








Product Description
| Category | Item | Specification |
|---|---|---|
| Basic Information | Full Model | EP1122-0001 |
| Product Type | IP67 EtherCAT Box 2-port passive junction splitter (A-coded M8), EtherCAT star topology field expansion moduledocument.b... | |
| Housing Material | PA6 reinforced polyamide industrial plastic | |
| Dimension (W × H × D) | 30 mm × 126 mm × 26.5 mm (excluding connectors) | |
| Net Weight | Approx. 165 g | |
| Protection Class | IP65 / IP66 / IP67 (EN 60529), cabinet-free direct machine mounting | |
| Mechanical Mounting | Fixing Holes | 2 × Ø3.5 mm holes for M3 screws, arbitrary multi-angle installation |
| EtherCAT M8 Bus Interfaces | Port Layout | Total 4 × M8 4-pin A-coded shielded sockets: 1 input IN, 2 branch OUT ports, 1 pass-through daisy-chain portBeckhoff |
| Transmission Standard | 100BASE-TX full-duplex EtherCAT, 100 Mbit/s | |
| Max Cable Length Per Segment | 100 m between two EtherCAT devices | |
| Hot Connect Support | Standard Hot Connect, no Fast Hot Connect function | |
| Power Supply Electrical Spec | Nominal Supply Voltage Us / Up | 24 V DC (-15 % ~ +20 %) SELV safety extra-low voltage |
| Us Static Base Draw | Typ. 120 mA (module internal electronics only) | |
| Max Total Us Output Current | 4 A shared for all downstream field boxes | |
| Max Total Up Output Current | 4 A shared actuator power pass-through | |
| Up Circuit Feature | Pure power pass-through, no internal consumption from Up rail | |
| Galvanic Isolation | Dielectric Withstand Voltage | 500 V AC isolation between each EtherCAT port and power circuit |
| EtherCAT Bus Functions | Distributed Clocks | Not supported |
| Process Image Data | 0 bits (pure bus splitter, no digital/analog I/O channels) | |
| Address Assignment | Auto-detected by EtherCAT master, no DIP switches | |
| LED Diagnostic Indicators | System RUN LED | Green steady = normal EtherCAT communication |
| Per-Port Link/Activity LED | Separate indicator on each M8 port, flashes during data transmission | |
| Power Status LED | Green light when 24V Us supply is present | |
| Environmental Conditions | Operating Temperature | -25 ℃ ~ +60 ℃ full continuous load; 0~+55 ℃ for ATEX certification |
| Storage Temperature | -40 ℃ ~ +85 ℃ | |
| Relative Humidity | ≤ 95 %, non-condensing | |
| Vibration & Shock Compliance | EN 60068-2-6, EN 60068-2-27 industrial standard | |
| EMC & Safety Certifications | EMC Standards | EN 61000-6-2 (industrial immunity), EN 61000-6-4 (industrial emission) |
| Approvals | CE, UL Listed, RoHS compliant | |
| Explosion Protection | ATEX II 3 G Ex ec IIC T4 Gc / II 3 D Ex tc IIIC T135°C Dc; IECEx Ex ec IIC T4 Gc / Ex tc IIIC T135°C Dcdocument.b... | |
| Variant Distinction Note | EP1122-0001 vs EP1122-8001 |
EP1122-0001: Standard Hot Connect, 2 branch ports
|
| EP vs EPP Series |
EP1122: Separate signal + power M8 cables
|
|
| Core Feature Summary | Key Advantages | IP67 waterproof machine-side star topology expansion without cabinet; dual independent branch ports for decentralized field I/O groups; 4A high-current Us/Up power pass-through for multiple EPP/EP modules; full port-to-port galvanic isolation for anti-interference; plug-and-play no parameter configuration; ATEX gas/dust hazardous area certification |
| Typical Application Scenarios | Usage | Packaging/conveyor machine-side EtherCAT star branching layout; robot peripheral multi-group IP67 I/O distribution; metalworking harsh workshop decentralized network split nodes; test equipment multi-station field EtherCAT topology expansion; replace cabinet-mounted switches for machine-side local branching |



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How long is the delivery time ?
Total delivery time is split into two parts: Processing and Shipping
**Reminder: Our warehouse do not process orders during weekend or any public holidays. Therefore, please allow another 1-2 business days to process your weekend orders.** Do you ship to my country ?Yes, we do. Actually, we ship to any countries all over the world (As long as your country is on the earth). Do you provide tracking number ?Sure thing. We will upload the tracking number once the item is dispatched. Here is how you can locate the tracking number:
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How many months warranty do you provide ? 6 months warranty is provided to our products. The length of the warranty depends on the nature of the products.
What should I do if the item quality is bad / does not fit ?
Normally any quality problems, please return to exchange a brand new one within 14 days or purchase. We will pay for the return postage.Kindly contact our customer support for more details.
What should I do if the item is broken or dead on arrival ?For ensuring all the items are in good quality, we will test all products before the packages were sent out. If there are any problems with the item, kindly send us some images of the situation. And we are more than willing to assist you any further. What should I do if I choose to return the item for a full refund or replacement ?Please contact our customer support team before returning the defective item. Return items should include the original packaging and all accessories. Please make sure the item have NO man-made sabotage., otherwise, refund/exchange request will be rejrcted. DO REMEMBER SIGN YOUR RMA# on the front of the package., or your return won't be accepted. We will pay for the shipping cost of resending items as well. Where can I find a RMA ?RMA is Return Merchandise Authorization. Please contact our customer support and explain them your situation. They will try to solve the problem for you and issue you a RMA for returning the item back to us. Disclaimer:Our eBay account sells new and surplus product and develops channels to purchase such product. Our eBay account is not affiliated with nor an authorized distributor or representative of any manufacturer, brand or product listed. All items sold by us are covered under our warranty and not the manufacturer warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. |