SIRIUS ACT 3SU1 Pushbuttons & E-Stops

Siemens SIRIUS ACT 3SU1 Pushbuttons and E-Stops are a modular, tried-and-tested, complete range of pushbuttons and indicator lights in a round design. These plastic or metal pushbuttons supply an ideal solution for various applications. 3SU1 Pushbuttons and E-Stops include rugged metal control devices with IP67 degree of protection/NEMA 4. These Siemens SIRIUS ACT 3SU1 products are quick, easy to install, and provide dependable operation.

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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Product
Type
For Use With
Designed for
Termination Style
IP Rating
Series
Siemens Switch Fixings HOLDER, 3 MODULES, PLASTIC
Datasheet
813In Stock
Min.: 1
Mult.: 1

Accessories Holder, 3-Way 3SU1 Series 3SU1
Siemens Switch Fixings HOLDER, 3 MODULES, UNIVERSAL
Datasheet
453In Stock
Min.: 1
Mult.: 1

Accessories Holder, 3-Way 3SU1 Series 3SU1
Siemens Switch Fixings ENC PLASTIC,GREY TOP, 1 HOLE, 22MM,EMPTY
Datasheet
35In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC, YLW TOP, 1 HOLE, 22MM,EMPTY
Datasheet
5In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC, YLW TOP, 1 HOLE, 22MM,EMPTY
Datasheet
8In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC,GREY TOP, 1 HOLE FRONT MOUNT
Datasheet
8In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm 4-Position Keylock Switches 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC,GREY TOP, 2 HOLE, 22MM,EMPTY
Datasheet
15In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm Control Switches 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC,GREY TOP, 4 HOLE, 22MM,EMPTY
Datasheet
4In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm Pushbutton Switches 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC PLASTIC,GREY TOP, 6 HOLE, 22MM,EMPTY
Datasheet
3In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm Pushbutton Switches 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL,GREY TOP, 1 HOLE, 22MM,EMPTY
Datasheet
1In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL, YLW TOP, 1 HOLE COLLAR, EMPTY
Datasheet
5In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL,GREY TOP, 1 HOLE FRONT MOUNT
Datasheet
5In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm ID Keylock Switches 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL,GREY TOP, 2 HOLE, 22MM,EMPTY
Datasheet
2In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 22 mm ID Keylock Switches 3SU1 Series Cable IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL,GREY TOP, 4 HOLE, 22MM,EMPTY
Datasheet
3In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings ENC METAL,GREY TOP, 6 HOLE, 22MM,EMPTY
Datasheet
5In Stock
Min.: 1
Mult.: 1

Accessories Enclosure 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings LABEL PLATE, 12.5x27MM, BLANK
Datasheet
109In Stock
Min.: 1
Mult.: 1

Accessories Labeling Plate 3SU1 Series 3SU1 Series Snap On IP66, IP67, IP69 3SU1
Siemens Switch Fixings LABEL HOLDER, 12.5x27MM, ROUNDED BOTTOM
Datasheet
60In Stock
40Expected 02/03/2026
Min.: 1
Mult.: 1

Accessories Label Holder Labeling Plate 3SU1 Series IP66, IP67, IP69 3SU1
Siemens Switch Fixings LABEL HOLDER, 17.5 X 27MM,ROUNDED BOTTOM
Datasheet
76In Stock
Min.: 1
Mult.: 1

Accessories Label Holder Labeling Plate 3SU1 Series Snap On IP66, IP67, IP69 3SU1
Siemens Switch Fixings BACKING PLATE, YLW, O.D. 75MM,EMERG STOP
Datasheet
21In Stock
Min.: 1
Mult.: 1

Accessories Backing Plate Emergency Stop Switches 3SU1 Series 3SU1
Siemens Switch Fixings LOCKING DEV. FOR FLAT BUTTON,RAISED RING
Datasheet
5In Stock
Min.: 1
Mult.: 1

Hardware Locking Pushbutton Switches 3SU1 Series IP66, IP67, IP69, IP69K 3SU1
Siemens Switch Fixings LOCKING DEVICE FOR MH CAP, 30MM OR 40MM
Datasheet
3In Stock
Min.: 1
Mult.: 1

Hardware Locking Pushbutton Switches 3SU1 Series IP66, IP67, IP69, IP69K 3SU1
Siemens Switch Fixings LOCKING DEVICE COVER FOR PB,SS-SHRT,KNOB
Datasheet
8In Stock
Min.: 1
Mult.: 1

Hardware Locking Pushbutton Switches 3SU1 Series IP66, IP67, IP69, IP69K 3SU1
Siemens Switch Fixings SEALING PLUG IP69K, 22MM, METAL, SILVER
Datasheet
9In Stock
Min.: 1
Mult.: 1

Accessories Sealing Plug Pushbutton Switches 3SU1 Series IP66, IP67, IP69, IP69K 3SU1
Siemens Switch Fixings KEY RONIS LOCK NO. SB30
Datasheet
2In Stock
Min.: 1
Mult.: 1

Hardware Key Lock SB30 Key-operated Switches 3SU1 Series 3SU1
Siemens Switch Fixings KEY RONIS LOCK NO. 455
Datasheet
4In Stock
Min.: 1
Mult.: 1

Hardware Key Lock 455 Key-operated Switches 3SU1 Series 3SU1