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Brand: MOXA
Moxa ioThinx 4533-LX Modular Linux Controller
Description
What the ioThinx 4533-LX brings to a remote I/O point
Moxa describes the ioThinx 4533-LX as advanced modular controller with built-in serial port, dual-core 1 GHz CPU, Linux, -20 to 60°C operating temperature. A modular controller with a dual-core 1 GHz CPU running Linux that can be programmed in C/C++ or Python, with up to 64 45MR I/O modules or 5 communication modules on the backplane.
Key figures from the Moxa page: the power input is 12 to 48 VDC; operating temperature is -20 to 60°C (-4 to 140°F); dimensions are 60.3 x 99 x 75 mm (2.37 x 3.9 x 2.96 in); weight is 207.7 g (0.457 lb).
Standards and approvals printed for this model include hazardous-location listings of Class I Division 2; ATEX; safety standard UL 61010-2-201. Approvals can differ between variants of a series, so check the one on the exact order code.
Technical specifications
| Parameter | Specification |
|---|---|
| DRAM | 2 GB DDR3L |
| MRAM | 128 kB |
| Language | C/C++; Python |
| Buttons | Reset button |
| Rotary Switch | 0 to 9 |
| 10/100BaseT(X) Ports (RJ45 connector) | Auto negotiation speed |
| Magnetic Isolation Protection | 1.5 kV (built-in) |
| Authentication | Local database |
| Encryption | AES-256; SHA-256 |
| Security Protocols | SSHv2 |
| Hardware-based Security | TPM 2.0 |
| Flow Control | RTS/CTS |
| Parity | None, Even, Odd |
| Stop Bits | 1, 2 |
| Data Bits | 7, 8 |
| RS-232 | TxD, RxD, RTS, CTS, GND |
| RS-422 | Tx+, Tx-, Rx+, Rx-, GND |
| RS-485-2w | Data+, Data-, GND |
| System Power Parameters: No. of Power Inputs | 1 |
| System Power Parameters: Input Voltage | 12 to 48 VDC |
| Power Consumption | 1940 mA @ 12 VDC |
| Over-Current Protection | 3 A @ 25°C |
| Over-Voltage Protection | 55 VDC |
| System Power Parameters: Output Current | 1 A (max.) |
| Field Power Parameters: No. of Power Inputs | 1 |
| Field Power Parameters: Input Voltage | 12/24 VDC |
| Over-current Protection | 5 A @ 25°C |
| Over-voltage Protection | 33 VDC |
| Field Power Parameters: Output Current | 2 A (max.) |
| Housing | Plastic |
| Weight | 207.7 g (0.457 lb) |
| Installation | DIN-rail mounting |
| EMC | EN 55032/35 |
| EMI | CISPR 32, FCC Part 15B Class A |
| Safety | UL 61010-2-201 |
| Shock | IEC 60068-2-27 |
| Vibration | IEC 60068-2-6 |
| Hazardous Locations | Class I Division 2; ATEX |
| Operating Temperature | -20 to 60°C (-4 to 140°F) |
| Storage Temperature (package included) | -40 to 85°C (-40 to 185°F) |
| Ambient Relative Humidity | 5 to 95% (non-condensing) |
| Altitude | Up to 4000 m |
| Green Product | RoHS, CRoHS, WEEE |
| Warranty Period | 5 years |
Selection and installation notes
It is aimed at edge-processing and protocol-conversion jobs where logic and local data handling run next to the I/O, with Class I Division 2 and ATEX hazardous-location listings on the datasheet.
On the practical side, mounting is listed as din-rail mounting; the housing is plastic; the stated MTBF is 954,606 hrs; the warranty period is 5 years. Treat the MTBF as a manufacturer prediction under its stated method, not a guarantee for your site.
Before ordering, confirm which 45MR/45ML modules you need, since the controller carries no field I/O of its own. Seven Star LLC is an independent supplier in Muscat and quotes against the exact code you give us.
Related models in the ioThinx 4533-LX family
Moxa groups the ioThinx 4533-LX with 3 related order codes under one family: ioThinx 4533-LX, ioThinx 4533-LX-(V1), ioThinx 4533-LX-T, ioThinx 4533-LX-T-(V1). Suffixes such as -T generally mark wide-temperature versions and fiber suffixes (M, S, MM, SS with SC or ST) mark the connector and fiber type, but the order code printed on the datasheet governs.
Documents and quotation
The Moxa datasheet for this family (moxa-iothinx-4530-series-datasheet-v3.1) is attached to this page. Request a quotation with the exact order code, quantity and delivery location, and we will respond with availability.
More products in this range: PLC & I/O Cards.
