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B&R 0AC808.9-1

8-port industrial hub (layer 2), 24 VDC

MPN: 0AC808.9-1
Category: Infrastructure components

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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 B&R 0AC808.9-1?

8-port industrial hub (layer 2), 24 VDC, 10/100 Mbit/s with autonegotiation, automatic MDIX, order terminal block TB704 separately!

Specifications

General information

Diagnostics – Bus function	Yes, using LED status indicator
Diagnostics – Hub power supply	Yes, using LED status indicator
LED name – Network activity	RX (orange)
LED name – Link/Collision	L/C (Link = Green, Collision = Red)
LED name – Supply voltage	OK (orange)
Certifications – CE	Yes
Certifications – CRA (Cyber Resilience Act)	In preparation
Certifications – UL	cULus E115267; Industrial control equipment
Certifications – LR	ENV1
Status indicators	Network activity for each channel, link/collision for each channel, supply voltage
Type	8-port industrial hub (layer 2)

Interfaces

Transfer – Physical layer	10BASE-T/100BASE-TX
Transfer – Half-duplex	Yes
Transfer – Full-duplex	No
Transfer – Autonegotiation	Yes
Transfer – Auto-MDI/MDIX	Yes
Signal	Ethernet
Variant	Shielded RJ45
Line length	Max. 100 m between 2 stations (segment length)
Transfer rate	10/100 Mbit/s
Hub propagation delay	0.64 to 0.68 µs

Power supply unit

Input voltage range	18 to 30 VDC
Current consumption	Max. 150 mA
Power consumption	Max. 3 W
Variant	Switched-mode power supply with reverse polarity protection diode, no overvoltage protection

Electrical properties

Electrical isolation

Ports isolated from each other, ground and power supply.; Power supply and ground isolated.

Operating conditions

Mounting orientation – Face-up	Yes
Mounting orientation – Vertical	Yes
Installation elevation above sea level	Max. 2000 m
Degree of protection per EN 60529	IP20

Ambient conditions

Temperature – Face-up	-25 to 60°C
Temperature – Vertical	-25 to 60°C
Temperature – Storage	-40 to 85°C
Temperature – Transport	-40 to 85°C
Relative humidity – Operation	5 to 95%, non-condensing
Relative humidity – Storage	5 to 95%, non-condensing
Relative humidity – Transport	5 to 95%, non-condensing

Mechanical properties

Dimensions – Width	115 mm
Dimensions – Height	43 mm (51 mm with top-hat rail)
Dimensions – Depth	86 mm
Note	Order 1x terminal block TB704 separately.
Installation	Top-hat rail installation, top-hat rail adapter is included in delivery.

Accessories

Required accessories (order separately)

0TB704.91	Terminal blocks — The single-row 4-pin terminal block 0TB704 is used as the voltage supply terminal block and the connection terminal for fieldbuses.
0TB704.9	Terminal blocks — The single-row 4-pin terminal block 0TB704 is used as the voltage supply terminal block and the connection terminal for fieldbuses.

Downloads & documentation

Official documents from B&R, downloaded directly from the manufacturer.

Data sheets & manuals

CAD & dimension drawings

3D File DXF/STEP 0AC808.9-1ZIP · 741 KB · 2.0 (05/20/2019)

Certificates (2)

0AC808.9-1: frequently asked questions

When can 0AC808.9-1 be shipped?

0AC808.9-1 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 0AC808.9-1 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 0AC808.9-1 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 0AC808.9-1, subject to availability and destination.