SCALANCE W721-1 · Industrial Wireless Client
Single-radio industrial WLAN client with dual-band IEEE 802.11n connectivity and one 100 Mbps RJ45 interface.
The Siemens 6GK5721-1FC00-0AA0 SCALANCE W721-1 is an industrial WLAN client for connecting control-cabinet Ethernet devices to wireless networks. It combines one radio, one R-SMA antenna connection and one RJ45 Ethernet port. Dual-band operation, WPA2/IEEE 802.11i security and industrial 24 V DC supply make it suitable for mobile or hard-to-wire automation equipment.
| Commercial Check | Verified Detail |
|---|---|
| Official Siemens lifecycle | Phase Out Announce |
| Ordering identity | Complete MLFB: 6GK5721-1FC00-0AA0 |
| Procurement basis | Confirm the complete MLFB, national radio approval, antenna system, frequency band, network security and Ethernet topology. |
| Parameter | Officially Verified Value |
|---|---|
| Article number | 6GK5721-1FC00-0AA0 |
| Product family | SCALANCE W721-1 RJ45 for control cabinets |
| Operating role | Industrial WLAN client |
| Wireless standards | IEEE 802.11a/b/g/h/n |
| Frequency bands | 2.4 GHz and 5 GHz |
| Gross data rate | Up to 150 Mbps |
| Radio / antenna | 1 radio; 1 R-SMA antenna port, 50 Ω |
| Ethernet interface | 1 × RJ45, maximum 100 Mbps |
| Supply voltage | 24 V DC; permitted range 19.2 to 28.8 V DC |
| Current consumption | Typically 150 mA at 24 V DC |
| Power loss | Typically 3.6 W at 24 V DC |
| Security | WPA2 / IEEE 802.11i; IEEE 802.11e support |
| Operating temperature | 0 to +55 °C |
| Degree of protection | IP20 |
| Dimensions | 50 × 114 × 74 mm (W × H × D) |
| Net weight | 0.231 kg |
Connects Ethernet-capable automation equipment to an industrial WLAN.
Provides a compact DIN-rail wireless bridge for control-cabinet devices.
Supports communication where moving equipment or routing constraints make cabling impractical.
Current Siemens SiePortal lifecycle information identifies 6GK5721-1FC00-0AA0 as Phase Out Announce.
It operates as an industrial WLAN client for an Ethernet-connected device.
It supports IEEE 802.11a/b/g/h/n in the 2.4 GHz and 5 GHz bands.
One RJ45 Ethernet port supports up to 100 Mbps.
The unit provides one 50 Ω R-SMA antenna port.
Current Siemens product data specifies 50 × 114 × 74 mm and a net weight of 0.231 kg.
Send the full MLFB, installed hardware, required quantity and destination. We will check availability, configuration fit, inspection scope, warranty terms and global delivery options.
Submit your inquiry for Siemens 6GK5721-1FC00-0AA0.
Industrial Spare Parts Support
Our service process focuses on traceable identification, configuration matching, condition inspection and practical delivery planning for Siemens SCALANCE industrial wireless communication spares.
We compare the complete order number, product family, label details and requested revision.
radio approval, antenna system, WLAN settings, supply and RJ45 topology are checked against the requested application.
Installed system context and replacement requirements are reviewed before shipment.
ESD-conscious packing, shipment documentation and global delivery options are arranged.
Real workplace images show our team reviewing industrial components, checking shipment details and handling automation spares before dispatch.
Visual review of industrial modules and traceability details.
Order and packing checks performed by the handling team.
Careful handling and visible-condition review before shipment.
| Service Item | What We Check | Purchasing Value |
|---|---|---|
| MLFB verification | Complete 6GK5721-1FC00-0AA0 marking and traceability details | Avoids family-level mismatch |
| System fit | radio approval, antenna system, WLAN settings, supply and RJ45 topology | Supports installation planning |
| Application review | Country of use, frequency band, antenna, SSID/security and network role | Protects compatibility |
| Condition inspection | Housing, terminals, contacts, label readability and visible handling condition | Provides receiving criteria |
| ESD-conscious packing | Protective materials suitable for electronic modules | Reduces handling risk |
| Global delivery support | Destination, carrier options and shipment documents | Simplifies procurement |
A clear label image and the complete article number.
Controller, interface or surrounding system order numbers.
Country of use, frequency band, antenna, SSID/security and network role.
Quantity, destination, required date and requested warranty terms.
Retain the installed hardware configuration, parameter set and wiring information. Share the surrounding system context so compatibility can be reviewed before shipment and commissioning delays can be reduced.
Send your 6GK5721-1FC00-0AA0 requirement for availability verification, configuration review, inspection scope, warranty information and global shipping support.
Include the quantity and delivery destination for an efficient response.
A mixed-brand reference list for maintenance, replacement and project sourcing. Send the exact model, quantity and destination for availability and compatibility review.
Share the complete model numbers, required quantities and destination. We will verify availability, review compatibility information, explain warranty terms and arrange global delivery options.
