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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Switch Contact Blocks / Switch Kits LED MODULE, GRN,24-240VAC,SCREW TERMINAL 3SU14011BH401AA0 Siemens 1: $88.21 47In Stock	Mfr. Part No. 3SU14011BH401AA0 Mouser Part No 982-3SU14011BH401AA0	Siemens	Switch Contact Blocks / Switch Kits LED MODULE, GRN,24-240VAC,SCREW TERMINAL Learn More about Siemens 3su1 pushbuttons	Datasheet	47In Stock	$88.21 $78.65 $72.42 $70.88 $67.77	Min.: 1 Mult.: 1
Emergency Stop Switches / E-Stop Switches ENC PLASTIC,EMERG STOP TWIST-RELEASE,2NC 3SU18010NB002AC2 Siemens 1: $352.43 15In Stock	Mfr. Part No. 3SU18010NB002AC2 Mouser Part No 982-3SU18010NB002AC2	Siemens	Emergency Stop Switches / E-Stop Switches ENC PLASTIC,EMERG STOP TWIST-RELEASE,2NC Learn More about Siemens 3su1 pushbuttons	Datasheet	15In Stock	$352.43 $319.11 $306.75	Min.: 1 Mult.: 1
Switch Actuators SEL SW, 3POS, MTND, SHORT HANDLE, WHT 3SU10022BL600AA0 Siemens 1: $27.53 366In Stock	Mfr. Part No. 3SU10022BL600AA0 Mouser Part No 982-3SU10022BL600AA0	Siemens	Switch Actuators SEL SW, 3POS, MTND, SHORT HANDLE, WHT Learn More about Siemens 3su1 pushbuttons	Datasheet	366In Stock	$27.53 $23.99 $22.88 $21.34 View $20.51 $19.80	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT MODULE 2NO 3SU14001AA101DA0 Siemens 1: $63.99 158In Stock	Mfr. Part No. 3SU14001AA101DA0 Mouser Part No 982-3SU14001AA101DA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT MODULE 2NO Learn More about Siemens 3su1 pushbuttons	Datasheet	158In Stock	$63.99 $56.39 $53.15 $50.76 View $48.59 $45.79	Min.: 1 Mult.: 1
Switch Actuators KEY SW, 2POS, MTND, KEY REMOVAL IN ALL 3SU10505BF110AA0 Siemens 1: $293.53 4In Stock	Mfr. Part No. 3SU10505BF110AA0 Mouser Part No 982-3SU10505BF110AA0	Siemens	Switch Actuators KEY SW, 2POS, MTND, KEY REMOVAL IN ALL Learn More about Siemens 3su1 pushbuttons	Datasheet	4In Stock	$293.53 $261.58 $252.28 $241.18 Quote Quote	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits LED MODULE, WHT,24-240VAC,SCREW TERMINAL 3SU14011BH601AA0 Siemens 1: $88.18 21In Stock	Mfr. Part No. 3SU14011BH601AA0 Mouser Part No 982-3SU14011BH601AA0	Siemens	Switch Contact Blocks / Switch Kits LED MODULE, WHT,24-240VAC,SCREW TERMINAL Learn More about Siemens 3su1 pushbuttons	Datasheet	21In Stock	$88.18 $78.13 $73.28 $70.23 $67.77	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO, FOR FRONT MOUNTING 3SU14001AA101BA0 Siemens 1: $33.73 536In Stock	Mfr. Part No. 3SU14001AA101BA0 Mouser Part No 982-3SU14001AA101BA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NO, FOR FRONT MOUNTING Learn More about Siemens 3su1 pushbuttons	Datasheet	536In Stock	$33.73 $29.10 $27.43 $26.23 View $25.09 $23.64 $22.60	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC, FOR FRONT MOUNTING 3SU14001AA101CA0 Siemens 1: $33.58 259In Stock	Mfr. Part No. 3SU14001AA101CA0 Mouser Part No 982-3SU14001AA101CA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC, FOR FRONT MOUNTING Learn More about Siemens 3su1 pushbuttons	Datasheet	259In Stock	$33.58 $29.10 $27.43 $26.23 View $25.09 $23.65 $22.60	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT MODULE 1NO+1NC 3SU14001AA101FA0 Siemens 1: $63.99 72In Stock 45Expected 