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Beckhoff EJ1957

EtherCAT plug-in module, 8-channel digital input + 4-channel digital output, 24 V DC, 0.5 A, TwinSAFE, TwinSAFE Logic

MPN: EJ1957
Category: EJ1xxx | Digital input

Price and lead time confirmed within 1 business day

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12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
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What is the Beckhoff EJ1957?

The EJ1957 EtherCAT plug-in module is a TwinSAFE component with inputs and outputs. The module has eight fail-safe inputs and four fail-safe outputs, which are controlled or processed via FSoE by a TwinSAFE Logic-capable component. The EJ1957 has safety

Specifications

Connection technology	signal distribution board
Specification	link unit between safe input and output signals
Number of inputs	8
Number of outputs	4
Protocol	TwinSAFE/Safety over EtherCAT
Response time	typ. 4 ms (read input/write to E-bus)
Fault response time	≤ watchdog time (parameterizable)
Current consumption E-bus	typ. 330 mA
Safety standard	EN ISO 13849-1:2015 (Cat. 4, PL e) and EN 61508:2010 (SIL 3)
Weight	approx. 64 g
Protection rating	IP20
Design form	EtherCAT I/O plug-in module
Material	polycarbonate
Installation	on signal distribution board
Mechanical coding	EJ plug-in module: signal-specific coding pins on the housing, signal distribution board: holes in the printed circuit board
Position of the coding pins	4, 7
Locking	latching lug in circuit board cut-out
Connection method	field wiring: application-specific wiring level on the signal distribution board, EJ plug-in module: 2 x 20-pin socket strip
Dimensions (W x H x D)	12 mm x 152 mm x 55 mm

EJ1957: frequently asked questions

When can EJ1957 be shipped?

EJ1957 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up EJ1957 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for EJ1957 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for EJ1957, subject to availability and destination.