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Siemens 3SE2120-1WW00-0AD0 — Limit Switches

Siemens 3SE2120-1WW00-0AD0

MPN3SE2120-1WW00-0AD0

Finished combination with position switch metal enclosure Rod lever, plastic Snap-action contacts 1 NO+1 NC Intermediate plate 3SY3110 Base plate 3SY3027 and connector plug 3SY3131 6-pole and PE Pin assignment: Pin 1=21, Pin 2=22 Pin 3=13, Pin 4=14 NC = Pin 1+2, NO = Pin 3+4 Pin 5 and Pin 6 not assigned PE connected and matching cable socket 3SY3123

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

Identification

3SE2120-1WW00-0AD0 — Identification
ParameterValue
Product designationposition switch

Switching & Safety

3SE2120-1WW00-0AD0 — Switching & Safety
ParameterValue
Auxiliary NO contacts1
Auxiliary NC contacts1
Circuit principlesnap-action contacts
Switching function designCO contact
Active principlemechanical
Safety-related switching contacts1
Suitable as safety switchNo
Switching contact designmechanical
Safety-related interface connectorwithout

Mechanical

3SE2120-1WW00-0AD0 — Mechanical
ParameterValue
Actuating element designrod actuator
Standard-compliant actuator headEN 50041, design D
Enclosure materialmetal
Fastening methodscrew fixing
Length306.3 mm
Width40 mm
Enclosure coatingpainted
Housing design standarddesign complying with EN 50041

Environmental

3SE2120-1WW00-0AD0 — Environmental
ParameterValue
IP protection ratingIP67
Operating temperature range-30 ... +85 °C

Wiring

3SE2120-1WW00-0AD0 — Wiring
ParameterValue
Electrical connection typeplug, 6-pole + PU, DIN 43651
Interface connector designwithout
MPN
3SE2120-1WW00-0AD0