2/11/2026	Mfr. Part No. 3SU14001AA101FA0 Mouser Part No 982-3SU14001AA101FA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT MODULE 1NO+1NC Learn More about Siemens 3su1 pushbuttons	Datasheet	72In Stock 45Expected 2/11/2026	$63.99 $56.37 $53.15 $50.69 View $48.59 $45.79	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP FRNT PLT 3SU14001AA103CA0 Siemens 1: $38.64 90In Stock	Mfr. Part No. 3SU14001AA103CA0 Mouser Part No 982-3SU14001AA103CA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP FRNT PLT Learn More about Siemens 3su1 pushbuttons	Datasheet	90In Stock	$38.64 $33.33 $31.43 $29.28 View $28.07 $27.09 $25.89	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT MODULE 2NO 3SU14001AA103DA0 Siemens 1: $83.41 40In Stock	Mfr. Part No. 3SU14001AA103DA0 Mouser Part No 982-3SU14001AA103DA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT MODULE 2NO Learn More about Siemens 3su1 pushbuttons	Datasheet	40In Stock	$83.41 $74.27 $69.66 $66.76 $64.48	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP, BASE MT 3SU14002AA103CA0 Siemens 1: $37.60 81In Stock	Mfr. Part No. 3SU14002AA103CA0 Mouser Part No 982-3SU14002AA103CA0	Siemens	Switch Contact Blocks / Switch Kits CONTACT BLOCK, 1NC W/CAGE CLAMP, BASE MT Learn More about Siemens 3su1 pushbuttons	Datasheet	81In Stock	$37.60 $33.66 $31.52 $29.53 View $27.83 $26.60	Min.: 1 Mult.: 1
Switch Contact Blocks / Switch Kits LED MODULE, 24V AC/DC, GREEN, SCREW TERM 3SU14011BB401AA0 Siemens 1: $84.51 58In Stock	Mfr. Part No. 3SU14011BB401AA0 Mouser Part No 982-3SU14011BB401AA0	Siemens	Switch Contact Blocks / Switch Kits LED MODULE, 24V AC/DC, GREEN, SCREW TERM Learn More about Siemens 3su1 pushbuttons	Datasheet	58In Stock	$84.51 $75.25 $70.56 $69.67 $65.29	Min.: 1 Mult.: 1
Switch Fixings HOLDER, 3 MODULES, PLASTIC 3SU15000AA100AA0 Siemens 1: $11.91 466In Stock 1,180On Order	Mfr. Part No. 3SU15000AA100AA0 Mouser Part No 982-3SU15000AA100AA0	Siemens	Switch Fixings HOLDER, 3 MODULES, PLASTIC Learn More about Siemens 3su1 pushbuttons	Datasheet	466In Stock 1,180On Order On Order Ship Dates Mfr. No: 3SU15000AA100AA0 Stock: 466 Can Dispatch Immediately On Order: 235 Pending 320 Expected 2/11/2026 625 Expected 23/12/2026 Factory Lead Time: 5 Weeks	$11.91 $10.78 $10.36 $10.06 View $9.11 $8.84	Min.: 1 Mult.: 1
Emergency Stop Switches / E-Stop Switches ENCLOSURE FOR COMMAND DEVICE, RED E-STOP 3SU18010NA002AA2 Siemens 1: $255.33 9In Stock	Mfr. Part No. 3SU18010NA002AA2 Mouser Part No 982-3SU18010NA002AA2	Siemens	Emergency Stop Switches / E-Stop Switches ENCLOSURE FOR COMMAND DEVICE, RED E-STOP Learn More about Siemens 3su1 pushbuttons	Datasheet	9In Stock	$255.33 $231.19 $222.24 $215.68	Min.: 1 Mult.: 1
Emergency Stop Switches / E-Stop Switches ENC PLASTIC,EMERG STOP TWIST-RELEASE,1NC 3SU18010NA002AC2 Siemens 1: $368.33 7In Stock	Mfr. Part No. 3SU18010NA002AC2 Mouser Part No 982-3SU18010NA002AC2	Siemens	Emergency Stop Switches / E-Stop Switches ENC PLASTIC,EMERG STOP TWIST-RELEASE,1NC Learn More about Siemens 3su1 pushbuttons	Datasheet	7In Stock	$368.33 $337.92 $329.47	Min.: 1 Mult.: 1
