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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Qty. RoHS ECAD Model Series
Type
For Use With
Designed for
Color
IP Rating
Siemens Switch Actuators SELECTOR SWITCH. 22MM. ROUND. METAL. SHI
Datasheet
11In Stock
Min.: 1
Mult.: 1

3SU1 Rotary Knob 22 mm 4-Position Selector Switches 3SU1 Series White IP66, IP67, IP69, IP69K
Siemens Switch Actuators KEY SW, 2POS, MOM, KEY REMOVAL IN LEFT
Datasheet
3In Stock
Min.: 1
Mult.: 1

3SU1 Key Operated 22 mm 2-Position Keylock Switches 3SU1 Series Silver IP20, IP66, IP67, IP69
Siemens Switch Actuators KEY SW, 2POS, MTND, KEY REMOVAL IN LEFTH
Datasheet
2In Stock
Min.: 1
Mult.: 1

3SU1 Key Operated 22 mm 2-Position Keylock Switches 3SU1 Series Silver IP20, IP66, IP67, IP69
Siemens Switch Actuators KEY SW, 2POS, MTND, KEY REMOVAL IN ALL
Datasheet
4In Stock
Min.: 1
Mult.: 1

3SU1 Key Operated 22 mm 2-Position Keylock Switches 3SU1 Series Silver IP20, IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MTND, RED, FLUSH
Datasheet
4In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Red IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, RED, FLUSH
Datasheet
12In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Red IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, YEL, FLUSH
Datasheet
1In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Yellow IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, GRN, FLUSH
Datasheet
7In Stock
13Expected 9/28/2026
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Green IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, BLU, FLUSH
Datasheet
24In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Blue IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, WHT, FLUSH
Datasheet
28In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series White IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, CLR, FLUSH
Datasheet
6In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Clear IP66, IP67, IP69
Siemens Switch Actuators ILLUMINATED PUSHBUTTON, MOM, RED, RAISED
Datasheet
20In Stock
Min.: 1
Mult.: 1

3SU1 Raised Button 22 mm Pushbutton Switches 3SU1 Series Red IP66, IP67, IP69
Siemens Switch Actuators ILLUM PUSHBUTTON,MOM, YEL, MH CAP O40MM
Datasheet
10In Stock
Min.: 1
Mult.: 1

3SU1 Jumbo Mushroom 22 mm Pushbutton Switches 3SU1 Series Yellow IP66, IP67, IP69
Siemens Switch Actuators TWIN BUTTON, MOM, GREEN/RED
Datasheet
1In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Green, Red IP66, IP67, IP69, IP69K
Siemens Switch Actuators TWIN BUTTON, MOM, GREEN/RED
Datasheet
9In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 22 mm Pushbutton Switches 3SU1 Series Green, Red IP66, IP67, IP69, IP69K
Siemens Switch Actuators SELECTOR SWITCH. O-I. BLACK
Datasheet
22In Stock
Min.: 1
Mult.: 1
3SU1 Short Handle 22 mm 2-Position Selector Switches 3SU1 Series Black IP66, IP67, IP69, IP69K
Siemens Switch Actuators SEL SW, 2POS, MTND, SHORT HANDLE, GRN
Datasheet
9In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 2-Position Selector Switches 3SU1 Series Green IP66, IP67, IP69, IP69K
Siemens Switch Actuators SEL SW, 2POS, MTND, SHORT HANDLE, WHT
Datasheet
10In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 2-Position Selector Switches 3SU1 Series White IP66, IP67, IP69, IP69K
Siemens Switch Actuators SELECTOR SWITCH. I-O-II. BLACK
Datasheet
25In Stock
Min.: 1
Mult.: 1
3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series Black IP66, IP67, IP69, IP69K
Siemens Switch Actuators SEL SW, 3POS, MTND, SHORT HANDLE, GRN
Datasheet
5In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series Green IP66, IP67, IP69, IP69K
Siemens Switch Actuators SELECTOR SWITCH, 3POS, 22MM, ROUND
Datasheet
10In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series White IP66, IP67, IP69, IP69K
Siemens Switch Actuators SELECTOR SWITCH. I>O<II. BLACK
Datasheet
10In Stock
Min.: 1
Mult.: 1
3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series Black IP66, IP67, IP69, IP69K
Siemens Switch Actuators SEL SW, 3POS, MOM, SHORT HANDLE, WHT
Datasheet
4In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series White IP66, IP67, IP69, IP69K
Siemens Switch Actuators SEL SW, 3POS,MTND/MOM, SHORT HANDLE, WHT
Datasheet
9In Stock
Min.: 1
Mult.: 1

3SU1 Short Handle 22 mm 3-Position Selector Switches 3SU1 Series White IP66, IP67, IP69, IP69K
Siemens Switch Actuators ILLUM PUSHBUTTON,MOM, GRN, GUARDED
Datasheet
8In Stock
Min.: 1
Mult.: 1

3SU1 Flat Button 30 mm Pushbutton Switches 3SU1 Series Green IP66, IP67, IP69