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Siemens 3TK2805-0AL21 — Safety Relays

Siemens 3TK2805-0AL21

MPN3TK2805-0AL21

CONTACTOR COMBINATION FOR SAFETY CIRCUITS REL. A. SIG. CIRC. 5NO,1NC AC ACTUATION, 230/220 V AC, 50/60 HZ, FUJI VERSION

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

3TK2805-0AL21 — Monitoring & inputs
ParameterValue
Emergency-off circuit monitoringNo
Position switch monitoringNo
Magnetically operated switch monitoringNo
Start inputNo
Tactile sensor monitoringNo
Valve monitoringNo
Feedback inputNo
3TK2805-0AL21 — Connection
ParameterValue
Conductor cross-section, solid2x (18 ... 14)
Conductor cross-section, stranded2x (20 ... 16)
Conductor cross-section, with ferrule2x (0.75 ... 1.5 mm²)
Plug-in socket connectionNo
3TK2805-0AL21 — Approvals
ParameterValue
UL approvalNo
3TK2805-0AL21 — Other specifications
ParameterValue
Acc. to EN ISO 13849-1e
Safety-Related circuitsNo
Stop category acc. to DIN EN 60204-10
Installation environment regarding EMCThis product is suitable for Class A environments only. It can cause undesired radio-frequency interference in residential environments. If this is the case, the user must take appropriate measures.
Safety device type acc. to IEC 61508-2Type A
MPN
3TK2805-0AL21