Datasheets & Documents
- Datasheet Moxa ioThinx 4530 series datasheet v3.1 Download
Reviews (0)
About brand
Moxa is the Taiwanese maker of industrial networking equipment: Ethernet switches, serial device servers, protocol gateways, media converters, secure routers and remote I/O. It was founded in Taiwan in 1987 and started with serial communication products before moving into industrial Ethernet. It is headquartered in Taipei.
Seven Star LLC is an independent supplier in Muscat. We list Moxa switches, serial servers, gateways and converters, and supply them to control system integrators, utilities, oil and gas and building automation projects in Oman and the GCC by exact model.
Moxa at a glance
| Established | 1987, Taiwan |
|---|---|
| Headquarters | Taipei, Taiwan |
| First products | Serial communication boards and serial connectivity |
| Product families | Unmanaged, managed and rackmount industrial Ethernet switches, serial device servers, Modbus and fieldbus gateways, media converters, serial converters, secure routers, remote I/O and industrial computers |
Moxa products we list
| Family | Models | Typical use |
|---|---|---|
| Unmanaged switches | EDS-205A, EDS-208A, EDS-2008-EL, EDS-2010-ML, EDS-308, EDS-316, EDS-G2005-EL, EDS-G205, EDS-G308, EDS-P206A PoE | Simple plug-and-play networks inside control panels |
| Managed switches | EDS-405A, EDS-408A, EDS-508A, EDS-510A, EDS-510E, EDS-518A, EDS-528E, EDS-G508E, EDS-G509, EDS-G512E, ICS-G7528A rackmount | Redundant ring networks, VLANs and diagnostics for SCADA and DCS |
| Serial device servers | NPort 5110A, 5150A, 5210A, 5250A, 5410, 5450, 5610-8, 5650-8, 6150, IA5150A | Putting RS-232/422/485 devices on an Ethernet network |
| Protocol gateways | MGate MB3180, MB3170, MB3280, MB3270, 5101-PBM-MN, 5105-MB-EIP, 5109 DNP3, 5114 IEC 104 | Linking Modbus RTU/TCP, PROFIBUS, EtherNet/IP, DNP3 and IEC 60870-5-104 systems |
| Converters, routers and I/O | IMC-21A, IMC-101, IMC-21GA, TCF-142, TCC-100, TCC-80, TCC-120, EDR-G9010 router, ioLogik E2210 | Fibre links over long distances, serial conversion, network security and remote I/O |
The choice between switch types follows the network. An unmanaged switch simply forwards traffic and suits a small, isolated panel. A managed switch adds redundancy protocols (Moxa's Turbo Ring recovers a broken ring in milliseconds), VLANs to separate traffic, port mirroring and alarms, which a SCADA or DCS network needs. The suffix on a Moxa model also matters: "-T" means a wide operating temperature range (typically -40 to 75 °C), which is the safe choice for outdoor cabinets in the Gulf summer. "-MM-SC" or "-S-SC" means multi-mode or single-mode fibre with SC connectors.
Where Moxa products are used
In Oman and the GCC, Moxa equipment connects RTUs, PLCs, meters and protection relays in oil and gas fields, electrical substations, water and wastewater SCADA, transport, and building and energy management systems.
Ordering Moxa products: what we need
Send the complete model including all suffixes (for example EDS-508A-MM-SC-T), the quantity, and for fibre models the fibre type and distance. For gateways, tell us which two protocols need to be linked.
Facts checked against Moxa company information, October 2026.
Browse MOXA products by category: Industrial Communications.
FAQ
Questions about the Moxa ioThinx 4533-LX Modular Linux Controller
Answers from our engineering team on installation, compatibility and integration.
01What is the Moxa ioThinx 4533-LX?
Moxa lists it as: Advanced modular controller with built-in serial port, dual-core 1 GHz CPU, Linux, -20 to 60°C operating temperature. A modular controller with a dual-core 1 GHz CPU running Linux that can be programmed in C/C++ or Python, with up to 64 45MR I/O modules or 5 communication modules on the backplane.
02What power supply does the ioThinx 4533-LX need?
The Moxa specification gives an input voltage of 12 to 48 VDC. Check the terminal arrangement and, where relevant, the redundant-input wiring against your panel supply before ordering.
03What operating temperature range applies to the ioThinx 4533-LX?
The listed operating temperature is -20 to 60°C (-4 to 140°F). Wide-temperature versions carry a -T suffix in Moxa's order codes where the series offers them, and they are separate order codes.
04How does the ioThinx 4533-LX connect to a PLC or SCADA?
It communicates over Ethernet; listed industrial protocols include those on the datasheet.
05Where is the ioThinx 4533-LX datasheet and how do I ask for a quotation?
The official Moxa datasheet is attached to this page. Send Seven Star LLC the exact order code, quantity and delivery location for a quotation; we are an independent supplier in Muscat.
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