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Siemens 3SE2303-3D — Limit Switches

Siemens 3SE2303-3D

MPN3SE2303-3D

POSITION SWITCH METAL ENCLOS., SLOW-ACTION CONTACT WITH OVERLAP 2NO+1NC ROLLER PLUNGER FORM D, 3 X M20 X 1.5

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

Identification

3SE2303-3D — Identification
ParameterValue
Product designationposition switch

Switching & Safety

3SE2303-3D — Switching & Safety
ParameterValue
Auxiliary NO contacts2
Auxiliary NC contacts1
Circuit principleslow-action make-before-break contacts
Switching function designpositive opening
Active principlemechanical
Safety-related switching contacts1
Suitable as safety switchYes
Switching contact designmechanical
Safety-related interface connectorwithout

Mechanical

3SE2303-3D — Mechanical
ParameterValue
Actuating element designroller plunger
Standard-compliant actuator headEN 50041, design C
Switch head shaperoller
Enclosure materialmetal
Fastening methodscrew fixing
Length140 mm
Width56 mm
Enclosure coatingpainted
Housing design standardblock, wide

Environmental

3SE2303-3D — Environmental
ParameterValue
IP protection ratingIP67
Operating temperature range-30 ... +85 °C

Wiring

3SE2303-3D — Wiring
ParameterValue
Electrical connection typescrew-type terminals
Interface connector designwithout
MPN
3SE2303-3D