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 ROT HDL 4HOLE R/Y 3P
Datasheet
22In Stock
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
Datasheet
4In Stock
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 BLK 3P AUX
Datasheet
4In Stock
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 16A N4X SCW ROT HDL R/Y 3P AUX
Datasheet
14In Stock
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 R/Y 3P
Datasheet
3In Stock
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 N4X SCW ROT HDL BLK 3P AUX
Datasheet
4In Stock
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 4HOLE BLK 3P
Datasheet
11In Stock
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 32A N4X SCW ROT HDL BLK 3P AUX
Datasheet
3In Stock
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 63A DOOR ROT HDL 1HOLE R/Y 3P
Datasheet
5In Stock
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 100A DOOR ROT HDL 4HOLE R/Y 3P
Datasheet
4In Stock
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 125A ROT HDL 4HOLE R/Y 3P
Datasheet
3In Stock
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 16A KNOB 4HOLE R/Y 3P
Datasheet
4In Stock
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 KNOB DIST BOARD BLK 3P
Datasheet
1In Stock
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
Datasheet
4In Stock
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
Datasheet
4In Stock
3Expected 8/10/2026
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
Datasheet
4In Stock
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
Datasheet
3In Stock
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 R/Y 3P
Datasheet
1In Stock
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 32A ROT HDL 4HOLE R/Y 3P
Datasheet
5In Stock
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 32A N4X SCW ROT HDL BLK 3P
Datasheet
1In Stock
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 63A ROT HDL 4HOLE R/Y 3P
Datasheet
3In Stock
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
Datasheet
2In Stock
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
Datasheet
3In Stock
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 R/Y 3P
Datasheet
5Expected 8/6/2026
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 N4X SCW ROT HDL BLK 3P
Datasheet
Lead-Time 7 Weeks
Min.: 1
Mult.: 1
Rotary 3 Pole Panel Mount Screw Knob 16 A 690 VAC - 25 C + 55 C IP65 3LD