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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	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
Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P 3LD20640TB530US2 Siemens 1: 583,40 € 4In Stock	Mfr. Part No. 3LD20640TB530US2 Mouser Part No 982-3LD20640TB530US2	Siemens	Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	583,40 € 575,19 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	16 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P AUX 3LD20641GP530US2 Siemens 1: 655,35 € 14In Stock	Mfr. Part No. 3LD20641GP530US2 Mouser Part No 982-3LD20641GP530US2	Siemens	Disconnect Switches DISC SW 16A N4X SCW ROT HDL R/Y 3P AUX Learn More about Siemens 3ld main control e stop switches	Datasheet	14In Stock	655,35 € 648,40 €	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
Disconnect Switches DISC SW 25A N4X SCW ROT HDL BLK 3P AUX 3LD21641GP510US2 Siemens 1: 697,35 € 4In Stock	Mfr. Part No. 3LD21641GP510US2 Mouser Part No 982-3LD21641GP510US2	Siemens	Disconnect Switches DISC SW 25A N4X SCW ROT HDL BLK 3P AUX Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	697,35 € 691,29 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 32A N4X SCW ROT HDL BLK 3P AUX 3LD22641GP510US2 Siemens 1: 800,94 € 3In Stock	Mfr. Part No. 3LD22641GP510US2 Mouser Part No 982-3LD22641GP510US2	Siemens	Disconnect Switches DISC SW 32A N4X SCW ROT HDL BLK 3P AUX Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	800,94 € 797,49 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		32 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P AUX 3LD20641GP510US2 Siemens 1: 655,35 € 3In Stock	Mfr. Part No. 3LD20641GP510US2 Mouser Part No 982-3LD20641GP510US2	Siemens	Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P AUX Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	655,35 € 648,40 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		16 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 100A DOOR ROT HDL 4HOLE R/Y 3P 3LD27140TK53 Siemens 1: 561,67 € 4In Stock	Mfr. Part No. 3LD27140TK53 Mouser Part No 982-3LD27140TK53	Siemens	Disconnect Switches DISC SW 100A DOOR ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	561,67 € 496,03 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	100 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 25A N4X SCW ROT HDL R/Y 3P 3LD21640TB530US2 Siemens 1: 620,27 € 3In Stock	Mfr. Part No. 3LD21640TB530US2 Mouser Part No 982-3LD21640TB530US2	Siemens	Disconnect Switches DISC SW 25A N4X SCW ROT HDL R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	620,27 € 612,78 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE R/Y 3P 3LD25140TK53 Siemens 1: 348,13 € 5In Stock	Mfr. Part No. 3LD25140TK53 Mouser Part No 982-3LD25140TK53	Siemens	Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	5In Stock	348,13 € 314,98 € 298,81 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	63 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 63A DOOR ROT HDL 1HOLE R/Y 3P 3LD25450TK53 Siemens 1: 416,14 € 5In Stock	Mfr. Part No. 3LD25450TK53 Mouser Part No 982-3LD25450TK53	Siemens	Disconnect Switches DISC SW 63A DOOR ROT HDL 1HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	5In Stock	416,14 € 373,23 € 373,22 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	63 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE BLK 3P 3LD25140TK51 Siemens 1: 348,13 € 2In Stock	Mfr. Part No. 3LD25140TK51 Mouser Part No 982-3LD25140TK51	Siemens	Disconnect Switches DISC SW 63A DOOR ROT HDL 4HOLE BLK 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	2In Stock	348,13 € 314,98 € 298,81 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		63 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 63A ROT HDL 1HOLE R/Y 3P 3LD25550TK53 Siemens 1: 318,20 € 3In Stock	Mfr. Part No. 3LD25550TK53 Mouser Part No 982-3LD25550TK53	Siemens	Disconnect Switches DISC SW 63A ROT HDL 1HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	318,20 € 287,45 € 272,54 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	63 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 63A ROT HDL 4HOLE R/Y 3P 3LD25040TK53 Siemens 1: 318,20 € 3In Stock	Mfr. Part No. 3LD25040TK53 Mouser Part No 982-3LD25040TK53	Siemens	Disconnect Switches DISC SW 63A ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	318,20 € 289,25 € 272,54 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	63 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A ROT HDL 4HOLE R/Y 3P 3LD20030TK53 Siemens 1: 136,03 € 15In Stock	Mfr. Part No. 3LD20030TK53 Mouser Part No 982-3LD20030TK53	Siemens	Disconnect Switches DISC SW 16A ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	15In Stock	136,03 € 119,78 € 112,92 € 108,44 € 108,43 