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Siemens 3SU1051-1EA40-0AA0-ZX90 — Emergency Stop Pushbuttons

Siemens 3SU1051-1EA40-0AA0-ZX90

MPN3SU1051-1EA40-0AA0-ZX90
Active

Illuminated mushroom pushbutton, 22 mm, round, metal, shiny, green, 40 mm, 3 switch positions, latches after pushing in, unlatches by pull-to-unlatch mechanism to center position, after pulling out the button Retraction to center position, Z=50-unit packaging

StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
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Specifications

Identification

3SU1051-1EA40-0AA0-ZX90 — Identification
ParameterValue
Product designationMushroom pushbuttons
Brand nameSIRIUS ACT
Product line / constructionMetal, shiny, 22 mm

Function & Operation

3SU1051-1EA40-0AA0-ZX90 — Function & Operation
ParameterValue
EMERGENCY STOP functionNo
EMERGENCY OFF functionNo
Product designActuating/signaling element
Actuation principle (momentary / latching)latching
Unlocking / release typepull-to-unlatch mechanism
Actuating element designilluminated
Actuator shaperound
Actuator colorgreen
Actuator materialplastic
Actuator outer diameter40 mm
Optional light sourceYes

Switching & Contacts

3SU1051-1EA40-0AA0-ZX90 — Switching & Contacts
ParameterValue
Number of command points1
Number of switching positions3
Operating frequency, max.1 800 1/h
Mechanical service life, typ. (operating cycles)300 000

Mechanical

3SU1051-1EA40-0AA0-ZX90 — Mechanical
ParameterValue
Mounting diameter22.3 mm
Installation diameter, positive tolerance0.4 mm
Mounting hole shaperound
Installation width40 mm
Mounting height32 mm
Installation depth24.6 mm
Height40 mm
Width40 mm
Front ring includedYes
Front ring designStandard
Front ring materialMetal, high gloss
Front ring colorsilver

Environmental

3SU1051-1EA40-0AA0-ZX90 — Environmental
ParameterValue
IP protection ratingIP66, IP67, IP69(IP69K)
NEMA protection rating1, 2, 3, 3R, 4, 4X, 12, 13
Operating temperature range-25 ... +70 °C
Storage temperature range-40 ... +80 °C
Vibration resistance (IEC 60068-2-6)10 ... 500 Hz: 5g
Shock resistance (IEC 60068-2-27)sinusoidal half-wave 15g / 11 ms
MPN
3SU1051-1EA40-0AA0-ZX90