
CHF 297.84
CHF 269.05
CHF 255.10
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 63 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 63A ROT HDL 4HOLE R/Y 3P 3In Stock
CHF 297.84
CHF 270.74
CHF 255.10
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 63 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A ROT HDL 4HOLE R/Y 3P 15In Stock
CHF 127.32
CHF 112.11
CHF 105.69
CHF 101.50
CHF 101.49
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 32A N4X SCW ROT HDL R/Y 3P 4In Stock
CHF 827.40
CHF 737.15
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 32 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A KNOB DIST BOARD BLK 3P 1In Stock
CHF 136.49
CHF 119.56
CHF 112.52
CHF 109.34
Min.: 1
Mult.: 1
Rotary 3 Pole DIN Rail Mount Screw Knob 16 A 690 VAC - 25 C + 55 C IP40 3LD
Siemens Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P 3In Stock
CHF 168.11
CHF 147.28
CHF 140.55
CHF 134.36
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A ROT HDL 4HOLE R/Y 3P 6In Stock
CHF 168.10
CHF 137.06
CHF 133.98
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P AUX 4In Stock
CHF 217.11
CHF 185.98
CHF 179.80
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A ROT HDL 1HOLE BLK 3P 3In Stock
CHF 168.11
CHF 143.49
CHF 140.55
CHF 134.36
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 25 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 32A ROT HDL 1HOLE R/Y 3P 4In Stock
CHF 197.04
CHF 168.58
CHF 163.70
CHF 158.05
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 32 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 125A ROT HDL 4HOLE R/Y 3P 1In Stock
CHF 567.79
CHF 489.15
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 125 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 32A ROT HDL 4HOLE R/Y 3P
5Expected 11/26/2026
CHF 184.49
CHF 151.59
CHF 148.37
CHF 147.56
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 32 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A KNOB 4HOLE R/Y 3P Non-Stocked Lead-Time 4 Weeks
CHF 143.98
CHF 123.66
CHF 118.81
CHF 115.45
Min.: 1
Mult.: 1
Knob-Operated 3 Pole Panel Mount Screw Knob 3PST 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P Lead-Time 7 Weeks
CHF 557.88
CHF 538.38
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 16 A 690 VAC - 25 C + 55 C IP65 3LD
Siemens Disconnect Switches DISC SW 25A DOOR ROT HDL 4HOLE R/Y 3P Lead-Time 4 Weeks
CHF 265.67
CHF 228.25
CHF 218.33
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 3PST 25 A 690 VAC - 25 C + 55 C IP65 3LD