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Beckhoff EJ9404

EtherCAT plug-in module, power supply for E-bus, 24 V DC, 12 A

MPN: EJ9404
Category: EJ9xxx | System

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 EJ9404?

The EJ9404 EtherCAT plug-in module is used in combination with the EJ1101-0022 EtherCAT Coupler to supply the E-bus with power. Data is exchanged between the coupler and the module over the E-bus. Each EtherCAT plug-in module draws a certain amount of

Specifications

Technology	power supply module for E-bus
Short-circuit proof	–
Input voltage	24 V DC (-15%/+20%)
Output voltage	–
Max. output current	12 A
Current consumption E-bus	–
Current consumption from US	10 mA + (∑ E-bus current/6.25)
Electrical isolation	–
Diagnostics in the process image	–
Weight	approx. 50 g
Operating temperature	0…55°C
Storage temperature	-25…+85°C
Relative humidity	95%, no condensation
EMC immunity/emission	conforms to EN 61000-6-2/EN 61000-6-4
Vibration/shock resistance	conforms to EN 60068-2-6/EN 60068-2-27
Protect. rating/installation pos.	IP20/see documentation
Approvals/markings	CE, UL
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	7, 8
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)	24 mm x 66 mm x 55 mm

EJ9404: frequently asked questions

When can EJ9404 be shipped?

EJ9404 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 EJ9404 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 EJ9404 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 EJ9404, subject to availability and destination.