Emergency Stop Switches / E-Stop Switches ENC METAL, EMERG STOP TWIST-RELEASE,2NC 3SU18510NB002AC2 Siemens 1: $418.59 23In Stock	Mfr. Part No. 3SU18510NB002AC2 Mouser Part No 982-3SU18510NB002AC2	Siemens	Emergency Stop Switches / E-Stop Switches ENC METAL, EMERG STOP TWIST-RELEASE,2NC Learn More about Siemens 3su1 pushbuttons	Datasheet	23In Stock	$418.59 $411.94 $373.46	Min.: 1 Mult.: 1
Emergency Stop Switches / E-Stop Switches 2-HAND OPERATION CONSOLE W/ESTOP 3SU18033NB001AE1 Siemens 1: $892.39 4In Stock	Mfr. Part No. 3SU18033NB001AE1 Mouser Part No 982-3SU18033NB001AE1	Siemens	Emergency Stop Switches / E-Stop Switches 2-HAND OPERATION CONSOLE W/ESTOP Learn More about Siemens 3su1 pushbuttons	Datasheet	4In Stock	$892.39 $807.99	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MTND, RED, FLUSH 3SU10000AA200AA0 Siemens 1: $31.82 10In Stock	Mfr. Part No. 3SU10000AA200AA0 Mouser Part No 982-3SU10000AA200AA0	Siemens	Switch Actuators PUSHBUTTON, MTND, RED, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	10In Stock	$31.82 $27.47 $27.21 $26.03 View $24.89 $23.46 $22.43	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MTND, YEL, FLUSH 3SU10000AA300AA0 Siemens 1: $31.82 12In Stock	Mfr. Part No. 3SU10000AA300AA0 Mouser Part No 982-3SU10000AA300AA0	Siemens	Switch Actuators PUSHBUTTON, MTND, YEL, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	12In Stock	$31.82 $29.46 $27.21 $26.03 View $24.89 $23.46 $22.43	Min.: 1 Mult.: 1
Switch Actuators HBUTTON, MOM, BLK, FLUSH 3SU10000AB100AA0 Siemens 1: $15.49 18In Stock 7Expected 7/12/2026	Mfr. Part No. 3SU10000AB100AA0 Mouser Part No 982-3SU10000AB100AA0	Siemens	Switch Actuators HBUTTON, MOM, BLK, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	18In Stock 7Expected 7/12/2026	$15.49 $13.37 $12.61 $11.53 View $10.87 $10.39 $9.94	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MOM, RED, FLUSH 3SU10000AB200AA0 Siemens 1: $14.31 6In Stock 8Expected 30/11/2026	Mfr. Part No. 3SU10000AB200AA0 Mouser Part No 982-3SU10000AB200AA0	Siemens	Switch Actuators PUSHBUTTON, MOM, RED, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	6In Stock 8Expected 30/11/2026	$14.31 $13.37 $12.61 $12.06 View $11.53 $10.87 $10.39 $9.94	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MOM, YEL, FLUSH 3SU10000AB300AA0 Siemens 1: $14.31 24In Stock	Mfr. Part No. 3SU10000AB300AA0 Mouser Part No 982-3SU10000AB300AA0	Siemens	Switch Actuators PUSHBUTTON, MOM, YEL, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	24In Stock	$14.31 $12.65 $12.61 $12.06 View $11.53 $10.87 $10.39 $9.94	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MOM, GRN, FLUSH 3SU10000AB400AA0 Siemens 1: $14.31 18In Stock	Mfr. Part No. 3SU10000AB400AA0 Mouser Part No 982-3SU10000AB400AA0	Siemens	Switch Actuators PUSHBUTTON, MOM, GRN, FLUSH Learn More about Siemens 3su1 pushbuttons	Datasheet	18In Stock	$14.31 $12.61 $12.06 $11.53 View $10.87 $10.39 $9.94	Min.: 1 Mult.: 1
Switch Actuators PUSHBUTTON, MOM, BLK, RAISED 3SU10000BB100AA0 Siemens 1: $21.16 8In Stock	Mfr. Part No. 3SU10000BB100AA0 Mouser Part No 982-3SU10000BB100AA0	Siemens	Switch Actuators PUSHBUTTON, MOM, BLK, RAISED Learn More about Siemens 3su1 pushbuttons	Datasheet	8In Stock	$21.16 $18.73 $17.75 $16.81 View $15.84 $15.15	Min.: 1 Mult.: 1

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SIRIUS ACT 3SU1 Pushbuttons & E-Stops

Types of Electromechanical