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	16 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 32A N4X SCW ROT HDL R/Y 3P 3LD22640TB530US2 Siemens 1: 883,97 € 4In Stock	Mfr. Part No. 3LD22640TB530US2 Mouser Part No 982-3LD22640TB530US2	Siemens	Disconnect Switches DISC SW 32A N4X SCW ROT HDL R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	883,97 € 787,55 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	32 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A KNOB DIST BOARD BLK 3P 3LD20300TK11 Siemens 1: 145,82 € 1In Stock	Mfr. Part No. 3LD20300TK11 Mouser Part No 982-3LD20300TK11	Siemens	Disconnect Switches DISC SW 16A KNOB DIST BOARD BLK 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	1In Stock	145,82 € 127,74 € 120,21 € 116,82 € View 115,71 € Quote	Min.: 1 Mult.: 1	Rotary	3 Pole	DIN Rail Mount	Screw	Knob		16 A	690 VAC	- 25 C	+ 55 C	IP40	3LD
Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P 3LD21030TK51 Siemens 1: 179,61 € 3In Stock	Mfr. Part No. 3LD21030TK51 Mouser Part No 982-3LD21030TK51	Siemens	Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	179,61 € 157,35 € 150,16 € 143,55 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 25A ROT HDL 4HOLE R/Y 3P 3LD21030TK53 Siemens 1: 179,59 € 6In Stock	Mfr. Part No. 3LD21030TK53 Mouser Part No 982-3LD21030TK53	Siemens	Disconnect Switches DISC SW 25A ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	6In Stock	179,59 € 146,43 € 143,14 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P AUX 3LD21031TP51 Siemens 1: 231,96 € 4In Stock	Mfr. Part No. 3LD21031TP51 Mouser Part No 982-3LD21031TP51	Siemens	Disconnect Switches DISC SW 25A ROT HDL 4HOLE BLK 3P AUX Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	231,96 € 198,70 € 192,09 € Quote Quote	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 25A ROT HDL 1HOLE BLK 3P 3LD21540TK51 Siemens 1: 179,61 € 3In Stock	Mfr. Part No. 3LD21540TK51 Mouser Part No 982-3LD21540TK51	Siemens	Disconnect Switches DISC SW 25A ROT HDL 1HOLE BLK 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	3In Stock	179,61 € 153,30 € 150,16 € 143,55 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 32A ROT HDL 1HOLE R/Y 3P 3LD22540TK53 Siemens 1: 210,51 € 4In Stock	Mfr. Part No. 3LD22540TK53 Mouser Part No 982-3LD22540TK53	Siemens	Disconnect Switches DISC SW 32A ROT HDL 1HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	4In Stock	210,51 € 180,11 € 174,89 € 168,86 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	32 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 125A ROT HDL 4HOLE R/Y 3P 3LD28040TK53 Siemens 1: 606,61 € 1In Stock	Mfr. Part No. 3LD28040TK53 Mouser Part No 982-3LD28040TK53	Siemens	Disconnect Switches DISC SW 125A ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	1In Stock	606,61 € 522,60 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	125 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 32A ROT HDL 4HOLE R/Y 3P 3LD22030TK53 Siemens 1: 197,11 € 5Expected 11/26/2026	Mfr. Part No. 3LD22030TK53 Mouser Part No 982-3LD22030TK53	Siemens	Disconnect Switches DISC SW 32A ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	5Expected 11/26/2026	197,11 € 161,96 € 158,51 € 157,65 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	32 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A KNOB 4HOLE R/Y 3P 3LD20220TK13 Siemens 1: 153,83 € Non-Stocked Lead-Time 4 Weeks	Mfr. Part No. 3LD20220TK13 Mouser Part No 982-3LD20220TK13	Siemens	Disconnect Switches DISC SW 16A KNOB 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	Non-Stocked Lead-Time 4 Weeks	153,83 € 132,12 € 126,93 € 123,34 € View Quote	Min.: 1 Mult.: 1	Knob-Operated	3 Pole	Panel Mount	Screw	Knob	3PST	16 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P 3LD20640TB510US2 Siemens 1: 596,03 € Lead-Time 7 Weeks	Mfr. Part No. 3LD20640TB510US2 Mouser Part No 982-3LD20640TB510US2	Siemens	Disconnect Switches DISC SW 16A N4X SCW ROT HDL BLK 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	Lead-Time 7 Weeks	596,03 € 575,19 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob		16 A	690 VAC	- 25 C	+ 55 C	IP65	3LD
Disconnect Switches DISC SW 25A DOOR ROT HDL 4HOLE R/Y 3P 3LD21130TK53 Siemens 1: 283,84 € Lead-Time 4 Weeks	Mfr. Part No. 3LD21130TK53 Mouser Part No 982-3LD21130TK53	Siemens	Disconnect Switches DISC SW 25A DOOR ROT HDL 4HOLE R/Y 3P Learn More about Siemens 3ld main control e stop switches	Datasheet	Lead-Time 4 Weeks	283,84 € 243,86 € 233,26 €	Min.: 1 Mult.: 1	Rotary	3 Pole	Panel Mount	Screw	Knob	3PST	25 A	690 VAC	- 25 C	+ 55 C	IP65	3LD

SENTRON 3LD Main Control & EMERGENCY-STOP Switches

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SENTRON 3LD Main Control & EMERGENCY-STOP Switches

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