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Siemens 1FK7042-5AK71-1SG0 — Servo Motors

Siemens 1FK7042-5AK71-1SG0 Servo Motor, 4.74 kg, EOL

MPN1FK7042-5AK71-1SG0
End of Life

Siemens 1FK7 series compact synchronous servo motor, 4.74 kg, EOL, order code 1FK7042-5AK71-1SG0.

$1,151.57Ref. price · indicative, final on quote
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

Mechanical

1FK7042-5AK71-1SG0 — Mechanical
ParameterValue
Weight4.74 kgs

Product details

What EOL means for the BOM line

An EOL lifecycle marker on the 1FK7042-5AK71-1SG0 means the manufacturer has stopped taking new orders for this build; the practical channel is independent surplus and broker inventory, with quantity and condition confirmed at quote time. There is no official L* successor surfaced on the record for this order code, so any drop-in alternative has to be validated against the specific shaft, encoder, and brake options in the 1FK7042-5AK71-1SG0 suffix rather than assumed from a family name.

Frequently asked questions

Will 1FK7042-5AK71-1SG0 drop into a panel that was specified around 1FK7042-5AF21-1UA0 without rewiring?

The 1FK7042-5AK71-1SG0 and 1FK7042-5AF21-1UA0 are both 1FK7 compact motors but differ in the option suffix that selects shaft, encoder, and brake configuration; the listed weight also differs (4.74 kg versus 4.54 kg). A like-for-like swap has to be confirmed against the specific option code, not assumed from the frame size.

MPN
1FK7042-5AK71-1SG0