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Siemens 3SE5122-1LA00 — Limit Switches

Siemens 3SE5122-1LA00

MPN3SE5122-1LA00
Active

Basic switch for position switch 3SE51 Metal enclosure 56 mm wide Device connection 3 x (M20 x 1.5) 1 NO/2 NC quick action contacts with 2 LEDs, yellow/green, 24 V DC without actuator head

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

Identification

3SE5122-1LA00 — Identification
ParameterValue
Product designationMechanical safety switches
Product brand nameSIRIUS

Switching & Safety

3SE5122-1LA00 — Switching & Safety
ParameterValue
Positive opening functionYes
Auxiliary NO contacts1
Auxiliary NC contacts2
Circuit principlesnap-action contacts
Switching function designPositive opening with appropriate positive opening actuator head
Active principlemechanical
Safety-related switching contacts2
Suitable as safety switchYes
Switching contact designmechanical
Safety-related interface connectorwithout

Mechanical

3SE5122-1LA00 — Mechanical
ParameterValue
Actuating element designOther, without, basic switch
Repeat accuracy0.05 mm
Mechanical service life (typ. operating cycles)15 000 000
Enclosure materialmetal
Mounting positionany
Fastening methodscrew fixing
Length85.7 mm
Width56 mm
Minimum actuating force20 N
Enclosure coatingcathodic dip coating
Housing design standardblock, wide

Environmental

3SE5122-1LA00 — Environmental
ParameterValue
IP protection ratingIP66/IP67
Operating temperature range-25 ... +60 °C
Storage temperature range-40 ... +90 °C
Shock resistance (IEC 60068-2-27)30g / 11 ms
Pollution degreeclass 3

Wiring

3SE5122-1LA00 — Wiring
ParameterValue
Electrical connection typescrew-type terminals
Interface connector designwithout
Conductor cross-section, finely stranded (with ferrule)1x (0.5 ... 1.5 mm²), 2x (0.5 ... 0.75 mm²)
Conductor cross-section, solid1x (0.5 ... 1.5 mm²), 2x (0.5 ... 0.75 mm²)
Cable entry type3x (M20 x 1.5)

Electrical

3SE5122-1LA00 — Electrical
ParameterValue
Rated insulation voltage400 V
Thermal current10 A
Rated impulse withstand voltage0.8 kV
Rated current at 24 V3 A
DIAZED gG fuse link, continuous current6 A
C-characteristic MCB, continuous current1 A; for a short-circuit current smaller than 400 A
Quick DIAZED fuse link, continuous current10 A; for a short-circuit current smaller than 400 A

Specifications

3SE5122-1LA00 — Specifications
ParameterValue
Of The Supplied Switching Contacts3SE5000-0LA00
MPN
3SE5122-1LA00